General Knowledge - Biology

Exercise :: Biology - Section 1

  • Biology - Section 1
49. 

Photosynthesis is a process

A. reductive and exergonic
B. reductive and catabolic
C. reductive, endergonic and catabolic
D. reductive, endergonic and anabolic

Answer: Option D

Explanation:

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50. 

On which of the following plants did Gregor Mendal perform his classical experiment?

A. Gram
B. Maize
C. Pea
D. Wheat

Answer: Option C

Explanation:

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51. 

Pigmentation of skin is due to

A. lymphocytes
B. monocytes
C. leucocytes
D. melanocytes

Answer: Option D

Explanation:

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52. 

Norepinephrine increases

A. respiration
B. urine production
C. saliva production
D. blood pressure

Answer: Option D

Explanation:

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53. 

Night blindness is cause by lack of which vitamin?

A. Vitamin A
B. Vitamin B
C. Vitamin C
D. Vitamin D

Answer: Option A

Explanation:

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54. 

Monocot root differs from dicot root in having

A. open vascular bundles
B. scattered vascular bundles
C. well developed pith
D. radially arranged vascular bundles

Answer: Option C

Explanation:

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