The Ecology of Populations - Jamb Biology Past Questions and Answers

Question 16:

• JAMB 2008

In the diagram, the population size of species II on the 20th day is

A. 100
B. 200
C. 300
D. 400

Question 17:

• JAMB 2009

The uniqueness of an individual organism in a population is accounted for by

A. Evolution
B. Variation
C. Adaptation
D. Mutation

Question 18:

• JAMB 2010

Low annual rainfall, sparse vegetation , high diurnal temperatures and cold nights are characteristic features of the

A. Tropical rainforest
B. Desert
C. Montane forest
D. Guinea savanna

Question 19:

• JAMB 2010

The average number of individuals of a species per unit area of the habitat is the

A. Population density
B. Population frequency
C. Population size
D. Population distribution

Question 20:

• JAMB 2011

Which of the following is a feature of the population pyramid of a developing country?

A. Long lifespan
B. Low birth rate
C. Low death rate
D. Short lifespan