OAA Science 2

Question 1

Which organelle is responsible for producing energy (ATP) in a cell?

Accepted Answer

Mitochondria

Answer

Mitochondria carry out cellular respiration to produce ATP, the cell's energy currency.

Question 2

A student notices that plants near a window grow toward the light. This response is called:

Accepted Answer

Phototropism

Answer

Phototropism is the growth of a plant toward (or away from) a light source.

Question 3

Which type of rock is formed from cooling magma or lava?

Accepted Answer

Igneous

Answer

Igneous rocks form when molten rock (magma or lava) cools and solidifies.

Question 4

What happens to the kinetic energy of gas particles when the temperature of the gas increases?

Accepted Answer

It increases

Answer

Temperature is a measure of the average kinetic energy of particles, so higher temperature means higher kinetic energy.

Question 5

Which of the following best describes a physical change?

Accepted Answer

Water freezing into ice

Answer

Freezing water changes its state but not its chemical composition, making it a physical change.

(OAA) Ohio Achievement Assessment Practice Test