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Biology Past Questions

Study and practice Biology past questions with answers and detailed explanations. Then test your knowledge using our interactive CBT practice platform and prepare confidently for your upcoming examinations.

100 questions JAMB 2572 WAEC 2099 NECO 351 CUSTOM 10
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Past Questions

100 questions
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Question 1 of 20 100 total questions
Question 11
waec 2016
A noticeable physical appearance of individuals of the same species is called
Aphysical variation
Bmorphological variation
Cphysiological variation
Ddiscontinuous variation
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Question 12
waec 2016
Which of the following actions supports conservation? To
Aprotect endangered species
Bpreserve trees for timber
Cpermit hunting activities
Dprovide income for the government
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Question 13
waec 2016
Which of the following natural resources cannot be conserved?
Asoil
Bwater
Cwildlife
Dair
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Question 14
waec 2016
The rational and prudent use of natural resources is known as
Apresrevation
Bconservation
Cutilization
Dmanagement
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Question 15
waec 2016
A pandemic is an outbreak of disease that
Ais confined to a town
Bis wide spread
Cwill not spread
Dhas limited spread
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Question 16
waec 2016
Overcrowding in a population does not result in
Adeath
Bcommensalism
Ccompetition
Dmigration
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Question 17
waec 2016
Which of the following relationships does not involve two organisms?
ACommensalism
BSaprophitism
CSymbiosis
DParasitism
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Question 18
waec 2016
Special modification which enable an organism to survive in its habitat is known as.
Aadaptation
Btolerance
Cmimicry
Dcolouration
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Question 19
waec 2016
Food webs are complex because
Athe number of producers are large
Bmany animals feed directly on producers
Cthey include primary, secondary and tertiary consumers
Dsome animals form part of several food chains
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Question 20
waec 2016
The direction wind is determined by
Aan anemometer
Ba Secchi disc
Ca wind vane
Da barometer
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Question 21
waec 2016
In ecology, a community refers to
Aa number of individuals of a given species
Bgroups of different organisms living in a habitat
Cexisting species in an abandoned farmland
Dthe dominant species in a habitat
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Question 22
waec 2016
Which of the following structures is not an organ of the disgestive system?
AOesophagus
BPancreas
CStomach
DKidney
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Question 23
waec 2016

The function of the villi in the alimentary canal is to

Asecrete gastric juice
BCurdle milk
Cemulsify fat
Dincrease the surface area for absorption
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Question 24
waec 2016
The function of the villi in the alimentary canal is to
Asecrete gastric juice
BCurdle milk
Cemulsify fat
Dincrease the surface area for absorption
View Explanation & Discuss
Question 25
waec 2016
The function of the villi in the alimentary canal is to
Asecrete gastric juice
BCurdle milk
Cemulsify fat
Dincrease the surface area for absorption
View Explanation & Discuss
Question 26
waec 2016
The function of the villi in the alimentary canal is to
Asecrete gastric juice
BCurdle milk
Cemulsify fat
Dincrease the surface area for absorption
View Explanation & Discuss
Question 27
waec 2016
The association between two organisms in which one of the organisms gains and the other loses is referred to as
Asaprophytism
Bcommensalism
Cmutualism
Dparasitism
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Question 28
waec 2016
In which of the plant tissues are guard cells located?
AEpidemis
BMesophyII
CVascular bundles
DMeristems
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Question 29
waec 2016

The steps below are involved in the testing of a leaf for starch. Study them carefully and answer the question:

I. Decolorize them

II. Dip decolorized leaf in warm water

III. Place leaf in boiling water

IV. Add iodine solution

The best time to pluck the leaf for the experiment is?

Aafter being exposed to sunlight
Bthree hours after sunset
Cbefore sunrise
Dsix hours after sunset
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Question 30
waec 2016
The best time to pluck the leaf for the experiment is
Aafter being exposed to sunlight
Bthree hours after sunset
Cbefore sunrise
Dsix hours after sunset
View Explanation & Discuss
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