Question

8. In heavy exercise, breathing rate increases upto (a) 5 (b) 25 (c) 10 (d) 30
9. Frog respires with the help of: (a) lungs (b) lungs and skin both (c) skin (d) none of the above​

Answer 1

Answer:

8) the breathing rate is depend on its more and more work or exercise

Explanation:

9) frog breath through lungs and skin both .

lungs in land and skin in water

Answer 2

Answer:

8. In heavy exercise breathing rate increases upto 25.

9. Frog respires with the help of lungs and skin both

Explanation:

9. on land frog respire through lungs and in water it respire through skin because frog skin is very thin .