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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.

49 questions JAMB 2572 WAEC 2099 NECO 351 CUSTOM 10
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Past Questions

49 questions
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Question 1 of 20 49 total questions
Question 11
jamb 1981
A fruit formed from a single flower having several free carpels is
Aa multiple fruit
Ba dry dehiscent fruit
Ca dry indehiscent fruit
Da simple fruit
Ean aggregate fruit
View Explanation & Discuss
Question 12
jamb 1981
The tissue which connects a muscle to a bone is a
Acartiligae
Bmuscle fibre
Ctendon
Dligament
Econnecting fibre
View Explanation & Discuss
Question 13
jamb 1981
Which of the following statements is NOT true of menstruation?
AIt occurs monthly
BThe discharge contains amniotic fluid
CIts signifies no conception
DIt involves the lining of uterus
EIt may cause pains
View Explanation & Discuss
Question 14
jamb 1981
Nitrification means
Aconversion of nitrates to nitrogen
Bfixing nitrogen into plants
Cconversion of nitrates to nitrites
Dchanging of ammonia to nitrities, then nitrates
Enitrogen cycle
View Explanation & Discuss
Question 15
jamb 1981
A surprising fact about sickle cell disease is that it
Aaffects only black people
Bkills the patient
Cis hereditary
Daffects blood cells
Eweakens the patient
View Explanation & Discuss
Question 16
jamb 1981
If Benedict's solution gives a positive result in a food test, the food contains
Asugar
Bprotein
Coil
Dfat
Ecellulose
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Question 17
jamb 1981
A person whose blood can be donated to all other people, must have the blood group
AO
BAB
CB
DA
Enone of the above
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Question 18
jamb 1981
Which of the following statement is NOT true of symbiosis?
ASymbionts must be living
BIt is an association of 'give and take'
CThe association may involve two plants
DAssociation between two similar species
ESymbionts derive mutual benefit
View Explanation & Discuss
Question 19
jamb 1981

Normally any character shown by an organism is due to the effects of

Ahormones and chromosomes
Bchromosomes
Cmutation
Dhormones and genes
Egenes and environment
View Explanation & Discuss
Question 20
jamb 1981
Accommodation of the human eye is best described as the
Aability to see distant objects
Bmovement of upper and lower eyelids
Cfocusing of near and distant objects
Dchanging of lens shape due to varying light intensities
Econstant adjustment of the iris
View Explanation & Discuss
Question 21
jamb 1981
In a bakery, yeast is added to flour to make bread rise. This is possible because yeast produces
Aalcohol
Boxygen
Ccarbon dioxide
Denergy
Eethanol
View Explanation & Discuss
Question 22
jamb 1981
All the following are digestive enzymes except
Abile
Blipase
Cmaltase
Dpepsin
Eptyalin
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Question 23
jamb 1981
The two types of human tapeworm can be distinguished by the presence or absence of
Ascolex
Bhook
Chead
Dsucker
Eproglottis
View Explanation & Discuss
Question 24
jamb 1981

What is name of the respiratory organ of the crab?

ATubules
BTrachaea
CSpiracles
DLungs
EGills
View Explanation & Discuss
Question 25
jamb 1981
The rate of transpiration of a leafy shoot would be highest under
Adamp, cold, still air
Bdamp, warm, moving air
Cdry, warm, moving air
Ddry, cold, moving air
Edry, warm, still air
View Explanation & Discuss
Question 26
jamb 1981

Milk protein is hydrolyzed by

Arenin
Bamylase
Clipase
Dlactase
Epepsin
View Explanation & Discuss
Question 27
jamb 1981

Which of the following instruments is used to demonstrate the response of roots and shoots to gravity?

AClinostat
BManometer
CPorometer
DPotometer
EPhotometer
View Explanation & Discuss
Question 28
jamb 1981
Spirogyra reproduces vegetatively by
Aspore production
Bfragmentation
Cmultiple fission
Dbudding
Ebinary fission
View Explanation & Discuss
Question 29
jamb 1981
Which of the following is NOT a function of the liver?
ARegulation of blood sugar
BStorage of iron
CFormation of bile
DBreakdown of excess amino acids
EExcretion of urea from the blood
View Explanation & Discuss
Question 30
jamb 1981
Choose the sequence which represents the correct order of organisms in a food chain.
AGrass, snake, toad, grasshopper, hawk
BGrass, grasshopper, toad, snake, hawk
CGrass, grasshopper, snake, toad, hawk
DGrass, snake, grasshopper, toad, hawk
EGrass, toad, snake, grasshopper, hawk
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