Science Quiz

What is the basic structural and functional unit of all living organisms?

• cell

• tissue

• molecule

• organ

Which organelle is known as the powerhouse of the cell?

• Ribosome

• Mitochondria

• Endoplasmic reticulum

• Nucleus

What is the function of the nucleus in a cell?

• Energy production

• Control center and contains genetic material

• Cell wall formation

• Waste elimination

According to Newton's first law of motion, an object at rest tends to stay at rest unless acted upon by an external force. True or False?

• Maybe

• True

• False

• Sometimes

What is the formula for Newton's second law of motion?

• F = at

• F = ma

• F = mv

• F = pa

What is the third law of motion proposed by Newton?

• Every action has an unequal reaction.

• Actions have no reaction.

• Opposite reactions are not equal.

• For every action, there is an equal and opposite reaction.

Which law of motion states that for every action, there is an equal and opposite reaction?

• Einstein's theory of relativity

• Boyle's law

• Archimedes' principle

• Newton's third law of motion

What is the force that opposes the motion of objects through a fluid called?

• Drag

• Push

• Lift

• Thrust

What is the term used to describe the force that pulls objects towards the center of the Earth?

• centrifugal force

• gravity

• magnetism

• repulsion

What is the name of the process by which cells divide and reproduce?

• Photosynthesis

• Mitosis

• Meiosis

• Replication