Waec Biology 2007 Past Questions and Answers

Question 46:

• WAEC 2007

A population which exceeds its carrying capacity and then collapses is represented graphically as a

A. Bell shaped curve
B. Skewed curve
C. S-shape curve
D. Linear curve

Question 47:

• WAEC 2007

Which of the following infections would not respond to an antibiotic treatment?

A. Gonorrhoea
B. Measles
C. Diarrhoea
D. Tuberculosis

Question 48:

• WAEC 2007

The vector of the sleeping sickness disease parasite is the

A. Cockroach
B. Mosquito
C. Black fly
D. Tse-tse fly

Question 49:

• WAEC 2007

Which of the following bacteria lives in the root nodules of leguminous plants?

A. Azotobacter
B. Nitrobacter
C. Rhizobium
D. Nitrosomonas

Question 50:

• WAEC 2007

Endangered species are organisms that ought to be

A. Hunted
B. Killed
C. Poached
D. Protected