2017 - WAEC Biology Past Questions and Answers - page 4
31
The natural dwelling place of an organism is called its
A
ecological niche
B
habitat
C
population
D
environment
32
Which of the following ecological factors will result in food shortage?
A
Drought
B
Low rate of reproduction
C
Emigration
D
Topography
33
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
34
Which of the following groups of organisms do not have members that can be called autotrophs?
A
Protists
B
Mosses
C
Chlorophyta
D
Fungi
35
Which of the following pyramids gives the most accurate picture of the relationships between at the various trophic levels in a food chain? A pyramid of
A
numbers
B
energy
C
biomass
D
size
36
Which of the following statements is not associated with pyramids of energy?
A
Efficiency of energy transfer between trophic levels can be studied
B
Comparisons of pyramids for different ecosystems can be made
C
More accurate comparisons of trophic levels
D
Representation of numbers of organisms at different trophic levels
37
Which of the following materials is not easily biodegradable?
A
Polythene bag
B
Cotton bag
C
Hides and Skin bag
D
Paper bag
38
Which of the following pairs of organisms is in a mutualistic relationship?
A
Hydra and Sea anemone
B
Hermit crab and Sea anemone
C
Dodder plant and Cocoa plant
D
Mistletoe and Kolanut
39
The establishment of game reserves and parks is a method of
A
conserving natural resources
B
cultivating game
C
controlling pollution
D
cultural awareness
40
Which of the following practices is not used in conserving water?
A
Afforestation
B
Damming
C
Deforestation
D
Reforestation
Loading lesson…