Skip to main content
Chapter 2 of 11
Important Questions

Natural Processes and Biogeochemical Cycles — Important Questions

ICSE · Class 9 · Environmental Science

65 important questions from Natural Processes and Biogeochemical Cycles for ICSE Class 9 Environmental Science, with answers.

65 questions52 flashcards5 concepts

Interactive on Super Tutor

Studying Natural Processes and Biogeochemical Cycles? Get the full interactive chapter.

Quizzes, flashcards, AI doubt-solver and a step-by-step study plan — built for important questions and more.

Free trial, no card needed.

65 Questions·
multiple choicemultiple correct

Important Questions from Natural Processes and Biogeochemical Cycles

1multiple choice
1 marks

Excess glucose in plants is stored as what?

Show answer

Starch

Excess glucose formed in photosynthesis is stored in plants as starch.

2multiple choice
1 marks

What is decomposition?

Show answer

The breakdown of dead plants, dead animals, and organic waste into simpler inorganic substances by microorganisms

Decomposition is the breakdown of dead organic matter by bacteria and fungi into simpler inorganic substances.

3multiple choice
1 marks

Which microorganisms are mainly responsible for decomposition?

Show answer

Bacteria and fungi

Bacteria and fungi are decomposers that break down dead organic matter.

4multiple choice
1 marks

Which is the first stage of decomposition?

Show answer

Fragmentation

Fragmentation is the first stage of decomposition, where detritivores break dead matter into smaller pieces.

+61 more questions on Natural Processes and Biogeochemical Cycles (ICSE Class 9 Environmental Science)

Practise All

Frequently Asked Questions

What are the important topics in Natural Processes and Biogeochemical Cycles for ICSE Class 9 Environmental Science?
Key topics in Natural Processes and Biogeochemical Cycles include Biological Processes Supporting Life, Photosynthesis, Factors Affecting Photosynthesis, Decomposition. Study these first, then practise questions on each for Class 9 exams.
How many important questions are there in Natural Processes and Biogeochemical Cycles?
Super Tutor has 65 practice questions for Natural Processes and Biogeochemical Cycles, including multiple choice, multiple correct questions. A sample with answers is on this page.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

For serious students

Get the full Natural Processes and Biogeochemical Cycles chapter — start free.

Quizzes, flashcards, an AI doubt solver and a study plan for ICSE Class 9 Environmental Science. Free to start, no card needed.