UPSC STUDYMATERIALS
  • HOME
    • OVERVIEW OF UPSC
    • UPSC PRELIMINARY EXAM SYLLABUS
    • UPSC MAIN EXAM SYLLABUS >
      • UPSC EXAM SYLLABUS- AGRICULTURE
      • UPSC EXAM SYLLABUS- ANIMAL HUSBANDRY AND VETERINARY SCIENCE
      • UPSC EXAM SYLLABUS- ANTHROPOLOGY
      • UPSC EXAM SYLLABUS- BOTANY
      • UPSC EXAM SYLLABUS- CHEMISTRY
      • UPSC EXAM SYLLABUS- GEOLOGY
      • UPSC EXAM SYLLABUS- CIVIL ENGINEERING
      • UPSC EXAM SYLLABUS- GEOGRAPHY
      • UPSC EXAM SYLLABUS- COMMERCE AND ACCOUNTING
      • UPSC EXAM SYLLABUS- ECONOMICS
      • UPSC EXAM SYLLABUS- ELECTRICAL ENGINEERING
      • UPSC EXAM SYLLABUS- HISTORY
      • UPSC EXAM SYLLABUS- LAW
      • UPSC EXAM- FREQUENTLY ASKED QUESTIONS (FAQs)
      • UPSC EXAM SYLLABUS- MANAGEMENT
      • UPSC EXAM SYLLABUS- MATHEMATICS
      • UPSC EXAM SYLLABUS- MECHANICAL ENGINEERING
      • UPSC EXAM SYLLABUS- MEDICAL SCIENCE
      • UPSC EXAM SYLLABUS- PHILOSOPHY
      • UPSC EXAM SYLLABUS- PHYSICS
      • UPSC EXAM SYLLABUS- POLITICAL SCIENCE AND INTERNATIONAL RELATIONS
      • UPSC EXAM SYLLABUS- PSYCHOLOGY
      • UPSC EXAM SYLLABUS- PUBLIC ADMINISTRATION
      • UPSC EXAM SYLLABUS- SOCIOLOGY
      • UPSC EXAM SYLLABUS- STATISTICS
      • UPSC EXAM SYLLABUS- ZOOLOGY
    • THE COMBINED GEOSCIENTIST AND GEOLOGIST EXAMINATION SYLLABUS
    • COMBINED MEDICAL SERVICES EXAMINATION SYLLABUS
    • JOINT ENTRANCE EXAMINATION
    • OPTIONAL SUBJECTS OF UPSC EXAM TOPPERS
    • UPSC- EXAM CENTRES
    • UPSC EXAM TIMETABLE/ PATTERN
    • UPSC EXAM BEGINNERS TIPS
    • COMBINED GRADUATE LEVEL EXAMINATION- SSC
    • OVERVIEW OF GATE EXAM
    • UPSC INDIAN FOREST SERVICE >
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- AGRICULTURE
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- AGRICULTURAL ENGINEERING
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- ANIMAL HUSBANDRY AND VETERINARY SCIENCE
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- BOTANY
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- CHEMISTRY
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- CHEMICAL ENGINEERING
      • GEN. STUDIES- INDIA PAGE 5
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- CIVIL ENGINEERING
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- FORESTRY
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- GEOLOGY
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- MATHEMATICS
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- MECHANICAL ENGINEERING
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- PHYSICS
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- STATISTICS
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- ZOOLOGY
  • SITEMAP
  • OPTIONAL
    • ACCOUNTANCY
    • AGRICULTURE
    • ANIMAL HUSBANDARY AND VETERINARY SCIENCE
    • ANTHROPOLOGY
    • GEOLOGY
    • LAW
    • MANAGEMENT
    • MATHEMATICS
    • PHILOSOPHY
    • POLITICAL SCIENCE AND INTERNATIONAL RELATIONS
    • PSYCHOLOGY
    • PUBLIC ADMINISTRATION
    • SOCIOLOGY
  • GENERAL MEDICINE
  • ENGINEERING
    • PRINTING TECHNOLOGY
  • EARN MONEY ONLINE
  • COMPUTER
  • OVERVIEW OF UGC NET
    • ADULT EDUCATION
    • ARAB CULTURE AND ISLAMIC STUDIES
    • ARCHAEOLOGY
    • COMPARATIVE LITERATURE
    • COMPARATIVE STUDY OF RELIGIONS
    • CRIMINOLOGY
    • DANCE
    • DEFENCE AND STRATEGIC STUDIES
    • DRAMA
    • FOLK LITERATURE
    • HUMAN RIGHTS AND DUTIES
    • INDIAN CULTURE
    • INTERNATIONAL AND AREA STUDIES
    • LINGUISTICS
    • MUSEOLOGY AND CONSERVATION
    • PERFORMING ARTS- DANCE/DRAMA/THEATRE
    • POPULATION STUDIES
    • TRIBAL AND REGIONAL LANGUAGE
    • VISUAL ARTS
    • WOMEN STUDIES
  • GEN SUBJECTS
    • ARITHMETIC AND MENTAL ABILITY
    • BOTANY
    • BIOLOGY
    • ECONOMICS
    • GENERAL ENGLISH
    • PHYSICS
    • GENERAL KNOWLEDGE
    • INDIAN HISTORY
    • INDIAN GEOGRAPHY
    • ZOOLOGY
  • GEN. STUDIES
  • GENERAL ARTICLES
  • OTHER SUBJECTS
    • AYURVEDA
    • BUSINESS
    • COOPERATION
    • DAIRY SCIENCE AND TECHNOLOGY
    • FISHERIES SCIENCE
    • FORENSIC MEDICINE
    • FORENSIC SCIENCE
    • FORESTRY
    • GENERAL MICROBIOLOGY
    • HOMEOPATHY
    • HOME SCIENCE
    • LABOUR WELFARE
    • LIBRARY SCIENCE
    • MASS COMMUNICATION AND JOURNALISM
    • NUTRITION
    • OFFICE SECRETARYSHIP
    • PERCUSSION
    • SERICULTURE
    • SIDDHA
    • TAILORING
    • TEACHING AND RESEARCH APTITUDE
    • TOURISM ADMINISTRATION AND MANAGEMENT
    • TYPEWRITING
    • UNANI
  • STATES/ UT
  • LANGUAGES
  • BRILLIANCE TUITION CENTRE
    • COMPLETED MATH WORKSHEETS
  • TEAM MEMBERS
  • MEMBERSHIP
  • SHOP ONLINE
  • GROUP STUDY
  • TERMS OF USE
  • PRIVACY POLICY
  • ABOUT US
  • CONTACT US

