Physics
Chemistry
Biology
200

What is the bending of light when it passes from one medium to another?

Refraction Of Light

200

What is the chemical formula of Methane

CH4

200

What is the smallest structural and functional unit of an organism

Cell

300

Name a Vector Quantity

Velocity, Force, Displacement, Acceleration, Momentum, etc

300

What is the ratio of Hydrogen:Oxygen in water

2:1

300

What forms organ systems

Tissues

400
"To every action, there is an equal and opposite reaction" Who gave the above statement and what is this?

Sir Isaac Newton, Newton's Third Law of Motion

400

What is the valency of Sulphide ion

2-

400

Respiration is a ________________ Process

Biochemical

500

What is the formula of finding electrical charge?

Q=I/t

500

State the formula of the combined gas law

P1V1/T1=P2V2/T2

500

What is the causative agent of Chickenpox

Varicella Zoster