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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.

2,572 questions JAMB 2572 WAEC 2099 NECO 351 CUSTOM 10
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Past Questions

2,572 questions
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Question 1 of 20 2,572 total questions
Question 961
jamb 1991
Which of the following are non-green plants?
AEuglena
BFungi
CSpirogyra
DAngiosperms
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Question 962
jamb 1991
Angiosperms and gymnosperms belong to the plants group known as
Aschizophyta
Bbryophyta
Cpteridophyta
Dspermatophyta
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Question 963
jamb 1991

The structure labelled 5 is used for

Aprotein synthesis
Benergy production
Csecretion
Dexcretion
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Question 964
jamb 1991

Which of the following structure is associated with aerobic respiration?

A1
B2
C3
D4
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Question 965
jamb 1990

In a saprophyte, sex organs are produced in the

AGamotrophyte
BRhizoid
CProtonema
DSporopyte
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Question 966
jamb 1990
In a reflex action, impulse flows from
A1 to 2
B2 to 1
C4 to 1
D4 to 2
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Question 967
jamb 1990
All the cell bodies in the spinal cord are found in
A1
B2
C3
D4
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Question 968
jamb 1990

If the blood is too concentrated, more water is absorbed from?

A5
B4
C3
D1
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Question 969
jamb 1990
Which structure is the glomerulus?
A5
B3
C2
D1
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Question 970
jamb 1990
Free nitrogen is released to the atmosphere by
ANitrogen-fixing bacteria
Bnitrifying bacteria
Cdenitrifying bacteria
Dsaprophytic bacteria
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Question 971
jamb 1990

What do bacteria in root nodules derive from the host plant?

AProtection and minerals
BWater and minerals
CCarbonhydrates and water
DProtection and carbohydrates
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Question 972
jamb 1990

An acidic soil can be improved upon by

Asedimentation
Bleaching
Cflocculation
Dwatering
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Question 973
jamb 1990
Which of the following constitute pollution?
ADroppings from birds
Bloud disco sound
CA pack of cigarettes
DRefuse in an incinerator
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Question 974
jamb 1990
Which set of disease is spread mainly by insect vectors?
ACholera, tenia and gonorrhoea
BPoliomyelitis, tuberculosis and syphilis
CCholera, malaria and tuberculosis
DMalaria, cholera and river blindness
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Question 975
jamb 1990
Physiological adaptation to very dry condition in animals is called
Ahibernation
Baestivation
Crejuvenation
Dxeromorphism
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Question 976
jamb 1990
The salinity of a brackish enviroment
Aincreases immediately after rain
Bincrease at the end of rainy season
CDecrease with increase in micro-organisms
Dincrease during dry season
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Question 977
jamb 1990
which of the organisms will have the lowest population in an ecosystem?
AHawk
BCowpea
CPraying mantis
DMouse
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Question 978
jamb 1990
Which of the following is an omnivore?
APraying mantis
BHawk
CMouse
DGrasshopper
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Question 979
jamb 1990
In a savanna ecosystem the abiotic factors include
Alegumes, temperature and sandy soil
Bwater, temperature and soil
Cminerals, oxygen and reptiles
Dwater, soil and grasses
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Question 980
jamb 1990

Haemophilia results from the mutation of the genes

Ain the sex chromosome
Bwhich control skin colour
Cwhich control the mechanism for blood-clotting
Dwhich control the formation of haemoglobin
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