Food Chains and Energy Transfer

Food Chains and Energy Transfer

Assessment

Interactive Video

Biology, Science, Other

6th - 8th Grade

Hard

Created by

Patricia Brown

FREE Resource

The video tutorial explores the concept of food chains, emphasizing the interconnectedness of organisms through feeding relationships. It explains trophic levels, starting with producers like grass, and moves up to primary, secondary, and higher-level consumers. The tutorial highlights the energy transfer between these levels and provides guidance on creating and labeling food chains, using examples to illustrate the process.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary reason that changes in one population can affect others?

Organisms are connected through feeding relationships.

Organisms do not rely on each other for survival.

Organisms are isolated from each other.

Organisms are only affected by environmental changes.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does a food chain primarily represent?

The transfer of energy between organisms.

The geographical distribution of species.

The hierarchy of organisms in an ecosystem.

The population size of different species.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a producer in a food chain?

An organism that makes its own food.

An organism that decomposes organic material.

An organism that consumes other organisms.

An organism that migrates seasonally.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which process do most producers use to make their own food?

Chemosynthesis

Photosynthesis

Respiration

Fermentation

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a common method for producers to obtain energy in environments without sunlight?

Respiration

Chemosynthesis

Fermentation

Photosynthesis

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of primary consumers in a food chain?

They produce their own food.

They eat secondary consumers.

They eat producers.

They decompose organic matter.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is an example of a secondary consumer?

Zebra

Grass

Lion

Bacteria

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