GMAS Science 2

Question 1

Which type of rock is formed when magma cools and solidifies?

Accepted Answer

Igneous

Answer

Sedimentary

Answer

Metamorphic

Answer

Limestone

Question 2

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

Accepted Answer

Phototropism

Answer

Gravitropism

Answer

Thigmotropism

Answer

Hydrotropism

Question 3

Which gas do plants absorb from the atmosphere during photosynthesis?

Accepted Answer

Carbon dioxide

Answer

Oxygen

Answer

Nitrogen

Answer

Hydrogen

Question 4

What is the main function of the mitochondria in a cell?

Accepted Answer

Generate energy (ATP)

Answer

Store genetic information

Answer

Produce proteins

Answer

Control what enters the cell

Question 5

Which layer of the Earth is liquid and generates Earth's magnetic field?

Accepted Answer

Outer core

Answer

Inner core

Answer

Mantle

Answer

Crust

Question 6

A force of 20 N acts on an object with a mass of 4 kg. What is the object's acceleration?

Accepted Answer

5 m/s²

Answer

80 m/s²

Answer

16 m/s²

Answer

0.2 m/s²

Question 7

Which of the following best describes a physical change?

Accepted Answer

Ice melting into water

Answer

Iron rusting in rain

Answer

Wood burning in a fireplace

Answer

Baking soda reacting with vinegar