BOTANY- PAGE 13
1 Blackwart disease of potato is caused by
1) Synchtrium endobioticum
2) Olpidium solanacearum
3) Agrobacterium tumefaciens
4) Protomyces macrosporus
Answer: 1
2 In which of the following smut diseases a columella is present in the infected region ?
1) Loose smut of wheat
2) Grain smut of Jowar
3) Smut of Bajra
4) Covered smut of Barley
Answer: 2
3 The 'Tundu ' disease of wheat is caused by
1) Anguina triticia and Corynebacterium tritici
2) Anguina tritici
3) Anguina tritici and Erwinia dissolvens
4) Globodera tritici
Answer: 1
4 The cyst nemotide belongs to which of the following genera ?
1) Meloidogyne
2) Anguina
3) Heterodera
4) Xiphinema
Answer:3
5 Which of the following metabolites is known to play an important role in defense against pathogenesis ?
1) Victorin
2) Phenolics
3) Proteins
4) Auxins
Answer:2
6 Match the following sets and identify the correct pair
A) T.S. Sadasivan a) Role of fusaric acid in wilt of cotton
B) H. C. Arya b) Cycle of wheat rust in the plains of India
C) P. Millardet c) Axenic culture of sclerospora graminicola
D) K. C. Mehta d) Discovery of Bordeaux mixture
1) A a
2) B a
3) C c
4) D d
Answer:1
7 The " Great Bengal Famine " in 1943 was the result of which of the following :
1) Bunt of wheat caused by Telletia
2) Helmithosporium blight of rice
3) Blast of rice caused by Pyricularia
4) Late blight of potato caused by Phytophthora
Answer:2
8 The type of symptoms produced by Pythium is
1) Damping off of seedlings
2) Early blight
3) Anthracnose
4) Leafspots
Answer: 1
9 Match the following sets and identify the correct pair
A) Downy Mildew a) Meloidogyne incognita
B) Powdery Mildew b) Sclerospora graminicola
C) Tikka Disease c) Cercospora arachidicola
D) Root Knot d) Alternaria Solani
1) A b
2) B d
3) C a
4) D c
Answer: 1
10 Match the following sets and identify the correct pair
A) Phaseollin a) Cucumber
B) Glyceollin b) Pepper
C) Rishitin c) Capparis
D) Capsidiol d) Potato
1) A b
2) B b
3) C d
4) D d
Answer: 3
11 During rainy season a farmer notices golden brown exudates from the earheads of Bajra crop in field. The possible reason for this could be onset of
1) Rotting Disease
2) Greenear Disease
3) Ergot Disease
4) Smut Disease
Answer: 3
12 ' Grassy shoot of sugarcane ' is caused by which of the following phytopathogens ?
1) Mycoplasma
2) Viroid
3) Phytoplasma
4) Spiroplasma
Answer: 4
13 Pathogenesis related proteins are those macromolecules which are known to induce
1) Resistance in plants
2) antifungal and antimicrobial activity in plants
3) Toxicity towards plants
4) Phenolic production in plants
Answer: 2
14) jacket of neck of archegonium in Marchantiales, Jungermanniales and Calobryales consists of :
