BOTANY- PAGE 4
1. Auxospores are produced by:
a. Volvox
b. Spirogyra
c. Diatoms
d. Oedogonium
Answer: Diatoms
2. Lectins are:
a. Lipids
b. Protein binding carbohydrate
c. Fatty acids
d. Carbohydrates binding proteins
Answer: Carbohydrates binding proteins
3. Name an enzyme which is active at 90 degree C
a. Taq polymerase
b. DNA polymerase
c. RNA polymerase
d. Helicase
Answer: Taq polymerase:
4. Amphibians of plant kingdom:
a. Algae
b. Lichens
c. Bryophytes
d. Gymnosperms
Answer: Bryophytes
5. Olericulture deals with:
a. Flowers
b. Vegetables
c. Mushroom
d. Fruits
Answer: Vegetables
6. Annual rings are related with:
a. Dendrocronology
b. Palynology
c. Palentology
d. Cryology
Answer: Dendrocronology
7. Rules of botanical nomenclature are compiled in:
a. ICZN
b. ICNB
c. ICBN
d. ZCBN
Answer: ICBN
8. Father of plant tissue culture
a. Haberlandt
b. Maheswari
c. Linnaeus
d. Hanning
Answer: Haberlandt
9. Stele with leaf gap and branch gap:
a. Cladosiphonic
b. Phyllosiphonic
c. Amphiphloic
d. Protostele
Answer: Phyllosiphonic
10. In nullisomic condition chromosome number is:
a. 2n-2
b. 2n+2
c. 2n-1
d. 2n+1
Answer: 2n-2
11. Which among the following acts as termination codon?
a. AUG
b. UAG
c. GUG
d. ATG
Answer: UAG
12. Energy star is used in:
a. Trusted site
b. E-waste
c. Green computing
d. CD
Answer: Green computing
13. The chemical constituent of the seed coat in synthetic seed:
a. Calcium chloride
b. Calcium alginate
c. Sodium nitrate
d. Sodium alginate
Answer: Calcium alginate
14. Major source of sugar in India
a. Beetroot
b. Sugarcane
c. Dates
d. Sugar beet
Answer: Sugarcane
15. Contribution of Van Rheed:
a. Flora of Presidency of Madras
b. Genera Plantarum
c. Hortus Indicus Malabaricus
d. Species plantarum
Answer: Hortus Indicus Malabaricus
16. The primary acceptor of CO2 in C3 pathway is:
a. PEP
b. RuBP
c. GDP
d. NADP
Answer: RuBP
17. Auxanometer is used to measure:
a. Plant growth
b. Intensity of sound
c. Water potential
d. Osmosis
Answer: Plant growth
18. Jeevani is
a. Name of an ethnomedicine
b. Carminative
c. A wee
d. Oil seed crop
Answer: Name of an ethnomedicine
19. Phylogeny describes:
a. Morphological similarity
b. Geographic distribution
c. Evolutionary history
d. Reproductive compatibility
Answer: Evolutionary history
20. Vivipary is shown by:
a. Parasite
b. Mesophyte
c. Hydrophyte
d. Halophyte
Answer: Halophyte
21. Colchicine is extracted from:
a. Bixa orellana
b. Colchicum autumnale
c. Gloriosa superba
d. Nicotiana tabaccum
Answer: Colchicum autumnale (Liliaceae)
22. The fruiting body of Usnea lichen thallus is
(a). Perithecium
(b). Apothecium
(c). Basidiocarp
(d). Ascocarp.
Answer: Apothecium
23. Consider the following Statements .
Assertion (A) : Mound of large stones planted with rock-loving plants are known as rockery.
Reason (R) : Rockery is a part of landscape gardens.
Now select your answer according to the coding scheme given below
(a). Both (A) and (R) are true and (R) is the correct explanation of (A)
(b). Both (A) and (R) are true but (R) is not the correct explanation of (A)
(c). (A) is true. but (R) is false
(d). (A) and (R) are false.
Answer: Both (A) and (R) are true but (R) is not the correct explanation of (A)
24. Gossypiltm hirsuturn is
(a). New World diploid
(b). Old World diploid
(c). New World tetraploid
(d). Old World tetraploid.
Answer: New World tetraploid
25. Sex hormone "Sirenin" is secreted by
(a). Aspergillus niger
(b). Allomyces macrogynus
(c). Plasmodiophora brasicae
(d). Saprolegnia parasitica.
