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Science Concepts and Evidence

Grade 7 · On-level practice · 8 questions · Version PG-1S8F4CZ-FR8G

1.

What is the basic unit of life?A. The cell B. Break down dead matter and recycle nutrients C. Chloroplasts D. Resources and environmental conditions

2.

What does natural selection favor?A. The cell B. Chloroplasts C. An organism that makes its own food D. Heritable traits that improve reproductive success

3.

How do genes relate to traits?A. Break down dead matter and recycle nutrients B. Genes carry instructions that influence traits C. Heritable traits that improve reproductive success D. Maintaining stable internal conditions

4.

Where does photosynthesis occur in plant cells?A. Maintaining stable internal conditions B. Genes carry instructions that influence traits C. Chloroplasts D. An organism that makes its own food

5.

What do decomposers do?A. Heritable traits that improve reproductive success B. The cell C. Break down dead matter and recycle nutrients D. Genes carry instructions that influence traits

6.

What is homeostasis?A. Chloroplasts B. Genes carry instructions that influence traits C. An organism that makes its own food D. Maintaining stable internal conditions

7.

What limits population growth?A. Resources and environmental conditions B. The cell C. Break down dead matter and recycle nutrients D. Chloroplasts

8.

What is a producer?A. An organism that makes its own food B. Resources and environmental conditions C. Chloroplasts D. Maintaining stable internal conditions

Answers and teaching notes

Use the answers to check the work after the learner finishes. For writing prompts, the guide describes what a strong response should include.

Show answers for version 4
  1. What is the basic unit of life?The cell
  2. What does natural selection favor?Heritable traits that improve reproductive success
  3. How do genes relate to traits?Genes carry instructions that influence traits
  4. Where does photosynthesis occur in plant cells?Chloroplasts
  5. What do decomposers do?Break down dead matter and recycle nutrients
  6. What is homeostasis?Maintaining stable internal conditions
  7. What limits population growth?Resources and environmental conditions
  8. What is a producer?An organism that makes its own food

Worked example

Read the direction, identify the assessed skill, solve or cite evidence, and check the response.

Common mistake

Using a memorized procedure without checking what the question asks.

Helpful hint

Name the standard skill before answering.