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

Related Mcqs:

1. 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

2. 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

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

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

4. Plants and animals living in a particular area consitute:

   A. Flora and fauna
   B. Community
   C. Ecosystem
   D. Ecology

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. Honey bees collect ectar and pollen from about 500 wild and cultivated plant species including:

   A. Trees shrubs, herbs, anhnuals
   B. And cultivated crops such as Acacias, Cassias, Eucalypts, Albizzias, Cherries, Dalbergia
   C. Both (a) & (b)
   D. None of these

7. With the construction of Thal irrigation canal, about _____ sand dunes have been converted into highly productive cultivated areas:

   A. 1 m ha
   B. 2 m ha
   C. 3 m ha
   D. 4 m ha

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