PG TRB Botany Online Test - 5

Question: 21

Which one among the following vitamins is necessary for blood clotting?

(A) Vitamin A

(B) Vitamin B

(C) Vitamin D

(D) Vitamin K

Ans: D

Vitamin K

Question: 22

Golden rice has the highest quantity of

(A) Vitamin A

(B) Vitamin B

(C) Vitamin C

(D) Vitamin K

Ans: A

Vitamin A

Question: 23

Which one among the following elements/ions is essential in small quantities for development of healthy teeth but causes mottling of the teeth if consumed in higher quantities?

(A) Fluoride

(B) Iron

(C) Chloride

(D) Potassium

Ans: A

Fluoride

Question: 24

In human body which one among the following is the largest in size?

(A) Thyroid

(B) Spleen

(C) Pancreas

(D) Liver

Ans: D

Liver

Question: 25

Which among the following is the correct increasing order of pH found in human body?

(A) Gastric juice, saliva, blood

(B) Bllood, saliva, gastric juice

(C) Saliva, blood, gastric juice

(D) Gastric juice, blood, saliva

Ans: A

Gastric juice, saliva, blood

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