Biology Past Questions

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5,032 questions JAMB 2572 WAEC 2099 NECO 351 CUSTOM 10
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Past Questions

5,032 questions
Question 1 of 20 5,032 total questions
Question 371
jamb 2020

The smallest living organism which share the characteristics of both living and non-living matter are

Abacteria
Bfungi
Cviruses
Dprotozoa
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Question 372
jamb 2020

Which of the following instruments is NOT used in measuring abiotic factors in any habitat?

Amicroscope
Bthermometer
Chygrometer
Dwindvane
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Question 373
jamb 2020

What is the term used to describe biotic and abiotic factors in the environment of the organism?

Ahabitat
Bbiome
Cecosystem
Decological niche
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Question 374
jamb 2020

The bright colours of the comb and feathers in the peacock are for?

Asex differentiation
Bbeauty
Ccourtship
Ddefence
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Question 375
jamb 2020

The butterfly is of great economic importance because

Aof it's use in scientific studies
Bit sucks nectar from flowers
Cit adds to the beauty of the environment
Dit pollinates flowers of crops and other plants
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Question 376
jamb 2020

The villus in the small intestine is significant because

AIncreases the surface area for absorption
Bincreases the surface area for digestion
Cassists in mixing digested food
Dassists in filtering undigested food
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Question 377
jamb 2020

In which of the following does external fertilization take place?

Atoad
Blizard
Cbird
Dcockroach
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Question 378
jamb 2020

The function of ribosome in cells is

Aprotein synthesis
Bstarch synthesis
Ctransport of material
Dlipid storage
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Question 379
jamb 2020

The hypha of rhizopus is said to be non-septate because it

Adoes not contain chloropyll
Bhas no cross wall
Cis vacuoled
Dstores oil globus
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Question 380
jamb 2020

Epiphytes growing on the branches of trees provide an example of the relationship known as?

Aparasitism
Bcommensalism
Csaprophytism
Dholophytism
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Question 381
jamb 2020

In an agricultural ecosystem, the biotic component consist of

Acrops, pests and beneficial insects
Bcrops, temperature and humidity
Cpests, beneficial insects and water
Dcrops, water and soil
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Question 382
jamb 2020

Deamination occurs in the?

 

AKidney
BPancreas
CSpleen
DLiver
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Question 383
jamb 2020

The hormone which regulates the amount of glucose in the blood is called?

AAdrenalin
BAuxin
CInsulin
DThyroxine
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Question 384
waec 2019

The biological importance of the dance by the worker honeybee is that it___________

Aacts as a signal for mating
Bserves as a warning signal
Csignals the availability of food
Dserves as a means of identifying members of the caste
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Question 385
waec 2019

The yellow and black stripes on the body of wasps is an example of________

Amimicry
Bcourtship behaviour
Ccamouflage
Dwarning colouration
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Question 386
waec 2019

The cross between RrTt and rrtt where R is a gene for red colour and T for tallness will result in______

Aall the offspring being tall with red fruits
B25 % tall with red fruits
C50 % tall with red fruits
D75 % tall with red fruits
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Question 387
waec 2019

A man whose blood group is heterozygous B is married to a woman whose blood up is also heterozygous B

Which of the following statements is correct about the blood group of their four offspring?

AThree of them belong to blood group B
BThree of them belong to blood group O
CNone of them belongs to blood group O
DTwo of them belong to blood group B
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Question 388
waec 2019

In a complete dominance monohybrid cross between a pure breeding yellow-flowered plant Y and a pure breeding white-flowered plant y, the result of the first filial generation is _________

A50 % yellow flowers
B75% yellow flowers
Call yellow flowers
Dall white flowers
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Question 389
waec 2019

Which of the following nucleotides is not found in the DNA molecules?

AAdenine
BCytosine
CGuanine
DUracil
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Question 390
waec 2019

The process is called_______

Areplication
Bcell maturation
Ccrossing over
Dmutation
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