PencilGoPencilGo

Science Concepts and Evidence

Grade 7 · Building confidence · 8 questions · Version PG-Z5XX9D-15XI

1.

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

2.

How do genes relate to traits?A. Chloroplasts B. Genes carry instructions that influence traits C. Resources and environmental conditions D. Maintaining stable internal conditions

3.

Where does photosynthesis occur in plant cells?A. Break down dead matter and recycle nutrients B. Chloroplasts C. The cell D. Resources and environmental conditions

4.

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

5.

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

6.

What is a producer?A. Genes carry instructions that influence traits B. Break down dead matter and recycle nutrients C. An organism that makes its own food D. Heritable traits that improve reproductive success

7.

What limits population growth?A. Resources and environmental conditions B. The cell C. An organism that makes its own food D. Genes carry instructions that influence traits

8.

What is the basic unit of life?A. The cell B. Genes carry instructions that influence traits C. Maintaining stable internal conditions D. Heritable traits that improve reproductive success

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 11
  1. What is homeostasis?Maintaining stable internal conditions
  2. How do genes relate to traits?Genes carry instructions that influence traits
  3. Where does photosynthesis occur in plant cells?Chloroplasts
  4. What does natural selection favor?Heritable traits that improve reproductive success
  5. What do decomposers do?Break down dead matter and recycle nutrients
  6. What is a producer?An organism that makes its own food
  7. What limits population growth?Resources and environmental conditions
  8. What is the basic unit of life?The cell

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.