A. Skin
B. Bones
C. Horn
D. Tusks
Related Mcqs:
- 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 - The approximate number of plant species, according to WCMC, that have become extinct in the last four centuries:
A. 834
B. 483
C. 533
D. 384 - Niche of a species in an ecosystem refers to its:
A. Place of occurrence
B. Competitive ability
C. Centre of origin
D. Function at its place of occurrence - 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 - 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 - The number of individuals of a species per sampling unit is called its:
A. Biomass
B. Abundance
C. Density
D. Frequency - The number of species in a single community is described as:
A. Species diversity
B. Alpha diversity
C. Beta diversity
D. Genetic diversity - Which of the following is not a reason of unnatural extinction of species?
A. Environmental pollution
B. Soil erosion
C. Afforestation
D. Increased urbanization - On the basis of genetic diversity, the following are differentiated with in a species:
A. Ecads
B. Ecotypes
C. Populations
D. Communities
The correct answer to the question: "Rhino has become a threated species on account of over exploitation for its:" is "Horn ".