ZOOLOGY -PAGE 9

1. The chromosomal arrangement in Drosophila is 
a. 3AAXX, 3AAXY
b. 4AAXX, 4AAXY
c. 22AAXX, 22AAXY
d. 23AAXX, 23AAXY
Answer: A

2. In marine worm Bonellia, the sex is determined with the help of 
a. Hormones 
b. Metabolism 
c. Parasites 
d. Environmental factors
Answer: D

3. In Bonellia, the male develops from a larvae that 
a.  settles in seawater 
b. attaches to the uterus of the female 
c. settles in the proboscis of a female 
d. secretes a chemical substance 
Answer: C

4. The organism in which sex is determined by environmental factors is
a. Man
b. Bonellia 
c. Crab
d. Drosophila 
Answer: B

5. During ploidy there is a change in the 
a. Number of chromosomes 
b. Number of genes
c. Arrangement of genes
d. Arrangement of chromosomes 
Answer: A

6. Which of the following corresponds to polyploidy in man?
a. 66 autosomes, 2Xchromosomes and 1 Y chromosome
b. 21 autosomes, 1X chromosome and 1Y chromosome 
c. 44 autosomes, 2X chromosomes and 2 Y chromosomes 
d. 43 autosomes, 1 X chromosome and 2Y chromosomes 
Answer: A