Answer: Allomyces macrogynus
a. Volvox
b. Spirogyra
c. Diatoms
d. Oedogonium
Answer: Diatoms
2. Lectins are:
a. Lipids
b. Protein binding carbohydrate
c. Fatty acids
d. Carbohydrates binding proteins
Answer: Carbohydrates binding proteins
3. Name an enzyme which is active at 90 degree C
a. Taq polymerase
b. DNA polymerase
c. RNA polymerase
d. Helicase
Answer: Taq polymerase:
4. Amphibians of plant kingdom:
a. Algae
b. Lichens
c. Bryophytes
d. Gymnosperms
Answer: Bryophytes
5. Olericulture deals with:
a. Flowers
b. Vegetables
c. Mushroom
d. Fruits
Answer: Vegetables
6. Annual rings are related with:
a. Dendrocronology
b. Palynology
c. Palentology
d. Cryology
Answer: Dendrocronology
7. Rules of botanical nomenclature are compiled in:
a. ICZN
b. ICNB
c. ICBN
d. ZCBN
Answer: ICBN
8. Father of plant tissue culture
a. Haberlandt
b. Maheswari
c. Linnaeus
d. Hanning
Answer: Haberlandt
9. Stele with leaf gap and branch gap:
a. Cladosiphonic
b. Phyllosiphonic
c. Amphiphloic
d. Protostele
Answer: Phyllosiphonic
10. In nullisomic condition chromosome number is:
a. 2n-2
b. 2n+2
c. 2n-1
d. 2n+1
Answer: 2n-2
11. Which among the following acts as termination codon?
a. AUG
b. UAG
c. GUG
d. ATG
Answer: UAG
12. Energy star is used in:
a. Trusted site
b. E-waste
c. Green computing
d. CD
Answer: Green computing
13. The chemical constituent of the seed coat in synthetic seed:
a. Calcium chloride
b. Calcium alginate
c. Sodium nitrate
d. Sodium alginate
Answer: Calcium alginate
14. Major source of sugar in India
a. Beetroot
b. Sugarcane
c. Dates
d. Sugar beet
Answer: Sugarcane
15. Contribution of Van Rheed:
a. Flora of Presidency of Madras
b. Genera Plantarum
c. Hortus Indicus Malabaricus
d. Species plantarum
Answer: Hortus Indicus Malabaricus
16. The primary acceptor of CO2 in C3 pathway is:
a. PEP
b. RuBP
c. GDP
d. NADP
Answer: RuBP
17. Auxanometer is used to measure:
a. Plant growth
b. Intensity of sound
c. Water potential
d. Osmosis
Answer: Plant growth
18. Jeevani is
a. Name of an ethnomedicine
b. Carminative
c. A wee
d. Oil seed crop
Answer: Name of an ethnomedicine
19. Phylogeny describes:
a. Morphological similarity
b. Geographic distribution
c. Evolutionary history
d. Reproductive compatibility
Answer: Evolutionary history
20. Vivipary is shown by:
a. Parasite
b. Mesophyte
c. Hydrophyte
d. Halophyte
Answer: Halophyte
21. Colchicine is extracted from:
a. Bixa orellana
b. Colchicum autumnale
c. Gloriosa superba
d. Nicotiana tabaccum
Answer: Colchicum autumnale (Liliaceae)
22. The fruiting body of Usnea lichen thallus is
(a). Perithecium
(b). Apothecium
(c). Basidiocarp
(d). Ascocarp.
Answer: Apothecium
23. Consider the following Statements .
Assertion (A) : Mound of large stones planted with rock-loving plants are known as rockery.
Reason (R) : Rockery is a part of landscape gardens.
Now select your answer according to the coding scheme given below
(a). Both (A) and (R) are true and (R) is the correct explanation of (A)
(b). Both (A) and (R) are true but (R) is not the correct explanation of (A)
(c). (A) is true. but (R) is false
(d). (A) and (R) are false.
Answer: Both (A) and (R) are true but (R) is not the correct explanation of (A)
24. Gossypiltm hirsuturn is
(a). New World diploid
(b). Old World diploid
(c). New World tetraploid
(d). Old World tetraploid.
Answer: New World tetraploid
25. Sex hormone "Sirenin" is secreted by
(a). Aspergillus niger
(b). Allomyces macrogynus
(c). Plasmodiophora brasicae
(d). Saprolegnia parasitica.
