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Decomposition Questions

Practice 6 Decomposition questions with detailed answers and explanations. Free MCQs, PYQs, and mock test questions for NEET, JEE, GATE, SSC and more.

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6
Total Questions
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4
Easy
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2
Medium
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0
Hard
Practice by Exam:Biology(6)

About Decomposition — practice questions, PYQs & concepts

Decomposition is a frequently-tested topic on Biology. ExamTest.live currently lists 6 Decomposition questions spanning previous-year papers from 2026 to 2026, each with worked solutions and a step-by-step explanation. Use the filters on this page to focus on a specific exam, difficulty level or year — every answer key is free, no sign-up required.

Decomposition weight in competitive exams

Across our Decomposition question bank, the largest sources are Biology (6). Click any exam chip above to drill down to that exam-specific question set.

How to use this page

  • Start easy: 4 easy Decomposition questions are available — build fluency before moving up.
  • Target weak years: Use the year filter to focus on the most recent 2026 paper or older PYQs you have not attempted.
  • Time yourself: Every question shows the average solve time so you can benchmark your speed against other students.
  • Read every explanation: Even on questions you got right — the explanation often surfaces a faster approach you can reuse.

All Decomposition Questions(1–6 of 6)

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Q1easymcqBiologyNEET 20222026
Given below are two statements:Statement I: Decomposition is a process in which the detritus is degraded into simpler substances by microbes.Statement II: Decomposition is faster if the detritus is rich in lignin and chitin.In the light of the above statements, choose the correct answer from the options given below:
Q2easymcqBiologyNEET 20222026
Detritivores breakdown detritus into smaller particles. This process is called:
Q3mediummcqBiologyNEET 20232026
Identify the correct statements:A. Detritivores perform fragmentation.B. The humus is further degraded by some microbes during mineralization.C. Water soluble inorganic nutrients go down into the soil and get precipitated by a process called leaching.D. The detritus food chain begins with living organisms.E. Earthworms break down detritus into smaller particles by a process called catabolism.Choose the correct answer from the options given below:
Q4easymcqBiologyBiology
The slow rate of decomposition of fallen logs in nature is primarily due to their:
Q5mediummcqBiologyBiology
The breakdown of detritus into smaller particles by earthworm is a process called:
Q6easymcqBiologyBiology
Which process of decomposition is correctly described?

Frequently Asked Questions

How many Decomposition questions are on ExamTest.live?▼
We have 6 Decomposition questions spread across 1 pages, covering easy, medium, and hard difficulty levels with detailed explanations.
Are Decomposition MCQs free?▼
Yes. All Decomposition questions, answers, and explanations on ExamTest.live are completely free. No account or subscription required.
Which exams include Decomposition questions?▼
Decomposition questions are commonly asked in Biology. You can filter by exam using the links above.
How do I practice Decomposition questions effectively?▼
Start with easy questions to build confidence, then tackle medium and hard ones. Use the filter buttons to sort by difficulty. Reveal the answer only after attempting each question, and read the explanation thoroughly.