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Biology
JAMB 2012
Biology 2012 JAMB Past Questions
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Question Type:
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Objective
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Topics:
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Science of Living Things
Classification or Organisation of Life
Cell 1 : Living Unit - Structure
Cell 2 : Properties and Functions
Basic Ecological Concepts
Functioning Ecosystem
Ecological Management
Ecology of Population
Aquatic and Terrestrial Habitat
Introduction to Micro-Organisms
Micro-Organisms and Health
Nutrition / Photosynthesis / Food substances
Feeding Mechanism / Digestive System
Transport System and Mechanism
Gaseous Exchange / Respiratory System
Sexual Reproduction: System / Behaviours
Development of New Organisms / Fruits
Regulation of the Internal Environment
Nervous Coordination
Sensory Receptors and Organs
Variations / Adaptation for Survival / Evolution
Genetics: The Science of Heredity
Excretory Systems and Mechanisms
Supporting systems and Mechanisms
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26
The most likely first colonizers of a bare rock are
A.
mosses
B.
ferns
C.
lichen
D.
fungi
View Answer & Discuss (3)
JAMB 2012
27
The carrying capacity of a habitat is reached when the population growth begins to
A.
increase slowly
B.
increase exponentially
C.
slow down
D.
remain steady
View Answer & Discuss (6)
JAMB 2012
28
The abiotic factors that control human population include
A.
disease and famine
B.
space and rainfall
C.
flooding and earthquake
D.
temperature and disease
View Answer & Discuss (10)
JAMB 2012
29
An indigenous method of renewing and maintaining soil fertility is by
A.
clearing farms by burning
B.
planting one crop type
C.
adding inorganic fertilizers yearly
D.
crop rotation and shifting cultivation
View Answer & Discuss (1)
JAMB 2012
30
The diseases caused by water-borne pathogens include
A.
gonorrhoea and poliomyelitis
B.
typhoid and syphilis
C.
tuberculosis and cholera
D.
typhoid and cholera
View Answer & Discuss (2)
JAMB 2012
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