Foundation Science Primary 6 Interactions

Which of the following is a non-living (abiotic) factor that affects the survival of organisms in a pond?

A The population of dragonfly nymphs
B The amount of dissolved oxygen
C The presence of decomposers
D The number of water lilies
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Worked Solution

Step 1: Differentiate between biotic (living) and abiotic (non-living). Step 2: Dissolved oxygen is a chemical factor, not an organism. Step 3: Final Answer: Dissolved oxygen.

Correct answer: The amount of dissolved oxygen

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