Q. 745.0( 1 Vote )

The sea water contains water beetles, tadpole, fish and weeds.

(a) Write a food chain comprising all the given organisms.

(b) Which organisms in the food chain is

(i) Herbivore

(ii) Carnivore

(c) Which organisms are

(i) Predators

(ii) Prey

(d) Which organisms can trap solar energy to make food?

(e) Which organism is a secondary consumer?

Answer :

a) Food Chain= Weeds-Tadpoles-Water beetles-Fish

b) i) Tadpole are herbivore since they eat weed plants.

ii) Water beetle and fish are carnivore

c) i) Predators in this food chain are water beetles and fish. Water beetle eats tadpole i.e. it preys on tadpole. Fish eats water beetles i.e. it preys on water beetles

ii) Prey in this food chain are Tadpoles and water beetle. Tadpole is eaten by water beetle and water beetles are eaten by fish.

d) Weeds can trap solar energy to make food since they are green plants and contain chlorophyll.

e) Secondary consumer here is water beetle. The primary consumer is tadpole that eats weeds. The secondary consumer is water beetle, it eats tadpoles.

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