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 141: An example of an endospermous seed is
Options:
A) maize gain
B) cashew nut
C) cotton seed
D) been seed
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The correct answer is A .
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Question 142:
Which of the following pairs of scientists discovered the Rhesis factor in human blood?
Options:
A) Hooke and Lavine
B) Darwin and Landsteiner
C) Landsteiner and Lavine
D) Hooke and Darwin
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The correct answer is C .
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Question 143:
The most important plant hormone is
Options:
A) cytokinin
B) abscisic acid
C) auxin
D) gibberellin
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The correct answer is C .
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Question 144:
Ecology is best defined as the study of
Options:
A) The characteristics of an environment
B) The inter-relationship between living organisms and the environment
C) Living organisms in a particular area
D) The habitats and wild life
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The correct answer is B .
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Question 145:
Use the diagram to answer the question that follows:
The part labelled I is the ________
Options:
A) carpel
B) sepal
C) petal
D) stamen
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The correct answer is D .
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Question 146:
Use the diagram above to answer this question. The part responsible for photosynthesis is labelled
Options:
A) III
B) IV
C) I
D) II
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The correct answer is A .
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Question 147: An evidence of the relationship between living organisms and their extinct relatives can best be obtained from
Options:
A) embryology
B) comparative anatomy
C) comparative physiology
D) palaeontology
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The correct answer is D .
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Question 148:
Given the equation:
6CO2 + 6H2O → C6H12O6 + 6O2 {Under sunlight & Chlorophyll)The process represented by the above equation is
Options:
A) proteinsynthesis
B) respiration
C) photosynthesis
D) transpiration
E) translocation
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The correct answer is C .
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Question 149:
The greatest influence on a stable ecosystem in nature is exerted by
Options:
A) man
B) pollution
C) animals
D) rainfall
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The correct answer is A .
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Question 150: Th order in which organic evolution has progressed in plants is
Options:
A) thallophyta, schizophyta, bryophyta, pteridophyta and spermatophyta
B) schizophyta, thallophyta, bryophyta, pteridophyta and spermatophyta
C) pteridophyta, spermatophyta, thallophyta, schizophyta and bryophyta
D) bryophyta, pteridophyta, spermatphyta, thallophyta and schizophyta
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The correct answer is B .