GENERAL SCIENCE CLASS 8 MCQS

Cerebellum is a part of the brain which lies in:

1. Fore brain
2. Mid brain
3. Hind brain
4. Spinal cord

Vitamin ___ is needed for the formation of a light-sensitive pigment in the retina:

1. A
2. B
3. C
4. D

The transfer of characteristics between parents and offspring is called:

1. Evolution
2. Inheritance
3. Genetic drift
4. Mutation

The SI unit of energy is:

1. Kelvin
2. Joule
3. Temperature
4. Mole

Which of the following liquids is used in the clinical thermometer:

1. Water
2. Alcohol
3. Mercury
4. Oxygen

What is the substance that causes undesirable change to the environment:

1. Climate Change
2. Pollution
3. Pollutant
4. None

Which system is responsible to communicate and coordinate for the body functions:

1. Circulatory System
2. Respiratory System
3. Digestive System
4. Nervous System

The nervous system is a network of:

1. Neurons
2. Spinal cord
3. Nerves
4. Lobes

Which are the basic structural and functional units of the nervous system:

Brain is enclosed in a hard-bony protective structure called:

1. Axons
2. Nephrons
3. Neurons
4. None

1. Sternum
2. Cranium
3. Ribcage
4. Pelvis