Plants constitute the:

Related Mcqs:

1. Green plants constitute:

   A. The first trophic level
   B. The second trophic level
   C. The third trophic level
   D. The fourth trophic level

2. The non-green plants are as important as the green plants because they:

   A. Cause human disease
   B. Cause diseases of other plants
   C. Are useful in several industries
   D. Bring about decomposition of dead animals and plant remains

3. Those chemicals which are produced by plants and affect other plants are broadly called:

   A. Depresants
   B. Allomones
   C. Allelochemics
   D. Kairomones

4. Among the plants listed, point out one that does not fit into ecological group represented by the other plants:

   A. Acacia
   B. Aloe
   C. Euphorbia
   D. Rhizophora

5. Among the plants listed, point out one that does not fit into biological group represented by other plants

   A. Euphorbia
   B. Acacia
   C. Vallisneria
   D. Aloe

6. The decomposers in an ecosystem constitute the following trophic level:

   A. T1
   B. T3
   C. T5
   D. T4

7. All the living organisms on the earth interacting with atmosphere constitute:

   A. Biosphere
   B. Community
   C. Biome
   D. Association

8. The living organisms of all ecosystems collectively constitute:

   A. Producers
   B. Decomposers
   C. Consumers and decomposers
   D. Biosphere

9. Individuals of the same species in a particular locality constitute:

   A. Population
   B. Community
   C. Flora
   D. Fauna

10. The areas laying above an altitude of about ______ and below zone of perpetual snow constitute alpine pastures:

    A. 3000 m
    B. 4000 m
    C. 5000 m
    D. 6000 m