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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.

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

154 questions
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Question 1 of 20 154 total questions
Question 41
waec 2008
Which of the following food substances gives the least amount of calories?
ARice
BGroundnuts
Ccabbage
DEgg yolk
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Question 42
waec 2008
An example of a dehiscent fruit is
Acrotolaria
Btomato
Cmango
Dorange
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Question 43
waec 2008

The part of the young root that pushes its way through the soil is the

Aroot hair
Btap root
Croot cap
Dlateral root.
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Question 44
waec 2008
The process by which flowers produce fruit without the process of fertilization is called
Aviviparity
Bparthenocarpy
Cpropagation
Dmetamorphosis
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Question 45
waec 2008
The eyes can properly focus images of objects of various distances on the retina by a process called
Arefraction
Breflection
Caccommodation
Dcorrection
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Question 46
waec 2008
Which of the following processes is not an example of a reflex ac ion?
ABlinking of the eye
BReading
CBeating of the heart
DSneezing
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Question 47
waec 2008
The part of the brain which controls and coordinates body posture is the
Acerebellum
Bhypothalamus
Cmedulla oblongata
Dpons varolii
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Question 48
waec 2008

The passage of nerve impulse across a synapse is facilitated by the secretion of

Aacetylcholine
Bthyroxin
Cinsulin
Dprogesterone
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Question 49
waec 2008
Plant hormones include the following except
Ainsulin
Bauxin
Ccytokinin
Dgibberellin
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Question 50
waec 2008
Which of the following actions is note function of adrenaline? It increases
Abody blood sugar by conversion of liver glycogen into glucose
Bmuscular power and resistance to fatigue
Cthe rate of heat
Dthe dilation of the pupils of the eye
View Explanation & Discuss
Question 51
waec 2008
Which of the following statements is not true about hormones?
AHormones are manufactured in ductless glands and poured straight into the blood stream
BHormones are carried by the blood plasma to the required Target organs
CHormonal responses are usually instant and electrical
DOnce the effects of hormones are over, they are inactivated and excreted from the body
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Question 52
waec 2008
The presence of glucose in the urine of a patent is an indication of malfunctioning of the
Apancreas
Bgall bladder
Cliver
Dspleen
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Question 53
waec 2008
The process of regulating the amount of water and solutes in the body fluids is called
Aosmosis
Bdiffusion
Cosmoregulation
Dhomeostasis
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Question 54
waec 2008

In the adult frog gaseous exchange takes place in the 

Abuccal cavity, skin and lungs
Bbuccal cavity, skin and spiracles
Cgills, skin and buccal cavity
Dtympanic membrane, lungs and gills
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Question 55
waec 2008

Carbon dioxide is carried in the plasma?

Ain combination with haemoglobin
Bin combination with antibodies
Cby capillary action
Das bicarbonate ion.
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Question 56
waec 2008
Which of the following parts of the skeleton does not have a protective function?
ARibs
BCarpals
CSkull
DPelvis
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Question 57
waec 2008

The structure labelled II is called

Adeltoid ridge
Btrochanter
Cshaft
Dtrochlea
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Question 58
waec 2008
To form a ball and socket joint, the structure labeled I fits into another structure in the scapula
called the
Ablade
Bglenoid cavity
Colecranon fossa
Dpatella
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Question 59
waec 2008
Primary growth in plants is brought about by the activity of the
Ameristem
Bendodermis
Cepidermis
Dmesophyll
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Question 60
waec 2008

A pupil accidentally "watered" a potted plant with a concentrated salt solution. After sometime the plant began to wilt.

Which of the following activities would revive the plant?

ACovering the plant with dark paper to prevent further water loss from its surfaces
BLeaving the plant to adapt to the condition
CExposing the plant to higher concentration of oxygen
DAdding more water to the soil
View Explanation & Discuss
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