8th Grade Nutrient Cycles Quizzes, Questions & Answers

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Human Anatomy & Physiology Chemistry Environmental Geoscience Cell Biology Mechanics Genetics Ecology Physics Geology Electronic Structure Periodic Table Zoology Animal Biology Botany Plant Biology Optics Wave Mechanics

Top Trending Nutrient Cycles Quizzes

Unit 3 Quiz Biogeochemical Cycles

This Unit 3 Quiz on Biogeochemical Cycles assesses understanding of matter recycling, nutrient needs in organisms, impacts of human activities on cycles, and key processes like decomposition. It's crucial for learners in grasping...

Questions: 22 | Attempts: 10825 | Last updated: Jul 16, 2025

Sample Question 1
Matter can recycle through the biosphere because

Biological systems do not use up matter, they transform it.

Matter is passed out of the body as waste.

Biological systems use only carbon, oxygen, hydrogen, and nitrogen.

Matter is assembled into chemical compounds.

Sample Question 2
Organisms need nutrients in order to

Carry out essential life functions.

Recycle chemical compounds.

Utilize hydrogen and oxygen.

Carry out nitrogen fixation.

The Nitrogen Cycle Pimlico

Explore the Nitrogen Cycle in Pimlico through this engaging quiz! Assess your understanding of how nitrogen is obtained by animals, fixed by bacteria, and transformed in ecosystems. Ideal for learners curious about ecological...

Questions: 10 | Attempts: 104 | Last updated: Jan 22, 2025

Sample Question 1
How do animals obtain nitrogen?

By fixing nitrogen from the atmosphere

By ammonification

By feeding and digesting plants

By nitrification

Sample Question 2
Ammonium to nitrite is

Oxidation

Reduction