335 Biology GK MCQ question & Answer in English

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335 Biology GK MCQ question & Answer in English हिन्दी

Biology is the science that studies life and its physicochemical processes. The research is separated into numerous branches for convenience, including botany, zoology, morphology, etc. Let's do a fun quiz about life science that will help us better our knowledge and prepare for competitive exams.

55. Which body part is the hardest?

A. Tooth Enamel

B. Femur

C. Temporal bone of skull

D. Knee bone

54. Overconsumption of some foods results in bone abnormalities.

A. Phosphorus

B. Fluorine

C. Potassium

D. Fatty acid

53. The term for the occurrence of animals sleeping during the summer is

A. aestivation

B. hibernation

C. laziness

D. lethargy

52. Following crop plants are among those that are vegetatively propagated:

A. potato,papaya and banana

B. Sugarcane,potato and banana

C. groundnut,drumstick and cashew nut

D. Onion,coriander and lime

51. Vessels are the major water-conducting cells in:

A. Fungi

B. Bryophyta

C. Thallophyta

D. Angiosperms

50. Chambered heart occurs in

A. Leech

B. Earthworm

C. Cockroach

D. Snail

49. The energy released by 1 gram of glucose is

A. 4 kcal

B. 6 kcal

C. 5 kcal

D. 3 kcal

48. Who is known as the father of Zoology

A. Darwin

B. Lamark

C. Theophrastus

D. Aristotle

47. Which of the following components of a plant does cinnamon come from?

A. Buds

B. Bark

C. Seeds

D. Leaves

46. The components of hemoglobin, chlorophyll, chalcopyrite, and vitamin B12 are, in order, as follows:

A. Magnesium, Iron, Cobalt, Copper

B. Iron, Copper, Magnesium, Cobalt

C. Iron, Cobalt, Copper, Magnesium

D. Iron, Magnesium, Copper, Cobalt

45. Which portion of the Papaver somniferum plant's dry latex is used to make opium?

A. Poppy

B. Stem

C. Leaves

D. Stem joints

44. The average life span of Human Red Blood Cells (RBC) is –

A. 45 days

B. 60 days

C. 90 days

D. 120 days

43. Which of the following is in charge of the natural process that turns milk into curd?

A. Virus

B. Fungi

C. Bacteria

D. Algae

42. Xerophthalmia is brought on by a vitamin deficit.

A. C

B. A

C. K

D. D

41. Which of the following eco-systems has the biggest surface area on the planet?

A. Mountain Ecosystem

B. Marine Ecosystem

C. Grassland Ecosystem

D. Desert Ecosystem

40. The bees have the following acid –

A. Glutaric

B. Acetic

C. Citric

D. Formic

39. Mycobacterium leprae causes leprosy, Corynebacterium diphtheria causes diphtheria, and Vibrio comma causes

A. typhoid

B. tetanus

C. influenza

D. cholera

38. An enzyme called ptyalin is created in the

A. salivary glands

B. pituitary glands

C. thyroid glands

D. pancreas

37. In ecosystems, nitrogen is fixed in the manner listed below. Which of the following assertions is untrue?

A. By electrical discharges in the atmosphere

B. By cyanobacteria

C. By industrially synthesised fertilizer

D. By denitrification

36. Plants generate pollen grains in

A. roots

B. leaves

C. stem

D. flower

35. Pollination by wind is called

A. zoophily

B. anemophily

C. hydrophily

D. entomophily

34. Mutation is

A. a factor responsible for plant growth

B. a factor responsible for plant growth

C. a change that is inherited

D. a change which affects the parents

33. Classes of enzymes include oxidoreductases, transferases, hydrolases, lyases, isomerases, and ligases.

A. enzymes

B. hormones

C. proteins

D. vitamins

32. The name of the young one is called a

A. cockroach

B. housefly

C. beetle

D. butterfly

31. Plants that thrive in conditions of typical humidity and temperature are referred to as

A. halophytes

B. halophytes

C. mesophytes

D. xerophytes

30. a protein referred to as a transporter of oxygen in our blood

A. myoglobin

B. collagen

C. keratin

D. haemoglobin

29. Pulses are a good source of

A. vitamins

B. proteins

C. fats

D. carbohydrates

28. The best option for studying mutations is one of the following

A. Haploids

B. Diploids

C. Tetraploids

D. Polyploid

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