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Biology
WAEC / WASSCE 2017
Population Ecology, Habitats & Conservation
A good site for secondary succession would be
A
a sand dune
B
a bare rock
C
a land that has just had forest fire
D
a stretch of barren land
medium Difficulty
Verified Correct Answer: Option C
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option C.
Source: Myschool Past Questions Archive (Record #48577)
Biology
WAEC / WASSCE 2017
Population Ecology, Habitats & Conservation
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
medium Difficulty
Verified Correct Answer: Option A
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option A.
Source: Myschool Past Questions Archive (Record #48579)
Biology
WAEC / WASSCE 2017
Basic Ecological Concepts, Ecosystems & Biomes
The natural dwelling place of an organism is called its
A
ecological niche
B
habitat
C
population
D
environment
medium Difficulty
Verified Correct Answer: Option B
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option B.
Source: Myschool Past Questions Archive (Record #48580)
Biology
WAEC / WASSCE 2017
Population Ecology, Habitats & Conservation
Which of the following ecological factors will result in food shortage?
A
Drought
B
Low rate of reproduction
C
Emigration
D
Topography
medium Difficulty
Verified Correct Answer: Option A
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option A.
Source: Myschool Past Questions Archive (Record #48581)
Biology
WAEC / WASSCE 2017
Variety of Organisms & Classification of Living Things
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
medium Difficulty
Verified Correct Answer: Option A
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option A.
Source: Myschool Past Questions Archive (Record #48582)
Biology
WAEC / WASSCE 2017
Variety of Organisms & Classification of Living Things
Which of the following groups of organisms do not have members that can be called autotrophs?
A
Protists
B
Mosses
C
Chlorophyta
D
Fungi
medium Difficulty
Verified Correct Answer: Option D
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option D.
Source: Myschool Past Questions Archive (Record #48583)
Biology
WAEC / WASSCE 2017
Basic Ecological Concepts, Ecosystems & Biomes
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
medium Difficulty
Verified Correct Answer: Option B
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option B.
Source: Myschool Past Questions Archive (Record #48584)
Biology
WAEC / WASSCE 2017
Variety of Organisms & Classification of Living Things
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
medium Difficulty
Verified Correct Answer: Option B
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option B.
Source: Myschool Past Questions Archive (Record #48585)
Biology
WAEC / WASSCE 2017
Population Ecology, Habitats & Conservation
Which of the following materials is not easily biodegradable?
A
Polythene bag
B
Cotton bag
C
Hides and Skin bag
D
Paper bag
medium Difficulty
Verified Correct Answer: Option A
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option A.
Source: Myschool Past Questions Archive (Record #48586)
Biology
WAEC / WASSCE 2017
Nutrition in Plants & Animals (Photosynthesis & Food Substances)
Which of the following processes are associated with photosynthesis? I. Energy from sunlight is absorbed II. Carbon dioxide is evolved III. Oxygen is given off IV. Glucose is synthesized
A
I and II only
B
I, II and IV only
C
I, III and IV only
D
I, II, III and IV
medium Difficulty
Verified Correct Answer: Option C
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option C.
Source: Myschool Past Questions Archive (Record #48571)
Biology
WAEC / WASSCE 2017
Cell Structure, Organization & Cell Division
Which of the following function is associated with calcium in plants? Formation of
A
cell wall
B
ribosomes
C
proteins
D
cell membrane
medium Difficulty
Verified Correct Answer: Option A
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option A.
Source: Myschool Past Questions Archive (Record #48572)
Biology
WAEC / WASSCE 2017
Digestive System & Feeding Mechanisms
Diagram
The diagram above shows the dentition of an organism. What organism is this?
Attached Figure / Diagram
A
rabbit
B
cat
C
frog
D
man
medium Difficulty
Verified Correct Answer: Option D
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option D.
Source: Myschool Past Questions Archive (Record #48573)
Biology
WAEC / WASSCE 2017
Digestive System & Feeding Mechanisms
Diagram
Solution
The diagrams below show the dentition of an organism. The function of the teeth labelled X is for
Attached Figure / Diagram
A
biting and grasping
B
chewing and grinding
C
tearing and grasping
D
chewing and tearing
medium Difficulty
Verified Correct Answer: Option C
Biological Concept & Syllabus Guide
-Canines are effectively the corners of the mouth and perform the function of ripping and tearing food.
- meant for ripping and tearing food.
Source: Myschool Past Questions Archive (Record #48574)
Biology
WAEC / WASSCE 2017
Digestive System & Feeding Mechanisms
Diagram
The teeth which are absent in the young of the organism whose dentition is shown above is labelled
Attached Figure / Diagram
A
W
B
X
C
Y
D
Z
medium Difficulty
Verified Correct Answer: Option D
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option D.
Source: Myschool Past Questions Archive (Record #48575)
Biology
WAEC / WASSCE 2017
Nutrition in Plants & Animals (Photosynthesis & Food Substances)
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
medium Difficulty
Verified Correct Answer: Option B
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option B.
Source: Myschool Past Questions Archive (Record #48587)