Waec Biology 2017 Past Questions and Answers

Question 31:

• WAEC 2017

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

A. Bell-shaped curve
B. Linear curve
C. Sigmoid curve
D. Skewed curve

Question 32:

• WAEC 2017

The natural dwelling place of an organism is called its

A. Ecological niche
B. Habitat
C. Population
D. Environment

Question 33:

• WAEC 2017

Which of the following ecological factors will result in food shortage?

A. Drought
B. Low rate of reproduction
C. Emigration
D. Topography

Question 34:

• WAEC 2017

Soil permeability refers to

A. How easily water passes through the soil
B. The proportion of air in the soil
C. The proportion of water the soil holds
D. How well water rises up the soil

Question 35:

• WAEC 2017

Which of the following groups of organisms do not have members that can be called autotrophs?

A. Protists
B. Mosses
C. Chlorophyta
D. Fungi