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Biology
WAEC / WASSCE 2005
Basic Ecological Concepts, Ecosystems & Biomes
Possession of strong adhesives is a feature of animals living in/on
A
sandy beaches
B
rocky shores
C
benthic zones
D
deserts
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 #20786)
Biology
WAEC / WASSCE 2005
Basic Ecological Concepts, Ecosystems & Biomes
A stable self-sustaining environment produced by an interaction between the biotic and abiotic components is best described as
A
a niche
B
a community
C
an ecosystem
D
a habitat
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 #20787)
Biology
WAEC / WASSCE 2005
Basic Ecological Concepts, Ecosystems & Biomes
Which of the following factors is not associated with aquatic habitats?
A
Salinity
B
Turbidity
C
Temperature
D
Edaphic
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 #20788)
Biology
WAEC / WASSCE 2005
Basic Ecological Concepts, Ecosystems & Biomes
Which of the following instruments is used to measure the speed of a stream?
A
Simple float
B
Secchi disc
C
Quadrat frame
D
Rain gauge
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 #20789)
Biology
WAEC / WASSCE 2005
Basic Ecological Concepts, Ecosystems & Biomes
In an ecosystem the organism which changes light energy into stored chemical energy is the
A
consumer
B
decomposer
C
producer
D
carnivore
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 #20790)
Biology
WAEC / WASSCE 2005
Variety of Organisms & Classification of Living Things
Which of the following processes does not contribute to the maintenance of the nitrogen content of the soil?
A
Decomposition
B
Denitrification
C
Nitrification
D
Nitrogen fixation
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 #20791)
Biology
WAEC / WASSCE 2005
Digestive System & Feeding Mechanisms
Which of the following organisms is well adapted for fluid feeding?
A
Cockroach
B
Mosquito
C
Grasshopper
D
Ants
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 #20794)
Biology
WAEC / WASSCE 2005
Population Ecology, Habitats & Conservation
The density-dependent factors that operate to regulate a population size may include the following except
A
shortage of food supply
B
fire outbreak
C
spread of diseases
D
increased competition
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 #20795)
Biology
WAEC / WASSCE 2005
Growth, Micro-organisms & Public Health
Which of the following infections is unlikely to respond to antibiotic treatment?
A
Typhoid fever
B
Ring worm
C
Measles
D
Tetanus
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 #20796)
Biology
WAEC / WASSCE 2005
Variety of Organisms & Classification of Living Things
Algal bloom depletes oxygen content of bodies of water polluted by
A
industrial effluents
B
thermal plant discharge
C
raw sewage disposal
D
crude oil spillage
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 #20797)
Biology
WAEC / WASSCE 2005
Population Ecology, Habitats & Conservation
Conservation of wild life is necessary mainly because
A
wild species cannot resist disease better than their domesticated species
B
many predator wild animals help in control of pests
C
many people derive pleasure from observing wild animals
D
it helps to prevent extinction of species
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 #20798)
Biology
WAEC / WASSCE 2005
Population Ecology, Habitats & Conservation
Which of the following is not a means of conservation?
A
Controlling excessive deforestation
B
Prevention of poaching
C
Replacing harvested mature trees with seedlings
D
Burning of vegetation before cropping
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 #20800)
Biology
WAEC / WASSCE 2005
Variation & Genetics (Heredity)
Which of the following statements about mutation is true?
A
The genotype is not affected
B
The genotype is affected
C
The phenotype is not affected
D
It cannot be induced by artificial means
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 #20801)
Biology
WAEC / WASSCE 2005
Variety of Organisms & Classification of Living Things
Variation which exhibits a wide range from one extreme to the other with very little difference between the intermediates is described as
A
phenotypic
B
discontinuous
C
continuous
D
genotypic
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 #20802)
Biology
WAEC / WASSCE 2005
Variation & Genetics (Heredity)
Solution
Which of the following is an example of physiological variation?
A
Blood groups
B
Skin colour
C
Finger prints
D
Human height
medium Difficulty
Verified Correct Answer: Option A
Biological Concept & Syllabus Guide
Physiological variation refers to the differences in the ways individuals of the same species behave or react to conditions in their environment. In other words, it relates to the functioning of the body. Examples include; Behaviour, ability to roll the tongue, ability to taste a chemical substance called PTC, differences in Blood group etc
Source: Myschool Past Questions Archive (Record #20803)