Which of the following is correctly matched?

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Frog - Primary consumer

Productivity - K cal/m2/yr

Tertiary consumers - Slime moulds

Temperate ecosystem - Amazon forests

answer is B.

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Detailed Solution

Primary consumer in a food chain is a producer which uses the light energy to make food. Frog is a secondary consumer that feeds on insects in the food chain.Slime moulds are saprophytic protists. Slime moulds are found engulfing organic matter from the dead decaying plant body.Productivity is the rate at which energy is added into the organism in the form of biomass and measured as K cal/m2/yr.Temperate ecosystems include the subtropics and polar circles. Amazon rain forests are in tropical region.

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