Plants and animals living in a particular area consitute:

Related Mcqs:

1. The amount of living matter present in a component population of a particular trophic level is called:

   A. Standing crop B. Standing quality C. Both (a) & (b) D. Standing state...

2. In an aquatic environment, microscopic animals and plants are collectively known:

   A. Commensals B. Herbivores C. Fauna and flora D. Planktons...

3. All the non-cultivated plants and non-comesticated animals are referred to as:

   A. Useless organism B. Harmful life C. Wild life D. Enemies of man...

4. Which element is vital to plants and animals for the synthesis of proteins and nucleic acies?

   A. Oxygen B. Nitrogen C. Carbon D. None of these...

5. Which of the following communities is more vulnerable to invasion by outside animals and plants?

   A. Mangroves B. Tropical evergreen forests C. Temperate forests D. Oceanic island communities...

6. Which group of three living organisms, given below is a link in food chain: Green plants …. Hawk:

   A. Grasshopper, frog, snake B. Grasshopper, rat, snake C. Millipedes, centipedes, sparrow D. Earthworm, hen, rat...

7. A group of plants living together under similar or dissimilar environmental conditions is called:

   A. Vegetation B. Flora C. Species D. Community...

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

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

9. 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...

10. 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...