Biology - Questions and Answers, General Study (GK)

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51.

In a healthy person, rate of heart beat in one minute is

(a)58 times

(b)67 times

(d)90 times

Comment

Answer is: CNA

52.

Blood bank of human body is

(a)spleen

(b)pancreas

(c)gall bladder

(d)None of these

Comment

Answer is: ANA

53.

In whole body mass, the percentage of blood is

(a)8%

(b)9%

(d)11%

Comment

Answer is: BNA

54.

If the radius of blood vessels decreases the blood pressure will

(a)increase

(b)decrease

(c)remain same

(d)increase in male but decrease In female

Comment

Answer is: ANA

55.

Which blood group is a universal recipient?

(a)A

(b)B

(c)AB

(d)O

Comment

Answer is: CNA

56.

Person having blood group B can donate the blood to person having group

(a)A and B

(b)B and O

(c)A and AB

(d)B and AB

Comment

Answer is: DNA

57.

Cerebrum is related to

(a)liver

(b)heart

(c)brain

(d)artery

Comment

Answer is: CNA

58.

By EEG, we can observe the activity of

(a)heart

(b)lung

(c)muscles

(d)brain

Comment

Answer is: DNA

59.

Largest part of human brain is

(a)cerebellum

(b)cerebrum

(c)medulla oblongata

(d)None of these

Comment

Answer is: BNA

60.

Among the following elements, which one is essential for the transmission of impulses in the nerve fibre?

(a)Calcium

(b)Iron

(c)Sodium

(d)Zinc

Comment

Answer is: CNA

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Biology - Questions and AnswersPage 6

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