A review of occupational distribution of population from time to time helps us to know the
Rate of which the population grows
Number of people that makes up the labour force
Efficiency of the working population
Industries which are becoming less important
number of people that are not employed
Correct answer is B
No explanation has been provided for this answer.
The parameters of size, height, weight, and colour in a population of living things are examples of
environmental variation
non-heritable variations
continuous variations
discontinuous variations
Correct answer is C
No explanation has been provided for this answer.
Which of the following is an example of variation?
Blood
Tongue rolling
Reproduction
Growth
Correct answer is B
No explanation has been provided for this answer.
The main reason for the conservation of wildlife is to
create national parks for recreation
maintain ecological balance in communities
prevent hunters from being cruel to animals
save some species from extinction
Correct answer is D
No explanation has been provided for this answer.