Question

of the following group of organisums respire through skin
(b) Earthworm and frog
ic (a) Frog and fish
fet Hydra and cockroach
(d) All of these
7.
Which of the following organs serves as the common passage for both food and
air?
(a) Pharynx
(b) Larynx
(c) Oesophagus
(d) Trachea
8. The end product of respiration are:
(a) Co2 and energy
(b) Co2 and water
(c) Co2 and oxygen
(d) Co2 water and energy
9.
Normal range of breathing rate per minute in a normal adult at rest is
(a) 9-12
(d) 24-30
(b) 21-35
(c) 15-18
10. By whom was the circulation of blood discovered?
(b) William Harvey
(a) Galileo galilie
(d) None of these
(c) Both of these​

Answer 1

Answer:

6.) Earthworm and amphibians esp. frogs

7.) Pharynx

8.) Carbon dioxide and water

9.) 12 to 16 beats per minute but try to find the closest one.

10.) its William Harvey who discovers.

Explanation:

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Answer 2

Answer:

6.) Earthworm and amphibians esp. frogs

7.) Pharynx

8.) Carbon dioxide and water

9.) 12 to 16 beats per minute

10.) William Harvey

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