Biology
Fill in the blanks :
(a) Lichens are the good example of …………… association.
(b) Two intermediate hosts of liver fluke are …………… and …………… .
(c) Evergreen trees are common flora of …………… forests.
(d) …………… will always be trophic level-1 in a food chain.
(e) …………… sanctuary is found in West Bengal which is famous for rhinoceros.
Ecosystems
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Answer
(a) Lichens are the good example of symbiotic association.
(b) Two intermediate hosts of liver fluke are snail and fish .
(c) Evergreen trees are common flora of tropical forests.
(d) Plants will always be trophic level-1 in a food chain.
(e) Jaladpara sanctuary is found in West Bengal which is famous for rhinoceros.
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Related Questions
Assertion (A): Flora and fauna of a forest are always the same throughout the world.
Reason (R): Usually, forest contains very big trees and animals. So, whatever climatic conditions are present, plants and animals remain the same.
- Both A and R are true.
- Both A and R are false.
- A is true and R is false.
- A is false and R is true.
Assertion (A): Scavengers are considered as cleaners of the earth as they feed on dead animal and plant materials remains.
Reason (R): Scavengers consume the remains left by detritivores and decomposers.
- Both A and R are true.
- Both A and R are false.
- A is true and R is false.
- A is false and R is true.
Mention if the following statements are true (T) or false (F):
(a) Snakes are primary consumers.
(b) Some humans are strictly primary consumers while others are secondary or tertiary consumers as well.
(c) No ecosystem can survive without light.
Match the following:
Column I Column II. Grass Carnivore Deer Decomposers Cobra Primary consumer Vulture Autotroph Microbes Scavenger