Answer: Allomyces macrogynus
26. 'Pedologv' is the study of
(A) Soil erosion
(B) Soil formation
(C) Rock formation
(D) Locomotion of animals
Ans: B
27. 'Rain forest' occur in
(A) Tamilnadu and Andhra Pradesh
(B) Western Ghats and Eastern Himalayas
(C) Uttar Pradesh and Bihar
(D) Madhya Pradesh and Orissa
Ans: B
28. Succulent plants' are largely found in
(A) Tropical rain forests
(B) Deciduous forests
(C) Deserts
(D) Thundras
Ans: C
29. Group ofplants used as air pollution indicator is
(A) Algae
(B) Conifers
(C) Ferns
(D) Lichens
Ans: D
30. Emasculation means
(A) RemovaI of Stigma
(B) Removal of Anther
(C) Removal of Petal
(D) Removal of Style
Ans: B
31.Aims of plant breeding are to produce
(A) Disease varieties
(B) High-Yielding varieties
(C) Late maturing varieties
(D) All of the above
Ans: B
32. fleterosis' is
(A) Hybrid Vigour
(B) Hybrid incompatibility
(C) Hybrid sterility
(D) Structural hybridity
Ans: A
33. Emasculated flowers are polythene bagged to prevent
(A) Microbial infection
(B) Pollution
(C) Pollination
(D) Feed by insects
Ans: C
34. 'Inter generic cross' - is hybridization between
(A) Two different genera
(B) Two different species
(C) Two different varieties
(D) All the above
Ans: A
35. Horticulture - deals with the cultivation of
(A) Crop plants
(B) Garden plants
(C) Wild plants
(D) All the above
Ans: B
36. 'Pomology' - It refers to the study of
(A) Vegetables
(B) Flowers
(C) Fruit crops
(D) Herbs
Ans: C
37. Air layering is a
(A) sexual reproduction
(B) asexual reproduction
(C) vegetative reproduction
(D) None of the above
Ans: C
38. Fruits are stored with the use of Refrigerants
(A) Liquid nitrogen
(B) Hydrogen
(C) Oxyge n
(D) Carbon
Ans: A
39. 'Sugarcane breeding' institute is placed at
(A) Aduthurai
(B) Coimbatore
(C) Agra
(D) Kanpur
Ans: B
40. 'Olericulture' refers to the
(A) Cultivation of fruit trees
(B) Cultivation of foliage trees
(C) Cultivation of vegetables
(D) None of the above
Ans: C
41. Pure line theory first described by
(A) Charles Darwin
(B) E. Borlaug
(C) W. Johannsen
(D) M.S. Swaminathan
Ans: C
42. Which one of the following is true fruit?
(A) Pyrus malus
(B) Anacardium occidentalis
(C) Annona squamosa
(D) All the above
Ans: C
43. The edible portion m radish comprises
(A) Root and Leaf
(B) Root
(C) Stem
(D) Root and stem
Ans: B
44. Potato and sweet potato is
(A) Have edible parts which are homologous organs
(B) Have edible parts which are heterologous organs
(C) Have been introduced in India from the same place
(D) Are two species of the same genus
Ans: B
45. The manifest effect of hybrid vigour is
(A) Heterosis
(B) Outbreeding
(C) Inbreeding
(D) Inbreeding depression
Ans: A
46. Hybridization technique consists of
(A) The selection of parents
(B) System ofpollination control
(C) Pollination and collection of F1 seeds
(D) All the above
Ans: D
(A) Soil erosion
(B) Soil formation
(C) Rock formation
(D) Locomotion of animals
Ans: B
27. 'Rain forest' occur in
(A) Tamilnadu and Andhra Pradesh
(B) Western Ghats and Eastern Himalayas
(C) Uttar Pradesh and Bihar
(D) Madhya Pradesh and Orissa
Ans: B
28. Succulent plants' are largely found in
(A) Tropical rain forests
(B) Deciduous forests
(C) Deserts
(D) Thundras
Ans: C
29. Group ofplants used as air pollution indicator is
(A) Algae
(B) Conifers
(C) Ferns
(D) Lichens
Ans: D
30. Emasculation means
(A) RemovaI of Stigma
(B) Removal of Anther
(C) Removal of Petal
(D) Removal of Style
Ans: B
31.Aims of plant breeding are to produce
(A) Disease varieties
(B) High-Yielding varieties
(C) Late maturing varieties
(D) All of the above
Ans: B
32. fleterosis' is
(A) Hybrid Vigour
(B) Hybrid incompatibility
(C) Hybrid sterility
(D) Structural hybridity
Ans: A
33. Emasculated flowers are polythene bagged to prevent
(A) Microbial infection
(B) Pollution
(C) Pollination
(D) Feed by insects
Ans: C
34. 'Inter generic cross' - is hybridization between
(A) Two different genera
(B) Two different species
