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Q1. During embryonic development the body of mammals covered with a coating of fine hair called:
Correct answer : 1
Q2. Among the following snakes, the one that is killed for its beautiful skin and has now been declared an endangered species is:
Correct answer : 4
Q3. Skua is a/an:
Correct answer : 2
Q4. Point out the infectious disease which is not spread directly from one human case to another
Correct answer : 3
Q5. The most commonly used rodenticide to prevent rats from causing crop damage is:
Correct answer : 2
Q6. Dead hearts' are produced in:
Correct answer : 3
Q7. Swamp deer or 'Bara Singha' is found in
Correct answer : 3
Q8. The quality/qualities that make elephants especially susceptible to extinction is/are:
Correct answer : 4
Q9. The mammal that can thrive in the desert on a diet of air-dried seeds and vegetation, without requiring water is:
Correct answer : 1
Q10. Mulattos are the offsprings of:
Correct answer : 2
Q11. Modern man is believed to have appeared on the surface of earth:
Correct answer : 2
Q12. Match the items of List I with List II and select the correct answer by using the codes given below the lists
List I — List II
A. System — 1. Classification-nomenclature
B. Systematic — 2. Affecting the whole organism
C. Systematics — 3. Pertaining to the body as a whole
D. Systemic — 4. Tissues of the same histological structure
— 5. Pulsatory as the movements of the heart
Correct answer : 4
Q13. Match the items of List I with List II and select the correct answer by using the codes given below the lists
List I — List II
A. Thrombocyte — 1. Proteolytic enzyme clotting blood
B. Thrombus — 2. A blood platelet
C. Thrombin — 3. Coagulation
D. Thrombosis — 4. Clot formed in blood vessel
Correct answer : 1
Q14. Match the items of List I with List II and select the correct answer by using the codes given below the lists
List I — List II
A.Lanugo — 1. Porcupine
B. Vibrissae — 2. Prenatal hair
C. Mane — 3. Horse
D. Quills — 4. Cat
Correct answer : 2
Q15. Match the items of List I with List II and select the correct answer by using the codes given below the lists
List I (National Park) — List II (Famous for)
A. Bannarghata — 1. Asiatic lion
B. Velvadar — 2. Tiger
C. Gir — 3. Great Indian one horned rhinoceros
D. Kaziranga — 4. Black buck
— 5. Brown antlered deer
Correct answer : 1
Q16. Match the items of List I with List II and select the correct answer by using the codes given below the lists
List I (Crops) — List II (Crops pests)
A. Sugarcane — 1. Khapra beetle
B. Cotton — 2. Green grasshopper
C. Wheat — 3. Greasy
D. Rice — 4. Stalk-borer (Tarai borer)
— 5. Pink Bell-worm
Correct answer : 4
Q17. Match the items of List I with List II and select the correct answer by using the codes given below the lists
List I (Region) — List II (Includes fauna of)
A. Oriental — 1. Entire Africa and Arabia; south of tropic of cancer
B. Neotropical — 2. N. America and Greenland
C. Ethiopian — 3. Indian subcontinent, south of Himalayas; southern China and Malaysia; Malay Archipelago
D. Nearctic — 4. S. America; West Indies; Central America South of Mexican plateau
Correct answer : 4
Q18. Long and well developed barbels are found in:
1. Shark — Scoliodon
2. Rohu — Labeo
3. Malli — Wallago
4. Singhara — Mystus
Correct answer : 2
Q19. Liver rot is caused by: [1. Liverworts, 2. Liver fluke, 3. Excessive consumption of alcohol over the years, 4. Fasciola hepatica]
Correct answer : 4
Q20. Causes of ozone depletion in the stratosphere include: [1. The various combustion products emitted from high flying supersonic aircraft, 2. Nitrous oxide released from nitrogenous chemical fertilizers, 3. Chlorine atoms that react with and destroy the ozone in the troposphere, 4. Chlorofluorocarbons used in aerosol spray cans, refrigerant systems]
Correct answer : 3
Q21. Live vaccines in current use include: [1. BCG which is an attenuated bovine strain of the tubercle bacillus, 2. Oral poliovirus vaccine, 3. TAB vaccine, 4. Smallpox vaccine prepared from cowpox virus]
Correct answer : 1
Q22. Fundamental safety rules, based on the transmission of infection, in the microbiological laboratory, are: [1. Protective clothing must be worn, 2. Eating, drinking, smoking, licking of lables and use of pipettes by mouth are forbidden, 3. Food or drink destined for consumption must be stored in a lab refrigerator, 4. Hand-washing facilities with disposable paper towels must be readily available]
Correct answer : 3
Q23. Assertion (A): Men are digitigrade. — Reason (R): This is because men walk on their feet.
Correct answer : 4
Q24. Assertion (A): Brown-eyed parents have blue-eyed children. — Reason (R): The parents of blue-eyed children hybrid brown-eyed.
Correct answer : 1
Q25. Assertion (A): Estuaries are one of the most productive habitats on earth. — Reason (R): Estuaries serve as a breeding ground and nursery for many fresh-water and marine fish species
Correct answer : 3
Q26. Assertion (A): Macrophages are bacteria-eating cells. — Reason (R): They do not become killers until they migrate from the tissue into blood.
