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Ecosystems BIOLOGY - Ecosystems

Gujarat Board (GSEB) - STD 12 Science - BIOLOGY (GSEB - English Medium). 584 questions in this chapter.

Question types

Ecosystems question types

584 questions across 5 question groups — pick any mix to generate a BIOLOGY paper with step-by-step answer keys.

584
Questions
5
Question groups
5
Question types
Sample Questions

Ecosystems questions

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

Q 16M.C.Q (1 Marks)1 Mark
The maximum biomagnification would be in which of the following in case of aquatic ecosystem?
  • A
    Fishes.
  • B
    Phytoplanktons.
  • C
    Birds.
  • D
    Zooplanktons.
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Q 17M.C.Q (1 Marks)1 Mark
Ecosystems are ______ because resources ____ move from one ecosystem to another.
  • A
    Open; can.
  • B
    Closed; cannot.
  • C
    One-way; can.
  • D
    One-way; cannot.
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Q 18M.C.Q (1 Marks)1 Mark
Out of the following options which most often limits the primary productivity of the ecosystem?
  • A
    Solar radiation/ light
  • B
    Oxygen
  • C
    Consumers
  • D
    Nitrogen
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Q 19M.C.Q (1 Marks)1 Mark
Pick up the correct food chain:
  • A
    Grass → Chaemeleon → Insect → Bird.
  • B
    Grass → Fox → Rabbit → Bird.
  • C
    Phytoplankton → Zooplankton → Fish.
  • D
    Fallen leaves → Bacteria → Insect larvae.
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