(C) Two different varieties
(D) All the above
Ans: A
35. Horticulture - deals with the cultivation of
(A) Crop plants
(B) Garden plants
(C) Wild plants
(D) All the above
Ans: B
36. 'Pomology' - It refers to the study of
(A) Vegetables
(B) Flowers
(C) Fruit crops
(D) Herbs
Ans: C
37. Air layering is a
(A) sexual reproduction
(B) asexual reproduction
(C) vegetative reproduction
(D) None of the above
Ans: C
38. Fruits are stored with the use of Refrigerants
(A) Liquid nitrogen
(B) Hydrogen
(C) Oxyge n
(D) Carbon
Ans: A
39. 'Sugarcane breeding' institute is placed at
(A) Aduthurai
(B) Coimbatore
(C) Agra
(D) Kanpur
Ans: B
40. 'Olericulture' refers to the
(A) Cultivation of fruit trees
(B) Cultivation of foliage trees
(C) Cultivation of vegetables
(D) None of the above
Ans: C
41. Pure line theory first described by
(A) Charles Darwin
(B) E. Borlaug
(C) W. Johannsen
(D) M.S. Swaminathan
Ans: C
42. Which one of the following is true fruit?
(A) Pyrus malus
(B) Anacardium occidentalis
(C) Annona squamosa
(D) All the above
Ans: C
43. The edible portion m radish comprises
(A) Root and Leaf
(B) Root
(C) Stem
(D) Root and stem
Ans: B
44. Potato and sweet potato is
(A) Have edible parts which are homologous organs
(B) Have edible parts which are heterologous organs
(C) Have been introduced in India from the same place
(D) Are two species of the same genus
Ans: B
45. The manifest effect of hybrid vigour is
(A) Heterosis
(B) Outbreeding
(C) Inbreeding
(D) Inbreeding depression
Ans: A
46. Hybridization technique consists of
(A) The selection of parents
(B) System ofpollination control
(C) Pollination and collection of F1 seeds
(D) All the above
Ans: D
47. Who wrote the book "Species Plantarum"?
(a). Gaspard Bauhin
(b). Carolus Linnaeus
(c). Rivinus
(d). Bentham and Hooker
Answer: Carolus Linnaeus
48.Bentham and Hooker's classification is a
(a). Phylogenetic system of classification
(b). Artificial system of classification
(c). Natural system of classification
(d). Sexual system of classification
Answer: Natural system of classification
49.The binomial system of naming the plants was first suggested by
(a). Gaspard Bauhin
(b). Linnaeus
(c). Rivinus
(d). Bentham and Hooker
Answer: Linnaeus
50. A taxonomist can trace the original and subsequent description of a plant when necessary with help of
(a). Generic name
(b). Specific name
(c). Author citation
(d). Polynomial
Answer: Author citation
51. A genus is
(a). A group of plants found in one place
(b). A group of individuals with morphological similarities among themselves
(c). A group of varieties of plants
(d). A group of species which are morphologically related
Answer: A group of species which are morphologically related
52. The biggest herbarium of the world is at
(a). Calcutta
(b). Coimbatore
(c). Kew
(d). New York
Answer: Kew
53. The biggest herbarium of India is located at
(a). Calcutta
(b). Coimbatore
(c). Ooty
(d). Bangalore
Answer: Calcutta
54. Root nodules containing Rhizobia occur in
(a). Fabaceae
(b). Malvaceae
(c). Asteraceae
(d). Musaceae
Answer: Fabaceae
55. Pappus hairs are the modified part of
(a). Calyx
(b). Bract
(c). Bracteole
(d). Corolla
Answer: Calyx
56. The fibre obtained from Musa textilis is called
(a). Sun hemp
(b). Manila hemp
(c). Abaca
(d). Cordage
Answer: Manila hemp
57. The discipline dealing with inheritance of characters is called
(a). Morphology
(b). Biotechnology
(c). Physiology
(d). Genetics
Answer: Genetics
58. What it is called when characters are transmitted from parent to offspring from one generation to the other?
(a). Absorption
(b). Migration
(c). Electron transport
(d). Inheritance
Answer: Inheritance
59. Consider the following statements :
1. The common blue green algae Spirogyra and Ulothrix are found in both fresh water ponds and oceans.
2. The chameleon can look ahead with one eye, and at the same time look behind with another.
Which of these statements is / are correct ?
