Consider the introduction of rabbits into Australia, a place where they were not originally found. Analyze the impact of this non-native species on the ecosystem.

It can disrupt the balance and lead to negative consequences.

It always benefits the ecosystem.

It has no impact on the ecosystem.

It only affects the non-native species.

What is the role of decomposers in an ecosystem?

They break down dead organisms and recycle nutrients.

They produce energy from sunlight.

They consume primary producers.

They compete with herbivores for food.

What is the likely impact of rising carbon dioxide levels on Earth's climate?

Earth's climate will cool down.

Earth's climate will stay unchanged.

Earth's climate will become unpredictable.

Explain how energy is transferred in a food chain.

Energy is transferred from producers to consumers.

Energy is created at each level of the food chain.

Energy is lost as it moves up the food chain.

Energy is stored indefinitely in the food chain.

Evaluate the potential consequences of overfishing on marine ecosystems.

It can lead to the collapse of fish populations and affect the entire ecosystem.

It leads to an increase in fish populations.

It has no effect on marine ecosystems.

It only affects the species being fished.

Which of the following best describes Newton's Third Law of Motion?

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

An object at rest stays at rest unless acted upon by an external force.

The acceleration of an object is directly proportional to the net force acting on it.

The total energy of an isolated system remains constant.

Discuss the impact of urbanization on local ecosystems.

It can lead to habitat loss and decreased biodiversity.

It always improves biodiversity.

It has no impact on local ecosystems.

It only affects human populations.

How does the greenhouse effect contribute to global warming?

It traps heat in the atmosphere, raising Earth's temperature.

It reflects sunlight away from Earth.

It cools the Earth's surface by increasing cloud cover.

It has no effect on Earth's temperature.

Exploring Science: 8th Grade Quiz

Quiz

•

Science

•

8th Grade

•

Practice Problem

•

Medium

•

NGSS

MS-LS1-6, MS-LS2-4, MS-LS2-3

+14

Standards-aligned

Audrie Goltl

Used 3+ times

FREE Resource

21 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary source of energy for most ecosystems on Earth?

The Moon

The Sun

Volcanoes

Ocean currents

Tags

NGSS.MS-ESS2-4

NGSS.MS-LS1-6

NGSS.MS-LS2-3

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Emma is having a campfire with her friends. Which of the following is a chemical reaction?

Melting ice

Burning wood

Dissolving sugar in water

Breaking a glass

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Identify the layer of Earth that is composed mostly of liquid iron and nickel.

Crust

Mantle

Outer core

Inner core

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which biome is characterized by low temperatures and permafrost?

Desert

Tundra

Rainforest

Grassland

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Kai and Harper are studying the effects of deforestation in their local area. Explain how deforestation can impact the carbon cycle.

It increases carbon storage in trees.

It decreases the amount of carbon dioxide in the atmosphere.

It increases the amount of carbon dioxide in the atmosphere.

It has no effect on the carbon cycle.

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS1-6

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following best describes the process of photosynthesis?

Conversion of chemical energy into light energy

Conversion of light energy into chemical energy

Conversion of thermal energy into mechanical energy

Conversion of mechanical energy into thermal energy

Tags

NGSS.MS-LS1-6

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Describe how the motion of tectonic plates can lead to the formation of mountains.

Plates move apart, creating valleys.

Plates slide past each other, causing earthquakes.

Plates collide, causing the crust to buckle and form mountains.

Plates sink into the mantle, forming trenches.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

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Exploring Science: 8th Grade Quiz

21 questions

What is the primary source of energy for most ecosystems on Earth?

Emma is having a campfire with her friends. Which of the following is a chemical reaction?

Identify the layer of Earth that is composed mostly of liquid iron and nickel.

Which biome is characterized by low temperatures and permafrost?

Kai and Harper are studying the effects of deforestation in their local area. Explain how deforestation can impact the carbon cycle.

Which of the following best describes the process of photosynthesis?

Describe how the motion of tectonic plates can lead to the formation of mountains.

Draw a waxing gibbous moon.

A waxing gibbous is nearing a full moon. The right hand side of the moon is illuminated during the waxing phases.

Which of the following is an example of a renewable energy source?

David runs a distance of 150 meters in 10 seconds. Calculate his speed.

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