Jamb Biology 2008 Past Questions and Answers

Question 46:

• JAMB 2008

In the diagram, if species i, ii and iii interact in a community, which of the following statement is true?

A. The population of species ii is growing at a slow rate
B. The population of species iii has reached its carrying capscity?
C. The population of species I has become extinct
D. The population of species I is always

Question 47:

• 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 48:

• JAMB 2008

In the diagram, which of the four offspring of the cross will be sort if T the gene for tallness is

A. I
B. Ii
C. Iii
D. Iv

Question 49:

• JAMB 2008

In the diagram, the genotypic ratio of the offspring of the cross is

A. 1:2
B. 1:2:1
C. 1:1:1:1
D. 3:1

Question 50:

• JAMB 2008

Use the diagram above to answer this question. The male inflorescence is labelled

A. I
B. Ii
C. Iii
D. Iv