1) 4, 5 and 6 cells
2) 5 , 4 and 6 cells
3) 6, 5 and 4 cells
4) 6 , 4 and 5 cells
Answer: 3
15 Basal elaterphore present in the capsule of Pellia develops from
1) Elater mother cells
2) Sterile sporogenous cells
3) Fertile sporogenous cells
4) Amphithecium
Answer: 2
16 Non columellate species of Notothylas is
1) Notothylas indica
2) Notothylas orbicularis
3) Notothylas leveri
4) All species of Notothylas
Answer: 3
17 Airgun mechanism of spore dispersal is present in :
1) Sphagnum
2) Funaria
3) Frullania
4) Pogonatum
Answer: 1
18 Which one of the following pteridophytes is zerophytic ?
1) Azolla
2) Salvinia
3) Marsilea
4) Equisetum arvense
Answer: 4
19 Which of the following statements is correct for beta oxidation of fatty acids?
1) Betaoxidation occurs in cytoplasm. Glyoxalate cycle in glyoxysome and succinate produced enters into
mitochondria
2) Betaoxidation and Glyoxalate cycle occur in glyoxisome and succinate produced enters into mitochondria
3) Betaoxidation and glycolate cycle occur in Glyoxysome and Acetyl coA enters into mitochondria
4) Betaoxidation in liposomes, glyoxalate cycle occurs in peroxysome and pyruvate enters into mitochondria
Answer: 2
20 In prokaryotes the initiation of polypeptide synthesis occurs with the binding of the leader sequence of mRNA
with the 30S ribosomal sub units. The leader sequence at the 3' end of the mRNA is called as Ribosomal
Binding site(RBs) or ShineDalgarno sequence. This is
1) 5'GAA GAAG3'
2) 5'AGG AGGA3'
3) 5'AGA AGAG3'
4) 3'AAG GAAG5'
Answer: 2
21 Which of the following methods of DNA fingerprinting does not need PCR?
1) RAPD
2) RFLP
3) SSR
4) ISSR
Answer: 2
1) Synchtrium endobioticum
2) Olpidium solanacearum
3) Agrobacterium tumefaciens
4) Protomyces macrosporus
Answer: 1
2 In which of the following smut diseases a columella is present in the infected region ?
1) Loose smut of wheat
2) Grain smut of Jowar
3) Smut of Bajra
4) Covered smut of Barley
Answer: 2
3 The 'Tundu ' disease of wheat is caused by
1) Anguina triticia and Corynebacterium tritici
2) Anguina tritici
3) Anguina tritici and Erwinia dissolvens
4) Globodera tritici
Answer: 1
4 The cyst nemotide belongs to which of the following genera ?
1) Meloidogyne
2) Anguina
3) Heterodera
4) Xiphinema
Answer:3
5 Which of the following metabolites is known to play an important role in defense against pathogenesis ?
1) Victorin
2) Phenolics
3) Proteins
4) Auxins
Answer:2
6 Match the following sets and identify the correct pair
A) T.S. Sadasivan a) Role of fusaric acid in wilt of cotton
B) H. C. Arya b) Cycle of wheat rust in the plains of India
C) P. Millardet c) Axenic culture of sclerospora graminicola
D) K. C. Mehta d) Discovery of Bordeaux mixture
1) A a
2) B a
3) C c
4) D d
Answer:1
7 The " Great Bengal Famine " in 1943 was the result of which of the following :
1) Bunt of wheat caused by Telletia
2) Helmithosporium blight of rice
3) Blast of rice caused by Pyricularia
4) Late blight of potato caused by Phytophthora
Answer:2
8 The type of symptoms produced by Pythium is
1) Damping off of seedlings
2) Early blight
3) Anthracnose
4) Leafspots
Answer: 1
9 Match the following sets and identify the correct pair
A) Downy Mildew a) Meloidogyne incognita
B) Powdery Mildew b) Sclerospora graminicola
C) Tikka Disease c) Cercospora arachidicola
D) Root Knot d) Alternaria Solani
1) A b
2) B d
3) C a
4) D c
Answer: 1
10 Match the following sets and identify the correct pair
A) Phaseollin a) Cucumber
B) Glyceollin b) Pepper
C) Rishitin c) Capparis
D) Capsidiol d) Potato
1) A b
2) B b
3) C d
4) D d
Answer: 3
11 During rainy season a farmer notices golden brown exudates from the earheads of Bajra crop in field. The possible reason for this could be onset of
1) Rotting Disease
2) Greenear Disease
3) Ergot Disease
4) Smut Disease
Answer: 3
12 ' Grassy shoot of sugarcane ' is caused by which of the following phytopathogens ?
1) Mycoplasma
2) Viroid
3) Phytoplasma
4) Spiroplasma
Answer: 4
13 Pathogenesis related proteins are those macromolecules which are known to induce
1) Resistance in plants
2) antifungal and antimicrobial activity in plants
3) Toxicity towards plants
4) Phenolic production in plants
Answer: 2
14) jacket of neck of archegonium in Marchantiales, Jungermanniales and Calobryales consists of :
