Grade 12 · Science · Challenge
Free Science Concepts and Evidence worksheet - version 9
Grade 12 science practice based on published U.S. learning expectations, with reproducible original variations. This printable version includes 8 grade-appropriate questions and a separate answer sheet.
Science Concepts and Evidence
Grade 12 · Stretch challenge · 8 questions · Version PG-GNDFL4-R8U5
What is carrying capacity?A. The largest population an environment can sustain B. A reservoir that absorbs more carbon than it releases C. The variety of life at genetic, species, and ecosystem levels D. A measure of resource demand and waste impact
What is an ecological footprint?A. A measure of resource demand and waste impact B. A reservoir that absorbs more carbon than it releases C. The variety of life at genetic, species, and ecosystem levels D. The largest population an environment can sustain
What is environmental justice?A. The variety of life at genetic, species, and ecosystem levels B. The largest population an environment can sustain C. A reservoir that absorbs more carbon than it releases D. Fair treatment and participation in environmental decisions
What drives sea-level rise?A. The variety of life at genetic, species, and ecosystem levels B. A measure of resource demand and waste impact C. Thermal expansion and melting land ice D. A reservoir that absorbs more carbon than it releases
What is a carbon sink?A. A measure of resource demand and waste impact B. The largest population an environment can sustain C. Fair treatment and participation in environmental decisions D. A reservoir that absorbs more carbon than it releases
What is biodiversity?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. The variety of life at genetic, species, and ecosystem levels
What is mitigation?A. To cross-check reconstructions of past conditions B. The variety of life at genetic, species, and ecosystem levels C. A measure of resource demand and waste impact D. Action that reduces causes or severity of environmental change
Why use multiple climate proxies?A. The largest population an environment can sustain B. The variety of life at genetic, species, and ecosystem levels C. To cross-check reconstructions of past conditions D. A measure of resource demand and waste impact
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 9
- What is carrying capacity?The largest population an environment can sustain
- What is an ecological footprint?A measure of resource demand and waste impact
- What is environmental justice?Fair treatment and participation in environmental decisions
- What drives sea-level rise?Thermal expansion and melting land ice
- What is a carbon sink?A reservoir that absorbs more carbon than it releases
- What is biodiversity?The variety of life at genetic, species, and ecosystem levels
- What is mitigation?Action that reduces causes or severity of environmental change
- Why use multiple climate proxies?To cross-check reconstructions of past conditions
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.