Question

7. We feel exhausted after exercising.
8. Pollution controlis important.​

Answer 1

Answer:

answer of 1 : we feel exhausted after exercising

Explanation:

answer:when we undertake constant exercises there may be shortage of oxygen for the cells. therefore our muscles and other tissues perform an aerobic respiration such condition. In this process lactic acid is form molecules of ATP produced in oxidation of food are also much less. Thus, there is less energy in the body and accumulation of lactic acid to all these bring about a feeling of exhaustion .

Answer 2

Answer:

Hey buddy ✌✌✌

Here is your answer.

1) After exercising body get exhausted

• Bcoz of over training, illness ,depression, etc.
• This are some external factors which causes fatigue .
• But fatigue causes due to lack of iron in the blood which causes anemia.
• During exercise our muscles tire as they run out of fuel .

2) . It is necessary that pollution should be controlled bcoz

• If pollution will increase day -by - day then it will be not possible to control it as it will go out of our limits to control.
• So it will be better that we control the pollution now only .
• If we will control pollution now then it will not harm our future generations.

Hope it will helps you . :--)