1) 4, 5 and 6 cells
2) 5 , 4 and 6 cells
3) 6, 5 and 4 cells
4) 6 , 4 and 5 cells
Answer: 3
15 Basal elaterphore present in the capsule of Pellia develops from
1) Elater mother cells
2) Sterile sporogenous cells
3) Fertile sporogenous cells
4) Amphithecium
Answer: 2
16 Non columellate species of Notothylas is
1) Notothylas indica
2) Notothylas orbicularis
3) Notothylas leveri
4) All species of Notothylas
Answer: 3
17 Airgun mechanism of spore dispersal is present in :
1) Sphagnum
2) Funaria
3) Frullania
4) Pogonatum
Answer: 1
18 Which one of the following pteridophytes is zerophytic ?
1) Azolla
2) Salvinia
3) Marsilea
4) Equisetum arvense
Answer: 4
19 Which of the following statements is correct for beta oxidation of fatty acids?
1) Betaoxidation occurs in cytoplasm. Glyoxalate cycle in glyoxysome and succinate produced enters into
mitochondria
2) Betaoxidation and Glyoxalate cycle occur in glyoxisome and succinate produced enters into mitochondria
3) Betaoxidation and glycolate cycle occur in Glyoxysome and Acetyl coA enters into mitochondria
4) Betaoxidation in liposomes, glyoxalate cycle occurs in peroxysome and pyruvate enters into mitochondria
Answer: 2
20 In prokaryotes the initiation of polypeptide synthesis occurs with the binding of the leader sequence of mRNA
with the 30S ribosomal sub units. The leader sequence at the 3' end of the mRNA is called as Ribosomal
Binding site(RBs) or ShineDalgarno sequence. This is
1) 5'GAA GAAG3'
2) 5'AGG AGGA3'
3) 5'AGA AGAG3'
4) 3'AAG GAAG5'
Answer: 2
21 Which of the following methods of DNA fingerprinting does not need PCR?
1) RAPD
2) RFLP
3) SSR
4) ISSR
Answer: 2
22:-Which of the following is a unicellular green algae that is motile and with a light sensitive "eyespot"
A:-Chlamydomonas
B:-Hydra
C:-Spirogyra
D:-Chlorella
Ans: A
23:-Plant hormone used in the ripening of fruits is
A:-Auxin
B:-Gibbrellin
C:-Ethylene
D:-Abscissic Acid
Ans: C
24:-A viral disease of plant that spreads through aphides in the following is
A:-Coconut budrot
B:-Bunchytop of banana
C:-Wilt of brinjal
D:-Quick wilt in pepper
Ans: B
25:-Light sensitive proteinacious pigment in plant involved in photomorphogenesis is
A:-Cytochrome
B:-Chlorophyll
C:-Phytohormone
D:-Phytochrome
Ans: D
26:-Flowering plants are included under the group
A:-Phanerogams
B:-Cryptogams
C:-Bryophytes
D:-Lichens
Ans: A
27:-Water and minerals are principally transported in angiosperms through
A:-Xylem parenchyma
B:-Xylem tracheids
C:-Xylem vessels
D:-Xylem fibres
Ans: C
28:-Growth movement of plants in response to gravity is called
A:-Phototropism
B:-Hydrotropism
C:-Chemotropism
D:-Geotropism
Ans: D
29:-Male reproductive organs of a flower are called
A:-Androecium
B:-Gynoecium
C:-Calyx
D:-Corolla
Ans: A
30:-The structure meant for the nourishment of developing embryo in a seed is
A:-Phloem
B:-Pollentube
C:-Leaves
D:-Endosperm
Ans: D
31:-The plant selected by G J Mendel for his genetic experiment is
A:-4' O Clock plant
B:-Garden pea
C:-Sweet pea
D:-Snap dragon
Ans: B
A:-Chlamydomonas
B:-Hydra
C:-Spirogyra
D:-Chlorella
Ans: A
23:-Plant hormone used in the ripening of fruits is
A:-Auxin
B:-Gibbrellin
C:-Ethylene
D:-Abscissic Acid
Ans: C
24:-A viral disease of plant that spreads through aphides in the following is
A:-Coconut budrot
B:-Bunchytop of banana
C:-Wilt of brinjal
D:-Quick wilt in pepper
Ans: B
25:-Light sensitive proteinacious pigment in plant involved in photomorphogenesis is
A:-Cytochrome
B:-Chlorophyll
C:-Phytohormone
D:-Phytochrome
Ans: D
26:-Flowering plants are included under the group
A:-Phanerogams
B:-Cryptogams
C:-Bryophytes
D:-Lichens
Ans: A
27:-Water and minerals are principally transported in angiosperms through
A:-Xylem parenchyma
B:-Xylem tracheids
C:-Xylem vessels
D:-Xylem fibres
Ans: C
28:-Growth movement of plants in response to gravity is called
A:-Phototropism
B:-Hydrotropism
C:-Chemotropism
D:-Geotropism
Ans: D
29:-Male reproductive organs of a flower are called
A:-Androecium
B:-Gynoecium
C:-Calyx
D:-Corolla
Ans: A
30:-The structure meant for the nourishment of developing embryo in a seed is
A:-Phloem
B:-Pollentube
C:-Leaves
D:-Endosperm
Ans: D
31:-The plant selected by G J Mendel for his genetic experiment is
A:-4' O Clock plant
B:-Garden pea
C:-Sweet pea
D:-Snap dragon
Ans: B