How many spinal nerves are there in the human body?
- 12 pairs
- 24 pairs
- 31 pairs
- 33 pairs
What is the study of agriculture called?
- Agronomy
- Botany
- Entoology
- Zoology
Blood group is identified by:
- Antigens
- Antibody
- Antitoxin
- None of these
Human skin has _______layers?
- 3
- 2
- 4
- 6
Scientific name of frog is:
- Home Sapiens
- Brassica Campestris
- Rana Tigrina
- Allium Cepa
Water and salt is produced by reaction of acid with:
- Aqueous
- Hydroxides
- Base
- None of these
The total capacity of lungs is about:
- 2 litters
- 4 litters
- 6 litters
- 8 litters
At room temperature, most metals are:
- Solid
- Gas
- Liquid
- None of these