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 161:
In the diagram, the eye defect illustrated is
Options:
A) myopia
B) hypermetropia
C) astigmaism
D) cataract
Show Answer
The correct answer is B .
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Question 162: In most true ferns sporangia are grouped into
Options:
A) indusium
B) fronds
C) prothalli
D) sari
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The correct answer is D .
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Question 163:
The part labeled III in the above diagram is
Options:
A) Root
B) Gills
C) Hyphae
D) Rhizoids
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The correct answer is C .
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Question 164:
Use the diagram above to answer this question.
If the dogs are offspring of a monohybrid cross and the gene G for grey head is dominant cross over its allele g, the individual whose genotype is likely to be gg is
Options:
A) ll
B) l
C) IV
D) lll
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The correct answer is B .
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Question 165:
The experimental set-up can be used to demonstrate that
Options:
A) light is necessary for photosynthesis
B) oxygen is necessary for photosynthesis
C) photosynthesis occurs in the leaves of plants
D) carbon (IV) oxide is necessary for photosynthesis
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The correct answer is D .
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Question 166: The smallest living organism which share the characteristics of both living and non-living matter are
Options:
A) bacteria
B) fungi
C) viruses
D) protozoa
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The correct answer is C .
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Question 167: An insect whose economic importance is both harmful and beneficial is the
Options:
A) Tsetsefly
B) Blackfly
C) Mosquito
D) Butterfly
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The correct answer is D .
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Question 168: The association in which one member benefits and the other is relatively unaffected by the interaction is termed
Options:
A) symbiosis
B) parasitism
C) commensalism
D) mutualism
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The correct answer is C .
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Question 169: A health condition that is known to have resulted from gene mutation is
Options:
A) haemophilia
B) colour blindness
C) sickle-cell anaemia
D) anaemia
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The correct answer is C .
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Question 170: Plants that grow in an area that is neither too wet nor too dry are
Options:
A) xerophytes
B) mesophytes
C) epiphytes
D) hydrophytes
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The correct answer is B .