Biology MCQ Question with Answer
Q26. Of which tissue nails, hoofs and horns are made of–
Q27. The green manure is obtained from–
(a) Fresh animal excreta
(b) Decomposing green legume plants
(c) Domestic vegetable waste
(d) Oilseed husk cakes
Q28. Match List-I (animals) with List-II (class/phylum) and select the correct answer from the codes given below:
|A. Octopus||1. Pisces|
|B. Jellyfish||2. Arthropoda|
|C. Silverfish||3. Mollusca|
|D. Bombay duck||4. Coelenterata|
Codes: A B C D
(a) 3 4 2 1
(b) 3 2 4 1
(c) 2 3 1 4
(d) 2 1 3 4
Q29. Which of the following is a non-poisonous snake?
(d) All of these
Q30. People drinking water from a shallow hand pump, are likely to suffer from all of the following diseases except
Q31. Which of the following is a structural and functional unit of kidneys?
(a) Renette Cells
(b) Flame Cells
Q33. Who among the following analysed DNA for the first time?
(a) Arthur Kornberg
(b) Hargobind Khorana
(c) MW Nirenberg
(d) Watson and Crick
Q34. Which of the following is the Controlling Center of the Cell?
Q35. The largest flightless bird which can run at a great speed is
Q36. Night blindness is caused by the deficiency of
(a) Vitamin A
(b) Vitamin B1
(c) Vitamin C
(d) Vitamin E
Q37. Locust, Butterfly, Scorpion and Prawn are all examples of which Phylum?
Q38. Which Vitamins are those, if taken in excess can be dangerous as they are stored in the body?
(a) B Complex
(b) E and C
(c) B and C
(d) A and D
Q39. Which of the following is used for wrapping fractured bones?
(a) White cement
(b) White lead
(c) Zinc oxide
(d) Plaster of Paris
Q40. With reference to normal human beings, consider the following statements:
- In response to the presence of HCl, secretin is produced from the duodenum.
- Enterogastrone is produced in the small intestine in response to the presence of fatty acids.
Which of these statements is/are correct?
(a) Only 1
(b) Only 2
(c) Both 1 and 2
(d) Neither 1 nor 2
Q41. Typhoid is caused by–
(d) Salmonella typhi
Q43. The chemical which is used in art and craft and can cause Anaemia and Leukaemia is–
Q44. Which among the following has the maximum life span-
Q45. Consider the following statements:
- Kyoto protocol came into force in the year 2005.
- Kyoto protocol deals primarily with the depletion of the ozone layer.
- Methane is a greenhouse gas that is more harmful than carbon dioxide.
Which of the statements given above is/are correct?
(a) 1 and 2
(b) 1 and 3
(c) 1 only
(d) 3 only
Q46. Blood cells do not shrink in blood because blood is
Q47. The chemicals released by one species of animals in order to attract the other members of the same species are–
(b) Nucleic acids
Q48. Match List-I with List-II and select the correct answer using the codes given below the lists:
|A. Theory of mutation||1. Beadle and Tatum|
|B. Theory of evolution||2. Jacob and Monad|
|C. One gene-one enzyme||3. Darwin hypothesis|
|D. Operon concept||4. deVries|
(a) A – 3; B – 4; C – 1; D – 2
(b) A – 4; B – 3; C – 1; D – 2
(c) A – 4; B – 3; C – 2; D – 1
(d) A – 3; B – 4; C – 2; D – 1
Q49. Which one of the following statements is not correct?
(a) All echinoderms are viviparous.
(b) Roundworm has no circulatory system.
(c) In bony fishes, swim bladder is usually present.
(d) In cartilaginous fishes, fertilization is internal.
Q50. Meningitis is a disease that affects the–