Correct answer : 3
Q27. Assertion (A): Maternal antibodies in the milk, supply the infant with immunity against a wide variety of viral and bacterial diseases to which the mother is immune — Reason (R): The antibody IgA is of a special importance in preventing intestinal infections, a very common cause of infant death, in poor countries.
Correct answer : 2
Q28. Assertion (A): Aminocentesis is the withdrawal of a small amount of amniotic fluid by needle puncture. It is used for biochemical assays, and cells contained in the fluid are cultured and examined. — Reasons (R): Chromosomal analysis of cells obtained by aminocentesis can indicate Down's syndrome (foetal cells show 45 chromosomes, only one x chromosome); Klinefelter's syndrome (47 chromosomes, with an extra x chromosome); and Turner's syndrome (47 chromosomes; with trisomy of chromosome 21).
Correct answer : 3
Q29. Assertion (A): Plague is caused by the bacterium Yersinia pestis and is transmitted from a rat to a human by the bite of an infected flea. — Reason (R): The virulence of Y. pestis is its ability to survive and proliferate inside phagocytic cells rather than be killed by pesticides.
Correct answer : 3
Q30. The theory of split genes was propounded by:
Correct answer : 4
Q31. Norin 10 refers to:
Correct answer : 3
Q32. Which of the following wheat species are being cultivated in India: [1. Emmer wheat, 2. Bread wheat, 3. Club wheat, 4. Durum wheat] Select the correct answer from the codes given below:
Correct answer : 4
Q33. Ergot is a fungal disease of cereals. Which of the following is the correct sequence of host preference by the pathogen:
Correct answer : 4
Q34. Which of the following disease was responsible for one of the worst famines that the Irish people suffered during the 19th century:
Correct answer : 2
Q35. Which of the following types of wheat is/are being cultivated in India? [1. Spring wheat, 2. Autumn wheat, 3. Summer wheat, 4. Winter wheat] Select the correct answer using the codes given below:
Correct answer : 1
Q36. In recent years, emphasis has been laid to develop triple dwarf varieties of wheat as they do not lodge even with a heavy dose of fertilizers and give very high yields. Which of the following is/are such triple dwarfs? [1. Sonora 64, 2. Shera, 3. Hira, 4. Kalyansona] Select the the cOITect answer using the codes given below:
Correct answer : 2
Q37. Match the items of List I with List II and select the correct answer by using the codes given below the lists
List I (Disease) — List II (Crop)
A. Black rust — 1. Rice
B. Stem rot — 2. Mustard
C. White rust — 3. Potato
D. Early blight — 4. Wheat
Correct answer : 2
Q38. Which of the following diseases affect wheat? Select the correct answer using the coded given below: [1. Ergot, 2. Fire blight, 3. Flag smut, 4. Karnal bunt]
Correct answer : 2
Q39. Match List I with List II and select the COlTect answer from the codes given below:
List I (Pest) — List II (Crop)
A. Shoot fly—1. Wheat
B. Army worm—2. Apple
C. Wooly aphid—3. Potato
D. White grubs—4. Sorghum
Correct answer : 1
Q40. Which of the following crops is/are affected by the loose smut disease? Select the correct answer from the codes given below: [1. Barley, 2. Maize, 3. Rice, 4. Wheat]
Correct answer : 1
Q41. Which of the following diseases do not affect wheat? Select the correct answer from the codes given below: [1. Ergot, 2. Downy mildew, 3. Ear cockle, 4. Late blight]
Correct answer : 3
Q42. Which of the following crops is/are affected by the "early blight" disease?
Correct answer : 1
Q43. The only man-made cereal, Triticale, was produced through:
Correct answer : 3
Q44. Triticale only man-make cereal, has been produced through a cross between:
Correct answer : 2
Q45. Given below are two statements, one labelled as Assertion (A) and the other as Reason (R). [Assertion (A): Taichung Native I is a dwarf variety of wheat whose introduction in India resulted in the green revolution. This is called so because: — Reason (R): It was developed at the Taichung Agricultural Improvement Station, Taiwan.] In view of the above two statements which one of the following is correct?
Correct answer : 4
Q46. Given below are two statements, one labelled as Assertion (A) and the other as Reason (R). [Assertion (A): Sonora 64 is a dwarf variety of wheat that played a significant role in the green revolution of India. It is called so because: — Reason (R): A scientist, P. Sonora, developed it in 1964, through mutation breeding.] In view of the above two statements, which one of the following is correct?
Correct answer : 3
Q47. Which of the following statement/s is/are true about the wheat crop? [1. Cool winters and dry and hot summers are most suitable for a good wheat crop, 2. High temperature together with high humidity is harmful for the wheat crop, 3. Well-drained loams and clayey loams with a pH between 5.0 and 6.0 are most suitable for wheat, 4. Wheat grown in dry climates is hard and vitreous with a higher protein content] Select the correct answer from the codes given below:
Correct answer : 4
Q48. Which of the following serve as biological of plant pests? [1. Lady beetles, 2. Leopard moth, 3. Stink bugs, 4. White grubs] Select the correct answer using the codes given below:
Correct answer : 2
Q49. The best soil for growing rice is:
Correct answer : 2
Q50. Match List I with List II and select the correct answer by using codes given below:
List I (Crop)—List II (Disease)
A. Wheat—1. Red rot
B. Sugarcane—2. Early blight
C. Cotton—3. Stem rust
D. Potato—4. Fusarium