General Knowledge - Biology

Exercise : Biology - Section 1
  • Biology - Section 1
51.
Pigmentation of skin is due to
lymphocytes
monocytes
leucocytes
melanocytes
Answer: Option
Explanation:
No answer description is available. Let's discuss.

52.
Norepinephrine increases
respiration
urine production
saliva production
blood pressure
Answer: Option
Explanation:
No answer description is available. Let's discuss.

53.
Night blindness is cause by lack of which vitamin?
Vitamin A
Vitamin B
Vitamin C
Vitamin D
Answer: Option
Explanation:
No answer description is available. Let's discuss.

54.
Monocot root differs from dicot root in having
open vascular bundles
scattered vascular bundles
well developed pith
radially arranged vascular bundles
Answer: Option
Explanation:
No answer description is available. Let's discuss.

55.
Radioactivity is a phenomenon of the spontaneous emission of
protons (alpha particles)
electrons (beta particles)
gamma rays (short wave electromagnetic waves)
All of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.