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
Question 1 of 20 2,572 total questions
Question 641
jamb 2004

The process of pollination involves the transfer of pollens from

AII to III
BIV to I
CI to II
DIII to IV
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Question 642
jamb 2004

An evidence of the relationship between living organisms and their extinct relatives can best be obtained from

Aembryology
Bcomparative anatomy
Ccomparative physiology
Dpalaeontology
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Question 643
jamb 2004

The spots and stripes of the leopard and tiger are example of

Acryptic colouration
Bwarning colouration
Cdisruptive colouration
Dcounter shading
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Question 644
jamb 2004

Rodents gnaw on food with their

Amolar teeth
Bstrong jaws
Cflat-ridged teeth
Dchisel - like front teeth
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Question 645
jamb 2004

Plants survive hot dry conditions by

Astoring water in large parenchyma cells
Bproducing numerous leaves
Chaving numerous stomata
Dhaving evergreen leaves
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Question 646
jamb 2004

Which of the following is an example of intraspecific competition?

Aa lizard and an ant-eater chasing an insect
Ba worker termite and a soldier in a limited space.
Ca hawk and an eagle targeting the same chicken
Dyam and potato shots growing out through the same window
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Question 647
jamb 2004

Sex - linked genes are located on

AY - chromosomes
BX - and Y - chromosomes
Chomologous chromosome
DX - chromosome
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Question 648
jamb 2004

Identical twins inherit their genes from

Adifferent eggs and sperms
Bthe same egg and sperm
Ctwo eggs and a sperm
Done egg and two sperms
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Question 649
jamb 2004

In a Mendelian cross of red and white varieties of the four O"clock plants, the F1 generation expresses incomplete dominance by having flower which are

Awhite
Bred
Cpink
Dmulticoloured
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Question 650
jamb 2004

Paternity dispute can most accurately be resolved through the use of

AFinger printing
Bblood group typing
CDNA analysis
Dtongue-rolling
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Question 651
jamb 2004

A farm practice that result in the loss of soil fertility is

Amixed farming
Bbush fallowing
Cshifting cultivation
Dcontinous cropping
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Question 652
jamb 2004

The soil type that will be most difficult to plough in a wet season is one that is

Aloamy
Bclayey
Csandy
Dsilty
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Question 653
jamb 2004

The scarcity of food causes a sudden decrease in population size by

Adecreasing the reproductive rate
Bbringing about immigration
Craising the mortalility rate
Dminimizing the rate of competition
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Question 654
jamb 2004

A state in Nigeria that is most susceptible to desert encroachment is

AKwara
BTaraba
CKaduna
DKatsina
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Question 655
jamb 2004

One of the adaptation of reptile to water loss is the presence of

Akeratinous scale
Bclaws on limbs
Clong tails
Dlong sticky tongues
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Question 656
jamb 2004

The progressive loss of energy at each level in a food chain leads to

Aan increase in biomas at each successive level
Ba decrease in biomass at each successive level
Can increase in the number of organism at each successive level
Dan increase in the total number of organisms at each successive level
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Question 657
jamb 2004

The association between termites and the cellulose - digesting protozoans in their guts is an example of

Asaprophytism
Bmutualism
Cparasitism
Dcommensalism
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Question 658
jamb 2004
Ecological Zone Temperature (oC) Rainfall (mm)
I 45 300
II 32 2000
III 30 2200
IV 15 800


From the table above which of the zones is likely to be desert?

AI
BII
CIII
DIV
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Question 659
jamb 2004

Ecological Zone

Temperature (ºC)

Rainfall (mm)

I

45 300
II 32 2000
III 30 2200
IV 15 800


From the table above high relative humidity will be expected in zones

AI and III
BI and IV
CII and III
DII and IV
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Question 660
jamb 2004

A caterpillar and an aphid living in different parts of the same plant can be said to

Aoccupy the same ecological niche
Bbe in different habitat
Coccupy different ecological niche
Dbe in the same microhabitats
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