M-STEP Science Assessment 3

Question 1

Which process describes water moving from the soil into plant roots and eventually evaporating from leaves?

Accepted Answer

Transpiration

Answer

Transpiration is the process by which plants absorb water and release it as vapor through their leaves.

Question 2

An atom has 6 protons, 6 neutrons, and 6 electrons. Which element is this?

Accepted Answer

Carbon

Answer

An atom with 6 protons is carbon, as the number of protons defines the element.

Question 3

Which wave property determines the pitch (highness or lowness) of a sound?

Accepted Answer

Frequency

Answer

Frequency determines pitch; higher frequency sound waves produce higher-pitched sounds.

Question 4

A scientist tests whether fertilizer affects plant growth. She grows 20 plants with fertilizer and 20 without. The group without fertilizer is called the:

Accepted Answer

Control group

Answer

The control group receives no treatment (no fertilizer) and serves as a baseline for comparison.

Question 5

Michigan's Great Lakes were largely formed by which geological process?

Accepted Answer

Glacial erosion and retreat

Answer

The Great Lakes basins were carved out by advancing glaciers and filled with water as the glaciers melted.

(M-STEP) Michigan Student Test of Educational Progress Practice Test

(M-STEP) Michigan Student Test of Educational Progress Practice Test

M-STEP Science Assessment 3