(a). Only 1
(b). Only 2
(c). Both 1 and 2
(d). Neither 1 nor 2
Answer: Both 1 and 2
60. The Genetic Engineering Approval Committee, whose permission is required for cultivation of any genetically modified crop such as Bt-Cotton in India, is under the Union Ministry of
(a). Agriculture
(b). Environment and Forests
(c). Commerce and Industry
(d). Rural Development
Answer: Environment and Forests
61.Consider the following statements :
1. Molasses is a by-product of sugar production process.
2. Bagasse obtained in the sugar mills is used as a fuel in the boilers to generate steam for the sugar factories.
3. Sugar can only be produced from sugarcane as the raw material.
Which of these statements are correct ?
(a). 1 and 2
(b). 2 and 3
(c). 1 and 3
(d). 1, 2 and 3
Answer: 1 and 2
62. Parasitic plants obtain the required food through special roots called
(a). Tentacles
(b). Haustoria
(c). Clinging roots
(d). Saprophytes
Answer: Haustoria
63. The mutation that results in the change of gene order from "a b c d e f g h" to " a b f e d e g h" is called
(a). Translocation
(b). Inversion
(c). Deficiency
(d). Duplication
Answer: Inversion
64. In inversion mutation, the broken segment of the chromosome joins after rotation of
(a). 60 degrees
(b). 240 degrees
(c). 120 degrees
(d). 180 degrees
Answer: 180 degrees
65. Chromosomal aberration which involves two chromosomes is called
(a). Translocation
(b). Inversion
(c). Deficiency
(d). Duplication
Answer: Translocation
66. The largest amount of water that is available to the plants from the soil is
(a). Gravitational water
(b). Capillary water
(c). Hygroscopic water
(d). Combined water
Answer: Capillary water
67. Osmotic process relates to the movement across the membranes (in root hairs) of
(a). salt
(b). solution
(c). water
(d). organic matter
Answer: water
68. Movement of dissolved particles against concentration gradient using energy is called
(a). Osmosis
(b). selective absorption
(c). diffusion
(d). active transport
Answer: active transport
(a). Gaspard Bauhin
(b). Carolus Linnaeus
(c). Rivinus
(d). Bentham and Hooker
Answer: Carolus Linnaeus
48.Bentham and Hooker's classification is a
(a). Phylogenetic system of classification
(b). Artificial system of classification
(c). Natural system of classification
(d). Sexual system of classification
Answer: Natural system of classification
49.The binomial system of naming the plants was first suggested by
(a). Gaspard Bauhin
(b). Linnaeus
(c). Rivinus
(d). Bentham and Hooker
Answer: Linnaeus
50. A taxonomist can trace the original and subsequent description of a plant when necessary with help of
(a). Generic name
(b). Specific name
(c). Author citation
(d). Polynomial
Answer: Author citation
51. A genus is
(a). A group of plants found in one place
(b). A group of individuals with morphological similarities among themselves
(c). A group of varieties of plants
(d). A group of species which are morphologically related
Answer: A group of species which are morphologically related
52. The biggest herbarium of the world is at
(a). Calcutta
(b). Coimbatore
(c). Kew
(d). New York
Answer: Kew
53. The biggest herbarium of India is located at
(a). Calcutta
(b). Coimbatore
(c). Ooty
(d). Bangalore
Answer: Calcutta
54. Root nodules containing Rhizobia occur in
(a). Fabaceae
(b). Malvaceae
(c). Asteraceae
(d). Musaceae
Answer: Fabaceae
55. Pappus hairs are the modified part of
(a). Calyx
(b). Bract
(c). Bracteole
(d). Corolla
Answer: Calyx
56. The fibre obtained from Musa textilis is called
(a). Sun hemp
(b). Manila hemp
(c). Abaca
(d). Cordage
Answer: Manila hemp
57. The discipline dealing with inheritance of characters is called
(a). Morphology
(b). Biotechnology
(c). Physiology
(d). Genetics
Answer: Genetics
58. What it is called when characters are transmitted from parent to offspring from one generation to the other?
(a). Absorption
(b). Migration
(c). Electron transport
(d). Inheritance
Answer: Inheritance
59. Consider the following statements :
1. The common blue green algae Spirogyra and Ulothrix are found in both fresh water ponds and oceans.
2. The chameleon can look ahead with one eye, and at the same time look behind with another.
Which of these statements is / are correct ?
