Biology Past Questions

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Past Questions

5,032 questions
Question 1 of 20 5,032 total questions
Question 281
jamb 2022

In Nigeria, Southern Guinea Savanna is found in?

ABorno and Sokoto
BKogi and Kwara
CKaduna and Cross River
DKano and Niger
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Question 282
jamb 2022

Succession that occurs on an abandoned farm land is?

Atertiary
Bsecondary
Cprimary
Dclimax
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Question 283
jamb 2022

The waste product of insects is?

Auric acid
Burine
CMucilage
Dsweat
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Question 284
jamb 2022

During mitosis, the stage at which chromosomes lines up around the equator is?

Atelophase
Bmetasphase
Canaphase
Dprophase
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Question 285
jamb 2022

The movement of Euglena towards the source of light is a?

Atropic movement
Btactic movement
Cnastic movement
Dkinetic movement
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Question 286
jamb 2022

An adaptation for defense in animals is?

Acroaking of a male toad
Bbasking in lizard
Cspines in porcupine fish
Dhuddling together of penguins
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Question 287
jamb 2022

The body of a snail is divided into head?

Athorax and abdomen
Bvisceral mass and abdomen
Cthorax and foot
Dvisceral mass and foot
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Question 288
jamb 2022

sources of air pollutants are?

Aindustrial chimneys, burning fossil oils and river dams
Bsulphurdioxide, acid rain and pesticides
Csulphur dioxide, vehicle exhausts, and aerosols
Dsewage,smoke and old vehicles
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Question 289
jamb 2022
The functional unit of the kidney is the
Aglomerulus
Bneuron
Calveolus
Dnephron
Question 290
jamb 2022
The nitrogenous waste product excreted by mammals is
Aurea
Buric acid
Cammonia
Dcreatinine
Question 291
jamb 2022
The organ that pumps blood around the body is the
Akidney
Bheart
Clung
Dliver
Question 292
jamb 2022
The green pigment in plants is
Achlorophyll
Bmelanin
Chaemoglobin
Dcarotene
Question 293
jamb 2022
Which organelle is the site of respiration?
Achloroplast
Bmitochondria
Cnucleus
Dribosome
Question 294
waec 2021

Which of the following statements is not Lamarck's postulate on evolution?

Agreat changes in the environment result in corresponding changes in species
Bfrequently used organs become well developed while the ones not used become vestigial
Cwell developed acquired characters are inheritable
Dsurvivors in a competitive community must have inherited useful traits
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Question 295
waec 2021

Natural selection arises as a result of?

Agene mutation
Bchange of habitat
Creduction in population
Dclimate change
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Question 296
waec 2021

Which of the following organisms exhibits division of labour?

Abutterfly
Bcockroach
Ctermite
Dhousefly
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Question 297
waec 2021

A woman with Rhesus negative blood group was advised not to marry a man with Rhesus positive blood group because

Ait will hinder her from having blood transfusion from her husband
Bit will result in sickness and probably death of the offspring
Cher children may all resemble her husband
Dit may affect her childbearing ability
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Question 298
waec 2021

In humans, pointed eyebrows (B) is a dominant trait over smooth eyebrows (b). A student and the mother have smooth eyebrows while the father has pointed eyebrows. What is the genotype of the father?

ABB
BBb
Cbb
DBBbb
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Question 299
waec 2021

Which of the following statements about sickle cell anaemia is correct?

Ait is caused by sex-linked genes
Bit is more common in males than in females
Ctwo sickle cell carrier parents may have a sickling child
Dit is caused by recessive genes
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Question 300
waec 2021

Plants suitable for experiments in genetics must not 

Aproduce numerous seeds within a short time
Bhave a small number of chromosomes
Chave a relatively short life cycle
Dproduce one generation in a large period
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