How do matter and energy interact in a food web?

Matter and energy are both recycled and transferred between organisms in a food web.

Matter is converted into energy, which is then transferred through the food web.

Energy is converted into matter, which is then transferred through the food web.

Matter and energy are completely separate and do not interact in a food web.

Why is energy flow a key component in living systems?

Energy flow sustains life processes by powering metabolic reactions and maintaining organization within living systems.

Energy flow ensures a constant increase in the overall mass of living organisms.

Energy flow allows living systems to break the laws of thermodynamics.

Energy flow enables the transfer of nutrients between living organisms.

How do plants adhere to the law of conservation of mass in the process of photosynthesis, where they absorb carbon dioxide, water, and solar energy to generate carbohydrates and oxygen?

The amount of each element in the reactants equals the amount of each element in the products.

The number of carbon dioxide molecules taken in exactly equals the number of carbohydrate molecules produced.

The plant uses the carbon dioxide gas, liquid water, and energy to produce a solid carbohydrate.

The plant's mass does not increase or decrease as a result of photosynthesis.

How can the adherence to the law of conservation of mass in living systems be demonstrated through the following observations?

The total mass of a dead organism equals the total mass of matter released to the environment by decomposition.

Most plants and animals begin their life cycle with a smaller mass and gain mass during development.

The total mass of all organisms in an ecosystem remains the same over time.

Living animals must consume food with a mass much greater than the mass of their body over their lifetime.

In Evan's study of energy transfer within an ecosystem, he analyzes a diagram illustrating the flow of energy from the sun through a simple food chain. Based on his observations, which aspect of the diagram supports the principle of the conservation of energy?

The total amount of energy remains the same within the system.

The total amount of energy decreases within the system.

The total amount of matter remains the same within the system.

The total amount of energy increase within the system.

Within the depicted diagram illustrating the flow of carbon and nitrogen in a man-made mussel bed in the ocean, what evidence could substantiate the adherence to the law of conservation of mass in this ecosystem?

The total amount of carbon and nitrogen entering the ecosystem equals the total amount leaving the ecosystem.

The amount of carbon and nitrogen removed during harvest equals the amount seeded as biomass.

Carbon and nitrogen enter and leave the ecosystem only through man-made processes.

The mass of scavengers, decomposers, and feces equals the mass absorbed from phytoplankton and detritus.

In accordance with the law of conservation of energy, which piece of evidence demonstrates that energy in all living systems cannot be created or destroyed but only undergoes transformations or transfers?

Decomposers transfer energy stored in the molecules of the dead organism to create new biomass for other organisms to feed on.

Most plants and animals begin their life cycle with small energy needs and gain more requirements as they develop.

The total energy of all organisms is an ecosystem remains the same over time.

The total mass of dead organism equals the total mass of matter released to the environment by decomposition.

In the course of living and growing, what is a universal occurrence among all living things from the options provided?

Energy changes from one form to another

Energy is both created and destroyed

In an energy pyramid depicting the flow of energy through an ecosystem, with each level receiving only approximately 10% of the energy from the preceding level, if living systems adhere to the law of conservation of energy, where is the remaining 90% of the energy expected to be directed?

It is converted into heat and energy for all life functions.

It is used by decomposers during decomposition.

It is converted into matter during digestion.

It is used by organisms in the lower trophic level.

In the scenario where animals consuming plants obtain energy, utilizing it for activities like movement, but only a fraction is converted into useful energy, with the majority being lost as heat, how can this circumstance be employed to bolster the concept of the law of conservation of energy?

The amount of energy used by the animals, added to the amount of energy lost to heat, equals the amount of energy from the plants eaten by the animal.

While some animals get their energy from plants, there are also many animals that get energy by eating other animals, and still other animals that eat both.

All the energy lost to heat by animals provides the heat energy that plants need to live and grow, allowing them to make their own food.

When plants and animals die, their energy goes into the soil, where growing plants can absorb it, turn it into food, then transfer this energy to animals.

Living Systems and Laws of Conservation

Authored by Austin Ritenour

Science

8th Grade

NGSS covered

Used 12+ times

AI Actions

Add similar questions

Adjust reading levels

Convert to real-world scenario

Translate activity

More...

