Question

Which choice is an intense exercise that involves short bursts of activity in which the muscles work so hard that they produce energy without using oxygen?

a
Anaerobic exercise
b
Cardiorespiratory Exercise
c
Aerobic exercise
d
Stretching exercise

Answer 1

The correct choice is:

**a. Anaerobic exercise**

Anaerobic exercise involves short bursts of intense activity where the muscles generate energy without relying on oxygen.