BIOLOGY

 1. In amoeba excretion takes place through the process of:
A. Diffusion
B. Infusion
C. Uricotelic
D. None of the above
2. Name the excretory organ present in earthworm through which excretion takes place?
A. Moist Skin
B. Nephridia
C. Both A and B
D. Only B
3. The major waste produced by human body are:
A. Carbon dioxide
B. Urea
C. Both A and B
D. Only B
4. Which organ in the human body is responsible for removing carbon dioxide from the body?
A. Kidney
B. Lungs
C. Blood
D. Ureter
5. Each kidney is made up of a large number of excretory units called:
A. Glomerulus
B. Bowman’s Capsule
C. Nephron
D. Blood capillaries

ANSWERS:

1. Ans. A

2. Ans. C

3. Ans. C

4. Ans. B

5. Ans. C