Content View

Student View

25 questions

Show all answers

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is an animal that eats other animals?

Carnivore

Decomposers

Energy Pyramid

Food Web

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is an organism that must consume other organisms for nutrients?

Consumer

Ecosystem

Food Chain

Herbivore

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What are organisms such as bacteria and fungi that break down the remains of dead plants and animals without need for internal digestion?

Decomposers

Energy Pyramid

Food Web

Primary Consumer

Tags

NGSS.MS-LS2-3

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is a system comprising all the biotic and abiotic factors in an area and all the interactions among them?

Ecosystem

Food Chain

Herbivore

Producer

Tags

NGSS.MS-LS2-1

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is a diagram that shows the total amount of energy contained within each trophic level?

Energy Pyramid

Food Web

Primary Consumer

Secondary Consumer

Tags

NGSS.MS-LS2-3

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is a single, linear path showing the flow of energy from the Sun to a producer and through different levels of consumers?

Food Chain

Herbivore

Producer

Tertiary Consumer

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What are overlapping food chains with different pathways to show the flow of energy in an ecosystem?

Food Web

Primary Consumer

Secondary Consumer

Trophic Level

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

NGSS.MS-LS2-2

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Continue with Google

Continue with Email

Continue with Classlink

Continue with Clever

or continue with

Microsoft

Apple

Others

Already have an account?

Similar Resources on Wayground

20 questions

Natural Resources

Quiz

•

4th Grade - University

20 questions

QUIZ - PART 1

Quiz

•

8th Grade - University

21 questions

Reconstructing Earth's History

Quiz

•

6th - 8th Grade

20 questions

Y8 Plants

Quiz

•

8th Grade

20 questions

Science 8 Quiz #3 3rd Quarter

Quiz

•

8th Grade

20 questions

Transition state and Particle Diagrams

Quiz

•

6th - 8th Grade

20 questions

(Q3) PS - Kinetic Energy

Quiz

•

8th Grade

25 questions

8th Grade Life Science 1 FSA Review

Quiz

•

8th Grade

Popular Resources on Wayground

16 questions

Grade 3 Simulation Assessment 2

Quiz

•

3rd Grade

19 questions

HCS Grade 5 Simulation Assessment_1 2526sy

Quiz

•

5th Grade

10 questions

Cinco de Mayo Trivia Questions

Interactive video

•

3rd - 5th Grade

17 questions

HCS Grade 4 Simulation Assessment_2 2526sy

Quiz

•

4th Grade

24 questions

HCS Grade 5 Simulation Assessment_2 2526sy

Quiz

•

5th Grade

13 questions

Cinco de mayo

Interactive video

•

6th - 8th Grade

20 questions

Math Review

Quiz

•

3rd Grade

30 questions

GVMS House Trivia 2026

Quiz

•

6th - 8th Grade

Discover more resources for Science

16 questions

Interactions within Ecosystems

Presentation

•

6th - 8th Grade

30 questions

GMAS Physical Science Review

Quiz

•

8th Grade

10 questions

Exploring the Rock Cycle

Interactive video

•

6th - 8th Grade

18 questions

Carbon Cycle

Quiz

•

8th Grade

10 questions

Exploring Earth's Seasons and Their Causes

Interactive video

•

6th - 8th Grade

26 questions

Amplify Chemical Reactions

Quiz

•

6th - 8th Grade

10 questions

Evidence of Evolution

Presentation

•

6th - 8th Grade

20 questions

8th Grade Science NC EOG Review

Quiz

•

8th Grade

Living Systems and Laws of Conservation

What is an animal that eats other animals?

What is an organism that must consume other organisms for nutrients?

What are organisms such as bacteria and fungi that break down the remains of dead plants and animals without need for internal digestion?

What is a system comprising all the biotic and abiotic factors in an area and all the interactions among them?

What is a diagram that shows the total amount of energy contained within each trophic level?

What is a single, linear path showing the flow of energy from the Sun to a producer and through different levels of consumers?

What are overlapping food chains with different pathways to show the flow of energy in an ecosystem?

What is an organism that consumes only plants?

What is an organism that gets its energy by feeding on producers in the food chain?

What is an organism that transforms energy from the Sun and uses carbon dioxide and water to make food?

Access all questions and much more by creating a free account

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Science