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.

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

90 questions
Question 1 of 20 90 total questions
Question 31
jamb 2018

The immediate product of meiosis in flowering plants is the

Asporophyte
Bgametophyte
Czygote
Dendosperm
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Question 32
jamb 2018

Which of the following diseases is not hereditary?

AAlbinism
BScabies
CHaemophilla
DColour blindness
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Question 33
jamb 2018

Study the diagram of a food chain shown and use; it to answer the question.

P ---> Q ---> R ---> S ---> T

Which of the following statements best describes the organism designated R? It

Afeeds on S
Bis a primary consumer
Cis a producer as well as a consumer
Dis a secondary consumer
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Question 34
jamb 2018

Study the diagram of a food chain shown and use; it to answer the question.

P ---> Q ---> R ---> S ---> T

The organism designated P in the food chain above is normally sustained by energy from

Asunlight
Bcarbohydrates
Cgreen plants
Dmineral salts
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Question 35
jamb 2018

Which of the following organisms is a primary consumer?

Adog
Bsheep
Cgrass
Dfungus
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Question 36
jamb 2018

Which of the following statements is true about sandy soil?

Ahas limited air space
Bis light and easy to dig
Cdrains slowly
Dis heavy and poorly aerated
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Question 37
jamb 2018

Which of the following instruments is used to estimate the number of plants in a habitat?

Apooter
Bpitfall trap
Cquadrant
Dsweep net
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Question 38
jamb 2018

What is the critical limiting factor for plants below the photic zone in an aquatic ecosystem?

Aavailability of nutrients
Bavailability of water
Cintensity of light
Dcarbon dioxide concentration
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Question 39
jamb 2018

Which of the following cycles involves the process of precipitation and transpiration?

Awater cycles
Bcarbon cycle
Cnitrogen cycle
Doxygen cycle
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Question 40
jamb 2018

Which of the following processes removes carbon from the atmosphere?

Aputrefaction
Bphotosynthesis
Cvolcanic eruption
Dburning of fuels
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Question 41
jamb 2018

A seed of a flowering plant can best be described as

Aradicle and plumule
Bthe developed ovule
Cthe embryo and endosperm
Ddeveloped ovary
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Question 42
jamb 2018

Spectacles with convex lenses correct long-sightedness by

Aconverging the light rays before they enter the eye
Bdiverging the light rays before they enter the eye
Creducing the light intensity before it enters the eye
Dincreasing the light intensity before it enters the eye
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Question 43
jamb 2018

The part of the ear which contains nerve cells sensitive to sound vibrations is the

Acochlea
Bampulla
Ctympanum
Dmalleus
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Question 44
jamb 2018

The reason why hospitals use saline solutions as drip Instead of water is

Abecause salt is a preservative
Bto prevent contamination of the body
Cto maintain the composition of body fluids
Dto increase the number of blood cells
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Question 45
jamb 2018

The graph above shows the results of a laboratory investigation which measured the body temperatures of a lizard and a bird under changing artificial conditions. Use it to answer the question.

What physiological term can be used to describe the regulation of the body temperature of the of the Lizard?

AHomeostasis
BHomoithermy
CPoikilothermy
DOsmoregulation
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Question 46
jamb 2018

The graph below shows the results of a laboratory investigation which measured the body temperatures of a lizard and a bird under changing artificial conditions. Use it to answer the question.

Which of the statements below is valid?

AThe bird's blood was always warmer than that of the lizard
BThe body temperature of the bird varied less than that of the lizard during changes in environmental temperature
CThe body temperature of the bird remained constant despite changes in environmental temperature
DThe body temperature of the lizard was always close to that of the environmental temperature
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Question 47
jamb 2018

Which of the following features is not a characteristic of arteries? Arteries

Apossess valves at internals throughout their length
Bhave thick muscular and elastic walls
Ccarry blood away from the heart
Dtransport oxygenated blood with the exception of the pulmonary artery
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Question 48
jamb 2018

Which of the following groups of organisms has kidney as the excretory organ?

AFishes, amphibians, birds, man
BFishes, amphibians, annelids, insects
CFishes, reptiles, birds, tapeworm
DFishes, protozoans, amphibians, man
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Question 49
jamb 2018

The reason why the flow of blood through the capillaries is very slow is

Abecause the walls of Capillaries are very thick
Bto avoid high blood pressure
Cto ensure that the individual does not get dizzy
DTheir large numbers and one cell-thick walls enables them to provide a large surface area through which materials can be exchanged between the blood and the body cells.
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Question 50
jamb 2018

Which of the following structures is not a skeletal material?

AChitin
BCartilage
CBone
DMuscle
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