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Interaction Between Biotic and Abiotic Factors in an EcoSystem BIOLOGY - Interaction Between Biotic and Abiotic Factors in an EcoSystem

ICSE - STD 9 - BIOLOGY (ICSE - English Medium). 26 questions in this chapter.

Question types

Interaction Between Biotic and Abiotic Factors in an EcoSystem question types

26 questions across 4 question groups — pick any mix to generate a BIOLOGY paper with step-by-step answer keys.

26
Questions
4
Question groups
5
Question types
Sample Questions

Interaction Between Biotic and Abiotic Factors in an EcoSystem questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

Q 6MCQ1 Mark
Trophical forests are denser due to
  • A
    wild animals
  • B
    high temperature and less rainfall
  • C
    low temperature and excess rain
  • ✓
    high temperature and high rain

Answer: D.

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Q 7MCQ1 Mark
The two components of an ecosystem are
  • A
    plants and animals
  • B
    weeds, trees, animals and man
  • C
    energy flow and mineral cycling
  • ✓
    biotic and abiotic

Answer: D.

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Q 8MCQ1 Mark
The driving force for an ecosystem is
  • A
    biomas
  • B
    producers
  • C
    carbohydrates in producers
  • ✓
    solar energy

Answer: D.

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Q 9MCQ1 Mark
An ecosystem is an interacting system of
  • A
    communities
  • ✓
    Communities and their physical environment
  • C
    populations
  • D
    individuals

Answer: B.

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Q 10MCQ1 Mark
Primary consumers in detritus food chain are
  • A
    herbivores
  • ✓
    bacteria, fungi, etc.
  • C
    insect, larvae, nematodes
  • D
    all the above

Answer: B.

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