7. Which one of the following is a poisonous snake? 
a. Naja Naja
b. Scolecophidia
c. Python reticulatus 
d. Eryx johnii 
​Answer: Naja Naja (A)
8. ​Which of the following does not play a role in blood clotting?
(A) Fibrinogen              
(B) Platelets
(C) Thrombin   
(D) Albumin
Answer:  Albumin

9. 
Pick out a correct statement from the followings
(A) There are more than 3 stop codons
(B) Morgan and Boveri were proposed the location of the genes on a chromosome
(C) There are 17 genes are found to be present in Y chromosome of a man
(D) The distance between two adjacent nucleotides in a DNA molecule is 4.3 Ao
Answer: C

10. ​Cellulose and Hemicellulose are called dietary fibre. They help in increasing the bulk of intestinal contents and by stimulating _____________movements in the large intestine
(A) Phototrophic
(B) Thigmonastic
(C) Helitrophic
(D)  Peristaltic
Answer: D
11:-Tendon connects
 A:-muscle to muscle
 B:-bone to bone
 C:-muscle to bone
 D:-muscle to nerve
Ans: C

12:-Which of the following is not an enzyme?
 A:-secretin
 B:-chymotrypsin
 C:-ptyalin
 D:-pepsin
Ans: A

13:-Haemozoin is related with
 A:-gambien fever
 B:-yellow fever
 C:-malaria fever
 D:-all the above
Ans: C

14:-The pH of human blood is
 A:-7.9
 B:-7.4
 C:-7.6
 D:-6.8
Ans: B

15:-Organism having characters of both plants and animals is
 A:-bacterium
 B:-paramecium
 C:-mycoplasma
 D:-euglena
Ans: D

16:-Survival of the fittest and struggle for existence is related to
 A:-Lamarckism
 B:-Oparin's theory
 C:-Weismann's theory
 D:-Darwinism
Ans: D

17.  ABO blood groups in humans are controlled by the gene I.  It has three alleles – IA, IB and i.  Since there are three different alleles, six different genotypes are possible. How many phenotypes can occur?
a)  Three b)  One c)  Four     d)  Two
Ans: C
 
18.  Which one of the following symbols and its representation, used in human pedigree analysis is correct?     
a)  □=○=Mating between relatives
b)  ○=Unaffected male
c)  □=Unaffected female
d)  ◊=Male affected
Ans: A
 
19.  Which one of the following conditions correctly describes the manner of determining the sex in the given example? 
a)   XO type of sex chromosomes determine male sex in grasshopper
b)   XO condition in humans as found in Turner syndrome, determines female sex
c)   Homozygous sex chromosomes(XX) produce male in Drosophila
d)   Homozygous sex chromosomes(ZZ) determine female  sex in birds
Ans: A

20. When domestic sewage mixes with river water
a)  Small animals like rat will die after drinking river water
b)  The increased microbial activity releases micronutrients such as iron.
c)  The increased microbial activity uses up dissolved oxygen.
d)  The river water is still suitable for drinking as impurities are only about 0.1 per cent
Ans: C

21. Select the correct statement from the following.
a)  Biogas is produced by the activity of aerobic bacteria on animal waste.
b)  Methanobacterium is an aerobic bacterium found in rumen of cattle.
c)  Biogas, commonly called gober gas, is pure methane.
d)  Activated sludge-sediment  in settlement tank of sewage treatment plant is a right source of aerobic bacteria.
Ans: D
 
22. Read the following four statements (A to D):
a)  Colostrums is recommended for the new born because it is rich in antigen.
b)  Chikungunya is caused by a gram negative bacterium.
c)  Tissue culture has proved useful in obtaining virus-free plants.
d)  Beer is manufactured by distillation of fermented grape juice  
How many of the above statements are wrong?
a) Three b) Four   
c) One     d) Two
Ans: A

23. Which one of the following expanded forms of the following acronyms is correct?
a)UNEP United Nations Environmental Policy
b)EPA Environmental Pollution Agency
c)IUCN International Union for Conservation of Nature and Natural Resources
d)IPCC International Penal for climate Change
Ans: C

