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 311: The specific number of chromosomes in each somatic cell is represented by
Options:
A) 2N
B) 23
C) 2N
D) N
Show Answer
The correct answer is C .
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Question 312: Mammals are capable of producing hypertonic urine mainly because of re-absorption in the
Options:
A) Bowmans capsule
B) Urethra
C) Ureter
D) Loop of henle
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The correct answer is D .
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Question 313: The following are methods of soil conservation EXCEPT
Options:
A) contour terracing
B) strip cropping
C) contour ploughing
D) mixed grazing
Show Answer
The correct answer is D .
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Question 314: 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 315: The following are kidney diseases except
Options:
A) diuresis
B) hepatitis
C) nephritis
D) oedema
Show Answer
The correct answer is B .
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Question 316: In which of the following groups of vertebrates is parental care mostly exhibited ?
Options:
A) Reptilia
B) Amphibia
C) Aves
D) Mammalia
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The correct answer is D .
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Question 317: Coelom is absent in the class of animals termed
Options:
A) mollusca
B) reptilia
C) arthropoda
D) coelenterata
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The correct answer is D .
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Question 318: In which of the following plants is swollen shoot disease common?
Options:
A) Groundnut
B) cocoa
C) Corn
D) Cotton
E) Rubber
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The correct answer is B .
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Question 319:
In the digestive system, absorption of nutrient into the blood takes place in the part labelled
Options:
A) 1
B) 2
C) 3
D) 4
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The correct answer is C .
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Question 320: Which of the following diseases could be exclusively associated with river basin?
Options:
A) Malaria
B) Syphilis
C) Onchocerciasis
D) Cholera
E) Poliomyelitis
Show Answer
The correct answer is C .