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Science Concepts and Evidence

Grade 12 · On-level practice · 8 questions · Version PG-44T-XXMG

1.

What is mitigation?A. A measure of resource demand and waste impact B. To cross-check reconstructions of past conditions C. The largest population an environment can sustain D. Action that reduces causes or severity of environmental change

2.

Why use multiple climate proxies?A. Thermal expansion and melting land ice B. Fair treatment and participation in environmental decisions C. A reservoir that absorbs more carbon than it releases D. To cross-check reconstructions of past conditions

3.

What is environmental justice?A. A reservoir that absorbs more carbon than it releases B. The variety of life at genetic, species, and ecosystem levels C. Fair treatment and participation in environmental decisions D. Thermal expansion and melting land ice

4.

What is carrying capacity?A. Fair treatment and participation in environmental decisions B. The largest population an environment can sustain C. Thermal expansion and melting land ice D. To cross-check reconstructions of past conditions

5.

What is biodiversity?A. Thermal expansion and melting land ice B. To cross-check reconstructions of past conditions C. A reservoir that absorbs more carbon than it releases D. The variety of life at genetic, species, and ecosystem levels

6.

What drives sea-level rise?A. Thermal expansion and melting land ice B. The variety of life at genetic, species, and ecosystem levels C. A reservoir that absorbs more carbon than it releases D. To cross-check reconstructions of past conditions

7.

What is an ecological footprint?A. A measure of resource demand and waste impact B. Fair treatment and participation in environmental decisions C. The largest population an environment can sustain D. A reservoir that absorbs more carbon than it releases

8.

What is a carbon sink?A. A reservoir that absorbs more carbon than it releases B. The variety of life at genetic, species, and ecosystem levels C. Action that reduces causes or severity of environmental change D. To cross-check reconstructions of past conditions

How to use this skill

Grade 12 science practice based on published U.S. learning expectations, with reproducible original variations.

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.

Standards source

NGSS: HS-ESS2, HS-ESS3. View official framework

These are original PencilGo questions aligned to the cited learning expectations; they are not copied from a school or publisher workbook.

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