A. Predation
B. Parasitism
C. Symbiosis
D. None of these
Related Mcqs:
- The symbiotic association in which one partner gains benefit without benefiting or harming the other is known as:
A. Commensalism
B. Lichen
C. Mutualism
D. None of these - Symbiotic association in which both the partners get benefit and neither cansurvive without the other is called:
A. Mutualism
B. Commensalism
C. Parasitism
D. None of these - When one population is harmed and the other remains unaffected the relationship is called:
A. Amensalism
B. Predation
C. Protoco-operation
D. Parasitism - The earth’s atmosphere in which organisms live, is called:
A. Ecosystem
B. Ectosome
C. Biosphere
D. Bioeconomic - When one organism is benefited without affecting the other, it is called:
A. Parasitism
B. Commensalism
C. Saprophytism
D. Symbiosis - 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 - Immense increase in the number of organisms of a species is checked by:
A. Environmental resistance
B. Biotic potential
C. Imigration
D. All of these - The back and forth movements of chemical elements, between organisms and environment along characteristic circular paths and known as:
A. Biochemical cycles
B. Ecological cycles
C. Chemical cycles
D. None of these - 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 - 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
Mcq Added by: admin