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.

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Past Questions

5,032 questions
Question 1 of 20 5,032 total questions
Question 2411
jamb 1982

A grass hopper respires by the means of its

ALung-books
BGills
CLungs
DAntennae
ETracheal tubes
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Question 2412
jamb 1982
A tapeworm has no alimentary canal because
AIt is autotrophic
BIt does not feed
CIt has no enzymes
DIts body absorbs digested food
EThe suckers on the scolex suck blood
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Question 2413
jamb 1982

The glottis is the opening which leads to the

AOesophagus
BLarynx
CNostrils
DPharynx
EMouth
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Question 2414
jamb 1982

If a 26 year old blind man married a young one-eyed woman and they had four children, how many of them would be blind like their father?

AAll
B3
C2
D1
Enone
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Question 2415
jamb 1982

A married couple has 10 children and they are all girls. Which of the following is the CORRECT explanation?

AThe woman is incapable of producing male children
BThe man’s sperms are very weak
CThe man is not athletic enough
DThe Y component of the men’s sex chromosomes was always involved
EThe X component of the man’s sex chromosomes was always involved
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Question 2416
jamb 1982

If a tall man (TT) marries a dwarf woman (gg) and they have four male children, the offspring will be?

AAll short
BThree short and one tall
CTwo short and two tall
DOne short and three tall
EAll tall
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Question 2417
jamb 1982

Which of these food chains is NOT possible in a forest?

ADiatom → fly → toad → snake
BFly → toad → snake→ hawk
CLeaves → antelope → man → lion
DLeaves → caterpillar → bird → lion
ELeaves →goat → man→ lion
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Question 2418
jamb 1982

An homoiothermic animal kept in a room where the temperature is lower than the body temperature may lose heat by four physical process. Which of the following processes is NOT connected with the body temperature regulation ?

ARadiation
BSweat
CEvaporation
DConduction
EConvection
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Question 2419
jamb 1982

Kwashiorkor is caused by severe deficiency of

AWater
BOil
CDrugs
DProteins
ESugars
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Question 2420
jamb 1982

In human reproduction, the zygote formed as a result of fertilization gets attached to the wall of the uterus. The process is called

ASexual reproduction
BCohesion
CPregnancy
DImplantation
EViviparity
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Question 2421
jamb 1982
Some of the major elements required by plants are
APotassium, nitrogen, phosphorus, sodium, calcium
BNitrogen, phosphorus, molybdenum, sodium, calcium
CPotassium, phosphorus, molybdenum, sodium, calcium
DPotassium, nitrogen, iron , sodium, calcium
EPotassium, nitrogen, phosphorus, silicon, cadmium
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Question 2422
jamb 1982
Which of these animals is NOT metamerically segmented?
ATapeworm
BEarthworm
CCentipede
DCrayfish
EShark
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Question 2423
jamb 1982
Which of these combinations is common to plant and animal cells?
ACentriole, middle lamella, golgi bodies, mitrochondrion
BCytoplasm, sap, vacuole, starch grains, leucoplasts
CPlasma membranes, chromosomes, mitochondria, lysosomes.
DNucleus, nucleolus, cellulose cell wall, endoplasmic reticulum
ECytoplasm, centriole, cellulose cell wall, nucleolus
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Question 2424
jamb 1982
A population is defined as the collection of
ASimilar organism that are found in the same habitat
BSimilar organisms that breed in the same habitat
CSimilar organisms that interbreed freely in the same habitat
DSimilar organism eating the same food
EDifferent organisms in the same habitat
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Question 2425
jamb 1981
What is the part marked X in the figure above called?
APulmonary artery
BPulmonary vein
CVena cava
DMain aorta
EHepatic artery
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Question 2426
jamb 1981
The joint at Y in the figure above is
Aball and socket
Bhinge
Cpivot
Drivet
Enone of the above
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Question 2427
jamb 1981
The bone labelled X in the figure above is the
Aulna
Bfibula
Cradius
Dhumerus
Etibia
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Question 2428
jamb 1981

which of the labelled tissues in the figure above is responsible for transport of mineral salts and water in living plants?

A1
B2
C3
D4
E5
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Question 2429
jamb 1981
What would happen if solution Y is more concentrated than solution X in the figure above?
Athe level of X would rise, Y would fall
Bthe level of X would rise Y would rise
CThe level of X and Y would stay the same
DThe level of Y would rise and X would fall
EThe levels of Y would fall and X would fall
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Question 2430
jamb 1981
Which of the structure becomes the seed coat after fertilization?
A1
B2
C3
D4
E5
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