Test - LEAP 2025 Science Grade 7 Pre Test

1pt

On your scratch paper, use the Punnett Square to predict the cross of a homozygous striped parent with a homozygous solid parent if striped is dominant over solid.

Part A The phenotypes of the offspring will be

1 pt

Part B

In the Punnett Square below, write how the Punnett Square should look for your answer. Use T for striped and l for solid.

Reset
	T (striped)	T (striped)
I (solid)	Drop answer here	Drop answer here
I (solid)	Drop answer here	Drop answer here

1pt Standard: 7-MS-LS3-2, 7-MS-LS4-5 DOK: 2

Part C Select the correct answer to complete the sentence. The percentage of offspring in your answer to Part A is...

1 pt Standard: 7-MS-PS1-2, 7-MS-PS1-4, 7-MS-PS1-5 DOK: 2

13.

Part A Select the container where a chemical change occurred.

Container 1

Container 2

Container 3

Container 4

1 pt Standard: 7-MS-PS1-2, 7-MS-PS1-4, 7-MS-PS1-5 DOK: 1

Part B. What law best supports Sonya’s chemical equation and your answer to Part A?

Newton’s Laws of Motion

Law of Gravity

Law of the Conservation of Mass

Avogadro’s Law

Use the following image and your scientific knowledge to answer questions 26–27.

1pt Standard: HS-MS-LS1-7 DOK: 1

26.

Put the name of the organism in the box representing the most concentrated source of energy contained within its tissues.

1 pt Standard: HS-MS-LS1-7 DOK: 1

27.

Select the correct answer. The image above shows an example of a(n)

food chain.

food web.

energy pyramid.

trophic level.

1 pt Standard: 7-MS-LS4-4 DOK: 1

28.

Select the correct answer. How did the Galapagos finches change to fit the new environment?

All the finches in the population grew new and different beak shapes.

Over many generations, the finches with beak shapes suited to their environment and food source survived.

The finches chose to only produce offspring that looked different from themselves.

The finches did not change to fit the new environment.

1 pt Standard: 7-MS-LS1-3 DOK: 1

31.

Jason needs to breathe. Without the organs in the image above, it would be impossible to do so. Drag the correct answer into each box to complete the organs of the system Jason needs to breathe

Reset
A	Drop answer here
B	Drop answer here
C	Drop answer here
D	Drop answer here

liver

lungs

trachea

diaphragm

heart

alveolus

1 pt Standard: 7-MS-LS3-2, 7-MS-LS4-5 DOK: 2

51.

The table shown presents data from an investigation that examined the effect of incubation temperatures on the sex of the baby turtles that hatched and (b) the number of eggs that hatched.

Select the best conclusion about incubation temperatures above 29 °C.

More eggs hatch.

Fewer eggs hatch.

More male than female turtles hatch.

Fewer male than female turtles hatch.

LEAP 2025 Science Grade 7 Pre Test

LEAP 2025 Science Grade 7 Pre Test Sample