(a). Only 1
(b). Only 2
(c). Both 1 and 2
(d). Neither 1 nor 2
Answer: Both 1 and 2
60. The Genetic Engineering Approval Committee, whose permission is required for cultivation of any genetically modified crop such as Bt-Cotton in India, is under the Union Ministry of
(a). Agriculture
(b). Environment and Forests
(c). Commerce and Industry
(d). Rural Development
Answer: Environment and Forests
61.Consider the following statements :
1. Molasses is a by-product of sugar production process.
2. Bagasse obtained in the sugar mills is used as a fuel in the boilers to generate steam for the sugar factories.
3. Sugar can only be produced from sugarcane as the raw material.
Which of these statements are correct ?
(a). 1 and 2
(b). 2 and 3
(c). 1 and 3
(d). 1, 2 and 3
Answer: 1 and 2
62. Parasitic plants obtain the required food through special roots called
(a). Tentacles
(b). Haustoria
(c). Clinging roots
(d). Saprophytes
Answer: Haustoria
63. The mutation that results in the change of gene order from "a b c d e f g h" to " a b f e d e g h" is called
(a). Translocation
(b). Inversion
(c). Deficiency
(d). Duplication
Answer: Inversion
64. In inversion mutation, the broken segment of the chromosome joins after rotation of
(a). 60 degrees
(b). 240 degrees
(c). 120 degrees
(d). 180 degrees
Answer: 180 degrees
65. Chromosomal aberration which involves two chromosomes is called
(a). Translocation
(b). Inversion
(c). Deficiency
(d). Duplication
Answer: Translocation
66. The largest amount of water that is available to the plants from the soil is
(a). Gravitational water
(b). Capillary water
(c). Hygroscopic water
(d). Combined water
Answer: Capillary water
67. Osmotic process relates to the movement across the membranes (in root hairs) of
(a). salt
(b). solution
(c). water
(d). organic matter
Answer: water
68. Movement of dissolved particles against concentration gradient using energy is called
(a). Osmosis
(b). selective absorption
(c). diffusion
(d). active transport
Answer: active transport
69. The common mushrooms that erupt out from soil during rainy season is referred to as
A:-Ascocarp
B:-Basidiocarp
C:-Mesocarp
D:-Epicarp
Ans: B
70. Flowering response of plants towards the period of light exposure is termed as
A:-Phototropism
B:-Photoperiod
C:-Photoperiodism
D:-Photorespiration
Ans: C
71. Unicellular green alga in the following which is used as single cell protein (SCP) is
A:-Chlamydomonas
B:-Chara
C:-Gonyaulax
D:-Chlorella
Ans: D
72. Arrangement of Floral leaves in the bud condition of a flower is termed as
A:-Aestivation
B:-Phyllotaxy
C:-Veination
D:-Placentation
Ans: A
73. The colourless plastids in green plants that store starch is
A:-Elaioplast
B:-Aleuroneplast
C:-Amyloplast
D:-Proteinoplast
Ans: C
74. As per the IUCN Red list 2004, how many plant species were extinct in India?
(A) 87
(B) 89
(C) 97
(D) 99
Ans: A
A:-Ascocarp
B:-Basidiocarp
C:-Mesocarp
D:-Epicarp
Ans: B
70. Flowering response of plants towards the period of light exposure is termed as
A:-Phototropism
B:-Photoperiod
C:-Photoperiodism
D:-Photorespiration
Ans: C
71. Unicellular green alga in the following which is used as single cell protein (SCP) is
A:-Chlamydomonas
B:-Chara
