General Science Grade 8

Sodium Chloride is an example of :

• Acid

• Base

• Salt

• None of these

A magnifying glass is a :

• convex lens

• concave lens

• both of these

• none of these

Which of the following is not a sense organ?

• skin

• ears

• smell

• tongue

Which of the following is a semi conductor?

• plastic

• silicon

• wood

• glass

Tags

NGSS.MS-PS2-3

Which of the following is not a part of the nervous system?

• spinal cord

• nerves

• brain

• retina

_____________ gas is found in abundance in our atmosphere

• oxygen

• carbon dioxide

• nitrogen

• helium

Lemon juice contains

• oxalic acid

• acetic acid

• citric acid

• methanoic acid

Air is a/an

• mixture

• compound

• element

• electrolyte

The movement of gases in and out of a plant takes place by diffusion through

• root hair

• stomata

• xylem

• phloem

A frame work which gives shape to our body is

• heart

• brain

• skeleton

• muscles