24. Kyoto Protocol was endorsed at  
a) CoP-3  
b) CoP-5  
c) CoP-6  
​d) CoP-4
Ans: A
 
25.  Rachel Carson’s famous book ‘Silent Spring’  is related to
a) Pesticide pollution 
b) Noise Pollution
c) Population explosion         
d) Ecosystem management
Ans: A
​
  • Zoology​
  • Zoology- Page 1
  • ​Zoology- Page 2
  • ​Zoology- Page 3
  • ​Zoology- Page 4
  • ​Zoology- Page 5
  • Zoology- Page 6
  • ​Zoology- Page 7
  • ​Zoology- Page 8
  • ​Zoology- Page 9
  • ​Zoology- Page 10
  • ​Zoology- Page 11
  • ​​Zoology Notes- Page 1- Nutrition
  • Zoology Notes- Page 2- Balanced Diet
  • Zoology Notes- Page 3- Human Digestive System
  • Zoology Notes- Page 4- Human Respiration
  • Zoology Notes- Page 5- Genetics

UPSC Study Materials
​MCQs for Competitive Examinations

About Us
Terms of Use
​Privacy Policy
​
Follow Us
Facebook
Twitter
​Google Plus
Youtube​
Share this Page
Facebook
Twitter
​Google+
​Pinterest
​Linkedin
© upscstudymaterials.com   
​ALL RIGHTS RESERVED.