C:-Gonyaulax
D:-Chlorella
Ans: D
72. Arrangement of Floral leaves in the bud condition of a flower is termed as
A:-Aestivation
B:-Phyllotaxy
C:-Veination
D:-Placentation
Ans: A
73. The colourless plastids in green plants that store starch is
A:-Elaioplast
B:-Aleuroneplast
C:-Amyloplast
D:-Proteinoplast
Ans: C
74. As per the IUCN Red list 2004, how many plant species were extinct in India?
(A) 87
(B) 89
(C) 97
(D) 99
Ans: A
75:-The geographical land galapagos is connected with which of the following scientist
A:-Gregor Johann Mendel
B:-Charles Darwin
C:-Carolus Linnaeus
D:-Lamark
Ans: B
76:-The cell organell concerned with protein synthesis is
A:-Ribosome
B:-Lysosome
C:-Golgi body
D:-plasma membrane
Ans: A
77:-The hormone that enable plants to bent towards the source of light is
A:-Cytokinin
B:-Auxin
C:-Ethylene
D:-Abscissic acid
Ans: B
78:-The Fluid mossaic model on the structure of plasma membrane was given by
A:-Camillo Golgi
B:-Gregor Johann mendel
C:-Watson and Crick
D:-singer and Nicolson
Ans: D
79:-The crossing over during meiosis occur during which phase
A:-Leptotene
B:-Anaphase
C:-Pachytene
D:-Zygotene
Ans: C
80:-The Five kingdom classification on living organisms was proposed by
A:-R H Whittaker
B:-Carolus Linnaeus
C:-Aristotle
D:-Theophrastus
Ans: A
81:-The proteinacious pigment that enable plants to light sensitive process like flowering and seed germination
A:-Chlorophyll
B:-Melanin
C:-Phytochrome
D:-carotenoid
Ans: C
82:-The ozone umbrella is located on which layer of earth atmosphere
A:-Troposhere
B:-Stratosphere
C:-Ionosphere
D:-Biosphere
Ans: B
83:-The father of Green revolution in India is
A:-J C Bose
B:-Norman E Borlaug
C:-Dr M S Swamynathan
D:-Dr Varghese kurian
Ans: C
84:-The reticulate veination in leaf is an identifying feature of which of the following plant group
A:-Mosses
B:-Monocotyledons
C:-Pteridophytes
D:-Dicotyledons
Ans: D
A:-Gregor Johann Mendel
B:-Charles Darwin
C:-Carolus Linnaeus
D:-Lamark
Ans: B
76:-The cell organell concerned with protein synthesis is
A:-Ribosome
B:-Lysosome
C:-Golgi body
D:-plasma membrane
Ans: A
77:-The hormone that enable plants to bent towards the source of light is
A:-Cytokinin
B:-Auxin
C:-Ethylene
D:-Abscissic acid
Ans: B
78:-The Fluid mossaic model on the structure of plasma membrane was given by
A:-Camillo Golgi
B:-Gregor Johann mendel
C:-Watson and Crick
D:-singer and Nicolson
Ans: D
79:-The crossing over during meiosis occur during which phase
A:-Leptotene
B:-Anaphase
C:-Pachytene
D:-Zygotene
Ans: C
80:-The Five kingdom classification on living organisms was proposed by
A:-R H Whittaker
B:-Carolus Linnaeus
C:-Aristotle
D:-Theophrastus
Ans: A
81:-The proteinacious pigment that enable plants to light sensitive process like flowering and seed germination
A:-Chlorophyll
B:-Melanin
C:-Phytochrome
D:-carotenoid
Ans: C
82:-The ozone umbrella is located on which layer of earth atmosphere
A:-Troposhere
B:-Stratosphere
C:-Ionosphere
D:-Biosphere
Ans: B
83:-The father of Green revolution in India is
A:-J C Bose
B:-Norman E Borlaug
C:-Dr M S Swamynathan
D:-Dr Varghese kurian
Ans: C
84:-The reticulate veination in leaf is an identifying feature of which of the following plant group
