The normal pH of the blood of human body is:
- (A) = 7
- (B) > 7
- (C) zero
- (D) < 7
- (B) > 7
Which of the following gas during respiration inhale?
- (A) Nitrogen
- (B) Oxygen
- (C) Carbon dioxide
- (D) Hydrogen
- (B) Oxygen
The organ which regulates blood circulation as a pump is:
- (A) Liver
- (B) Heart
- (C) Brain
- (D) Stomach
- (B) Heart
How long can an average person live without taking oxygen?
- (A) 3 to 4 minutes
- (B) 4 to 5 minutes
- (C) 5 to 6 minutes
- (D) 6 to 7 minutes
- (A) 3 to 4 minutes
Which of the following as during respiration exhale?
- (A) Oxygen
- (B) Carbon dioxide
- (C) Nitrogen
- (D) Ammonia
- (B) Carbon dioxide
What part of our body contracts and moves down when we inhale?
- (A) Alveoli
- (B) Esophagus
- (C) Diaphragm
- (D) Bronchioles
- (C) Diaphragm
Which are the basic building blocks of proteins?
- (A) Carbolic acids
- (B) Oxalic acids
- (C) Amino acids
- (D) Ascorbic acids
- (C) Amino acids
The percentage of ‘Glucose’ present in normal urine is:
- (A) 0 %
- (B) 1 %
- (C) 2 %
- (D) 3 %
- (A) 0 %
Hemoglobin is the protein inside red blood cells that carries:
- (A) Oxygen
- (B) Carbon
- (C) Nitrogen
- (D) Ozone
- (A) Oxygen
The physical process by which gases enter and leave the blood?
- (A) Dispersion
- (B) Osmosis
- (C) Diffusion
- (D) Absorption
- (C) Diffusion