Biology is the study of life and living things. It can be divided into different areas that look at the structure, function, anatomy, and behavior of organisms.
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Question 151: The theory of natural selection was postulated by
Options:
A) Gregor Mendel
B) Matthias Schleiden
C) Charles Darwin
D) Robert Hook
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The correct answer is C .
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Question 152: The mammalian organ through which nourishment and oxygen diffuse into a developing embryo is called
Options:
A) Amnion
B) Chorion
C) Umbilical cord
D) Oviduct
E) Placenta
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The correct answer is E .
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Question 153:
The appendicular skeleton is made up of the
Options:
A) limbs
B) skull and limbs
C) phalanges
D) ulna and radius
E) girdles and limbs
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The correct answer is E .
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Question 154: In which of the following groups of animals is the malpighian tubule found?
Options:
A) Lizards, snakes and frogs
B) Crickets, houseflies and grasshoppers
C) Millipedes, centipedes and scorpions
D) earthworms, roundworms and flatworms
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The correct answer is B .
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Question 155: In the reproduction of mosses, water is essential because
Options:
A) they live in moist habitats
B) they cannnot reproduce without water
C) the male ganetes must swim to fertilize the ovum
D) they produce spores
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The correct answer is C .
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Question 156: The construction of dams may lead to an increase in the prevalence of
Options:
A) typhoid fever, measles and yellow fever
B) tuberculosis, leprosy and trypanosomiasis
C) guinea worm, malaria and tuberculosis
D) malaria, bilharziasis and onchocerciasis
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The correct answer is D .
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Question 157: Which of these statements is NOT true of insects?
Options:
A) They are anthropods
B) Their body is divide into three distinct regions of head, thorax and abdomen
C) Their thorax comprises three segments, only two of which bear a pair of appendages each
D) Respiration is by means of trachea
E) They undergo metamorphosis
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The correct answer is C .
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Question 158:

Use the diagram above to answer this question.
Which of the following is a true feature of plantation ll?
Options:
A) it has the highest number of trees of about 2m high.
B) it has highest number of trees
C) it has the highest number of tall trees
D) the height of all its trees range between 2m and 6m
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The correct answer is A .
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Question 159: Fibrinogen and prothrombin play important roles in the
Options:
A) deamination of proteins
B) clotting of blood
C) detoxication of substances
D) storage of vitamins
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The correct answer is B .
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Question 160: One common feature of the fungi, algae, mosses and ferns is that they
Options:
A) are photosynthetic
B) show alternation of generation
C) reproduce by means of conjugation
D) can survive dry conditions
E) have no seeds
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The correct answer is E .