The effect of individuals of the same species upon each other is called:

Related Mcqs:

1. The number of individuals of a species per sampling unit is called its:

   A. Biomass B. Abundance C. Density D. Frequency...

2. A population of individuals of a species which are interfertile but differ genetically is called:

   A. Ecad B. Ecotone C. Ecotype D. Biome...

3. Exotic species, which brought for plantation from some other country to our country or even from one ecosystem to other ecosystem are called, as exotic species like:

   A. Pinus nigra – Japan B. Euralyptus – Australia C. Polunia – China D. All of the above...

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

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

5. The number of individuals of a species in a particular ecosystem at a given constant due to:

   A. Man B. Parasites C. Predators D. Available food...

6. The species characteristics are an expression of the genetic make up of an animal species influencing the extend and nature of ______.

   A. Home range, breeding season B. Longevity, territory and the niche C. Both (a) & (b) D. None of these...

7. The number of sampling units expressed in percentage in which a particular species occurs is called its:

   A. Abundance B. Density C. Frequency D. Phenology...

8. A population of individuals from the same genetic stock but differing in their morphology is called:

   A. Ecotype B. Ecad C. Ecotone D. Life form...

9. If organisms are arranged according to predator-prey relationship one always finds more of prey species then of predator. This is called a:

   A. Food web B. Pyramid of numbers C. Succession D. Predator-prey relationship...

10. A branch of ecology which is concerned with the study of individual species at all stages of its life cycle in relation to environment is called:

    A. Reproductive ecology B. Autecology C. Synecology D. Ecological niche...