Question

1. What is the length of the alimentary canal?

a) 3-5 m b) 5-6 m c) 9-11 m d) 6-9 m

2. Which organ is involved in respiration?

a) Kidney b) Lungs c) Heart d) Brain

3. How many kidneys do we have?

a) 2 b) 3 c) 1 d) 4​

Answer 1

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c

b

a

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Answer 2

Answer:

1.c

2.b

3.a

Explanation:

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