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1. Introduction to Environment & Ecology
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1.
The number of which among the following would be maximum in a Food Chain?
Producers
Primary Consumers
Secondary Consumers
Decomposers
2.
Lichens, which are capable of initiating ecological succession even on a bare rock, are actually a symbiotic association of __:
algae and bacteria
algae and fungi
bacteria and fungi
fungi and mosses
3.
What is the direction of flow of energy in an ecosystem?
Unidirectional
Bidirectional
Multidirectional
Cyclic
4.
In which of the following ecosystems, the pyramid of biomass is ‘inverted’ in shape?
Pond ecosystem
Grassland ecosystem
Forest ecosystem
None of the above
5.
In which of the following the ecological pyramid of numbers is broad in center?
Grasslands Ecosystem
Pond Ecosystem
Parasitic Food chain
Forest Ecosystem
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