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Biology
WAEC / WASSCE 2016
Digestive System & Feeding Mechanisms
Solution
The function of the villi in the alimentary canal is to
A
secrete gastric juice
B
Curdle milk
C
emulsify fat
D
increase the surface area for absorption
medium Difficulty
Verified Correct Answer: Option D
Biological Concept & Syllabus Guide
The villi are tiny, finger-like projections located on the inner lining of the small intestine. Their primary function is to vastly increase the available surface area of the intestinal wall, which allows for more efficient and rapid absorption of digested nutrients into the bloodstream and lymphatic system.
Source: Myschool Past Questions Archive (Record #45174)
Biology
WAEC / WASSCE 2016
Digestive System & Feeding Mechanisms
Which of the following structures is not an organ of the disgestive system?
A
Oesophagus
B
Pancreas
C
Stomach
D
Kidney
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 #45178)
Biology
WAEC / WASSCE 2016
Basic Ecological Concepts, Ecosystems & Biomes
In ecology, a community refers to
A
a number of individuals of a given species
B
groups of different organisms living in a habitat
C
existing species in an abandoned farmland
D
the dominant species in a habitat
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 #45179)
Biology
WAEC / WASSCE 2016
Basic Ecological Concepts, Ecosystems & Biomes
The direction wind is determined by
A
an anemometer
B
a Secchi disc
C
a wind vane
D
a barometer
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 #45180)
Biology
WAEC / WASSCE 2016
Variety of Organisms & Classification of Living Things
Food webs are complex because
A
the number of producers are large
B
many animals feed directly on producers
C
they include primary, secondary and tertiary consumers
D
some animals form part of several food chains
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 #45181)
Biology
WAEC / WASSCE 2016
Adaptation & Evolution
Special modification which enable an organism to survive in its habitat is known as.
A
adaptation
B
tolerance
C
mimicry
D
colouration
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 #45182)
Biology
WAEC / WASSCE 2016
Nutrition in Plants & Animals (Photosynthesis & Food Substances)
Which of the following relationships does not involve two organisms?
A
Commensalism
B
Saprophitism
C
Symbiosis
D
Parasitism
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 #45183)
Biology
WAEC / WASSCE 2016
Population Ecology, Habitats & Conservation
Overcrowding in a population does not result in
A
death
B
commensalism
C
competition
D
migration
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 #45184)
Biology
WAEC / WASSCE 2016
Variety of Organisms & Classification of Living Things
A pandemic is an outbreak of disease that
A
is confined to a town
B
is wide spread
C
will not spread
D
has limited spread
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 #45186)
Biology
WAEC / WASSCE 2016
Population Ecology, Habitats & Conservation
The rational and prudent use of natural resources is known as
A
presrevation
B
conservation
C
utilization
D
management
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 #45187)
Biology
WAEC / WASSCE 2016
Variety of Organisms & Classification of Living Things
Which of the following natural resources cannot be conserved?
A
soil
B
water
C
wildlife
D
air
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 #45189)
Biology
WAEC / WASSCE 2016
Population Ecology, Habitats & Conservation
Which of the following actions supports conservation? To
A
protect endangered species
B
preserve trees for timber
C
permit hunting activities
D
provide income for the government
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 #45191)
Biology
WAEC / WASSCE 2016
Variation & Genetics (Heredity)
A noticeable physical appearance of individuals of the same species is called
A
physical variation
B
morphological variation
C
physiological variation
D
discontinuous variation
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 #45193)
Biology
WAEC / WASSCE 2016
Adaptation & Evolution
A blend of inherited and acquired characteristics shows
A
variation
B
inheritance
C
evolution
D
heredity
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 #45194)
Biology
WAEC / WASSCE 2016
Variation & Genetics (Heredity)
A sick baby was successfully transfused with blood from the father who has blood group AB.
What is the group of the the sick baby?
A
A
B
B
C
AB
D
O
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 #45197)