Biology MCQs

Question 1

Slow oxidative muscle fibers are best suited for

Accepted Answer

Running a marathon

Answer

Hitting football

Answer

Heavy workout in the gym

Answer

None of the above

Question 2

In which body cavities are the lungs located

Accepted Answer

Thoracic cavity

Answer

Pelvic cavity

Answer

Abdominal cavity

Answer

Body cavity

Question 3

The molecule that is the main source of ATP synthesis

Accepted Answer

Glucose

Answer

Triglycerides

Answer

Proteins

Answer

Cholesterol

Question 4

Lungs are covered by

Accepted Answer

Pleura

Answer

Pericardium

Answer

Peritoneum

Answer

Meninges

Question 5

Accumulation of which one of the following leads to cramp?

Accepted Answer

Lactic acid

Answer

Ethanol

Answer

Pyruvic acid

Answer

Glucose

Question 6

At the time of inspiration the diaphragm

Accepted Answer

Contract

Answer

Expand

Answer

Relaxed

Answer

Does not under any change

Question 7

Rate of breathing in a minute by man is

Accepted Answer

16-18

Answer

20-25

Answer

11-15

Answer

70-72

Question 8

The C shape of the tracheal cartilage is important because

Accepted Answer

Allows for expansion or contraction of the trachea

Answer

Divide the nasal cavity

Answer

Provide a surface for the sense of smell

Answer

All of the above

Question 9

Alveoli is related to which of the following system of human body?

Accepted Answer

Respiratory system

Answer

Circulatory system

Answer

Excretory system

Answer

Reproductive system