Class VIII

A debris from rotting matter is called
  1. detritus
  2. dirt
  3. waste material
  4. fertilizer
Producers, consumers and decomposers are dependent on each other for their
  1. growth
  2. reproduction
  3. breathing
  4. survival
There occurs diminishing along food chain in amount of
  1. energy
  2. heat
  3. food
  4. temperature
Detritus is eaten by
  1. earthworm
  2. millipede
  3. both a and b
  4. birds
Organisms which directly feed on producers are
  1. primary consumer
  2. secondary consumer
  3. decomposer
  4. carnivores
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