A:-Mosses
B:-Monocotyledons
C:-Pteridophytes
D:-Dicotyledons
Ans: D
85. Branched, Filamentous extensively growing protonema is the characteristic feature of the class
A) Anthocerotopsida B) Bryopsida
C) Hepaticopsida D) Bryophytes
Ans: B
86. Appendiculate scales and ligules are present in
A) Pellia B) Anthocerose C) Marchantia D) Riccia
Ans: C
87. Lycopodium is commonly call as
A) Peat moss B) Club moss
C) Moss D) Resurrection plant
Ans: B
88. What is the name of steles of Pteridophytes where Phloem found on both side of Xylem ?
A) Siphonostele B) Dictyostele
C) Solenostele D) Amphiphloic Siphonostele
Ans: D
89. The smallest Gymnosperm
A) Zamia pygmea B) Cycus circinalis
C) Dioon edule D) Taxus buccata
Ans: A
90. Cycus wood is
A) Monoxylic B) Haploxylic C) Manoxylic D) Pycnoxylic
Ans: C
91. Which of them is small size tree ?
A) Gnetum ula B) Gnetum gnemon
C) Gnetum latifolium D) Gnetum mondanum
Ans: B
92. Prof. Birbal Sahni is known as
A) Father of Indian Palaeobotany B) Father of Palaeozoology
C) Father of Palaeopalaynolgy D) Father of Indian Botany
Ans: A
93. Which type of fossil is the coal ?
A) Petrifaction B) Impression
C) Incrustation D) Compression
Ans: D
94. Which among the following is not a fossil gymnosperm ?
A) Williamsonia B) Glossopteris
C) Rhynia D) Cordaitanthus
Ans: C
95. Which is not a virus disease ?
A) Mumps B) Diphtheria C) Rabies D) Herpes
Ans: B
96. Bacterial transformation is first described by
A) Joshua Lederberge B) De Herelle
C) Griffith D) Woolman
Ans: C
97. Name the single-stranded RNA virus
A) T-even phage B) TMV C) G Virus D) T-odd phage
Ans: B
98. Red algae belong to the class
A) Phaeophycea B) Bacillariophyceae
C) Xanthophyceae D) Rhodophycea
Ans: D
99. Which among the chlorophyceae member is a floating freshwater form ?
A) Caulerpa B) Cephaleuros C) Oedogonium D) Bryopsis
Ans: C
100. Cystocarp is the reproductive structure of
A) Sargassum B) Pinnularia C) Polysiphonia D) Spirogyra
Ans: C
A) Anthocerotopsida B) Bryopsida
C) Hepaticopsida D) Bryophytes
Ans: B
86. Appendiculate scales and ligules are present in
A) Pellia B) Anthocerose C) Marchantia D) Riccia
Ans: C
87. Lycopodium is commonly call as
A) Peat moss B) Club moss
C) Moss D) Resurrection plant
Ans: B
88. What is the name of steles of Pteridophytes where Phloem found on both side of Xylem ?
A) Siphonostele B) Dictyostele
C) Solenostele D) Amphiphloic Siphonostele
Ans: D
89. The smallest Gymnosperm
A) Zamia pygmea B) Cycus circinalis
C) Dioon edule D) Taxus buccata
Ans: A
90. Cycus wood is
A) Monoxylic B) Haploxylic C) Manoxylic D) Pycnoxylic
Ans: C
91. Which of them is small size tree ?
A) Gnetum ula B) Gnetum gnemon
C) Gnetum latifolium D) Gnetum mondanum
Ans: B
92. Prof. Birbal Sahni is known as
A) Father of Indian Palaeobotany B) Father of Palaeozoology
C) Father of Palaeopalaynolgy D) Father of Indian Botany
Ans: A
93. Which type of fossil is the coal ?
A) Petrifaction B) Impression
C) Incrustation D) Compression
Ans: D
94. Which among the following is not a fossil gymnosperm ?
A) Williamsonia B) Glossopteris
C) Rhynia D) Cordaitanthus
Ans: C
95. Which is not a virus disease ?
A) Mumps B) Diphtheria C) Rabies D) Herpes
Ans: B
96. Bacterial transformation is first described by
A) Joshua Lederberge B) De Herelle
C) Griffith D) Woolman
Ans: C
97. Name the single-stranded RNA virus
A) T-even phage B) TMV C) G Virus D) T-odd phage
Ans: B
98. Red algae belong to the class
A) Phaeophycea B) Bacillariophyceae
C) Xanthophyceae D) Rhodophycea
Ans: D
99. Which among the chlorophyceae member is a floating freshwater form ?
A) Caulerpa B) Cephaleuros C) Oedogonium D) Bryopsis
Ans: C
100. Cystocarp is the reproductive structure of
A) Sargassum B) Pinnularia C) Polysiphonia D) Spirogyra
Ans: C