  • HOME
    • OVERVIEW OF UPSC
    • UPSC PRELIMINARY EXAM SYLLABUS
    • UPSC MAIN EXAM SYLLABUS >
      • UPSC EXAM SYLLABUS- AGRICULTURE
      • UPSC EXAM SYLLABUS- ANIMAL HUSBANDRY AND VETERINARY SCIENCE
      • UPSC EXAM SYLLABUS- ANTHROPOLOGY
      • UPSC EXAM SYLLABUS- BOTANY
      • UPSC EXAM SYLLABUS- CHEMISTRY
      • UPSC EXAM SYLLABUS- GEOLOGY
      • UPSC EXAM SYLLABUS- CIVIL ENGINEERING
      • UPSC EXAM SYLLABUS- GEOGRAPHY
      • UPSC EXAM SYLLABUS- COMMERCE AND ACCOUNTING
      • UPSC EXAM SYLLABUS- ECONOMICS
      • UPSC EXAM SYLLABUS- ELECTRICAL ENGINEERING
      • UPSC EXAM SYLLABUS- HISTORY
      • UPSC EXAM SYLLABUS- LAW
      • UPSC EXAM- FREQUENTLY ASKED QUESTIONS (FAQs)
      • UPSC EXAM SYLLABUS- MANAGEMENT
      • UPSC EXAM SYLLABUS- MATHEMATICS
      • UPSC EXAM SYLLABUS- MECHANICAL ENGINEERING
      • UPSC EXAM SYLLABUS- MEDICAL SCIENCE
      • UPSC EXAM SYLLABUS- PHILOSOPHY
      • UPSC EXAM SYLLABUS- PHYSICS
      • UPSC EXAM SYLLABUS- POLITICAL SCIENCE AND INTERNATIONAL RELATIONS
      • UPSC EXAM SYLLABUS- PSYCHOLOGY
      • UPSC EXAM SYLLABUS- PUBLIC ADMINISTRATION
      • UPSC EXAM SYLLABUS- SOCIOLOGY
      • UPSC EXAM SYLLABUS- STATISTICS
      • UPSC EXAM SYLLABUS- ZOOLOGY
    • THE COMBINED GEOSCIENTIST AND GEOLOGIST EXAMINATION SYLLABUS
    • COMBINED MEDICAL SERVICES EXAMINATION SYLLABUS
    • JOINT ENTRANCE EXAMINATION
    • OPTIONAL SUBJECTS OF UPSC EXAM TOPPERS
    • UPSC- EXAM CENTRES
    • UPSC EXAM TIMETABLE/ PATTERN
    • UPSC EXAM BEGINNERS TIPS
    • COMBINED GRADUATE LEVEL EXAMINATION- SSC
    • OVERVIEW OF GATE EXAM
    • UPSC INDIAN FOREST SERVICE >
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- AGRICULTURE
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- AGRICULTURAL ENGINEERING
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- ANIMAL HUSBANDRY AND VETERINARY SCIENCE
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- BOTANY
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- CHEMISTRY
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- CHEMICAL ENGINEERING
      • GEN. STUDIES- INDIA PAGE 5
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- CIVIL ENGINEERING
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- FORESTRY
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- GEOLOGY
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- MATHEMATICS
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- MECHANICAL ENGINEERING
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- PHYSICS
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- STATISTICS
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- ZOOLOGY
  • SITEMAP
  • OPTIONAL
    • ACCOUNTANCY
    • AGRICULTURE
    • ANIMAL HUSBANDARY AND VETERINARY SCIENCE
    • ANTHROPOLOGY
    • GEOLOGY
    • LAW
    • MANAGEMENT
    • MATHEMATICS
    • PHILOSOPHY
    • POLITICAL SCIENCE AND INTERNATIONAL RELATIONS
    • PSYCHOLOGY
    • PUBLIC ADMINISTRATION
    • SOCIOLOGY
  • GENERAL MEDICINE
  • ENGINEERING
    • PRINTING TECHNOLOGY
  • EARN MONEY ONLINE
  • COMPUTER
  • OVERVIEW OF UGC NET
    • ADULT EDUCATION
    • ARAB CULTURE AND ISLAMIC STUDIES
    • ARCHAEOLOGY
    • COMPARATIVE LITERATURE
    • COMPARATIVE STUDY OF RELIGIONS
    • CRIMINOLOGY
    • DANCE
    • DEFENCE AND STRATEGIC STUDIES
    • DRAMA
    • FOLK LITERATURE
    • HUMAN RIGHTS AND DUTIES
    • INDIAN CULTURE
    • INTERNATIONAL AND AREA STUDIES
    • LINGUISTICS
    • MUSEOLOGY AND CONSERVATION
    • PERFORMING ARTS- DANCE/DRAMA/THEATRE
    • POPULATION STUDIES
    • TRIBAL AND REGIONAL LANGUAGE
    • VISUAL ARTS
    • WOMEN STUDIES
  • GEN SUBJECTS
    • ARITHMETIC AND MENTAL ABILITY
    • BOTANY
    • BIOLOGY
    • ECONOMICS
    • GENERAL ENGLISH
    • PHYSICS
    • GENERAL KNOWLEDGE
    • INDIAN HISTORY
    • INDIAN GEOGRAPHY
    • ZOOLOGY
  • GEN. STUDIES
  • GENERAL ARTICLES
  • OTHER SUBJECTS
    • AYURVEDA
    • BUSINESS
    • COOPERATION
    • DAIRY SCIENCE AND TECHNOLOGY
    • FISHERIES SCIENCE
    • FORENSIC MEDICINE
    • FORENSIC SCIENCE
    • FORESTRY
    • GENERAL MICROBIOLOGY
    • HOMEOPATHY
    • HOME SCIENCE
    • LABOUR WELFARE
    • LIBRARY SCIENCE
    • MASS COMMUNICATION AND JOURNALISM
    • NUTRITION
    • OFFICE SECRETARYSHIP
    • PERCUSSION
    • SERICULTURE
    • SIDDHA
    • TAILORING
    • TEACHING AND RESEARCH APTITUDE
    • TOURISM ADMINISTRATION AND MANAGEMENT
    • TYPEWRITING
    • UNANI
  • STATES/ UT
  • LANGUAGES
  • BRILLIANCE TUITION CENTRE
    • COMPLETED MATH WORKSHEETS
  • TEAM MEMBERS
  • MEMBERSHIP
  • SHOP ONLINE
  • GROUP STUDY
  • TERMS OF USE
  • PRIVACY POLICY
  • ABOUT US
  • CONTACT US