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.

5,032 questions JAMB 2572 WAEC 2099 NECO 351 CUSTOM 10
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Past Questions

5,032 questions
Question 1 of 20 5,032 total questions
Question 391
waec 2019

Which of the following forms of energy is utilized during photosynthesis?

APotential
BKinetic
CSolar
DChemical
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Question 392
waec 2019

Deficiency in insulin could lead to________

Acirrhosis
Bhepatitis
Cdiabetes
Dnephritis
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Question 393
waec 2019

The essential parts of the flower are labelled_______

AI, II and III
BII, III and IV
CIII, V and VI
DIV, V and VI
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Question 394
waec 2019

The diagram above is an illustration of the longitudinal section of a flower. Study it and answer this question

 

Which part of the flower is responsible for the protection of young flower buds?

AI
BII
CIII
DIV
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Question 395
waec 2019

The main function of the amniotic fluid is for______________

Arespiration in the foetus
Bprotection of the foetus from shock
CLubricating the birth canal foetus
Dnourishing the foetus
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Question 396
waec 2019

To focus on a distant object, the ciliary muscle of the eye______

Acontracts and the eye lens gets thicker
Brelaxes and the eye lens gets thinner
Ccontracts and the eye lens gets thinner
Drelaxes and the eye lens gets thicker
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Question 397
waec 2019

The function of the part labelled II is that it controls_______

Aposture and balance of the body
Ball voluntary actions
Ctemperature and appetite
Dmany involuntary actions
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Question 398
waec 2019

The diagram above is an illustration of a human brain. Study it and answer this question

 

The part labelled I is the_________

Aolfactory lobe
Bcerebellum
Ccerebrum
Dmedülla oblongata
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Question 399
waec 2019

Which of the following statements is not true about hormones?

ATheir responses are voluntary
BThey may affect more than one target organ
CThey are chemical messengers in animals
DThey are transported by the blood to the target organs
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Question 400
waec 2019

The process of maintaining a steady internal environment is known as__________

Aosmoregulation
Bequilibration
Chomeostasis
Dplasmolysis
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Question 401
waec 2019

Excretory products in plants responsible for the discoloration of flowers are called__________

Aalkaloids
Btannins
Canthocyanins
Dresins
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Question 402
waec 2019

The products of tissue respiration are_________

Aglucose, oxygen, and water
Boxygen, water, and energy
Cglucose, carbon dioxide, and energy
Dwater, carbon dioxide, and energy
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Question 403
waec 2019

The heart can beat continuously without being fatigued because it is composed of________

Askeletal muscles
Bsmooth muscles
Ccardiac muscles
Drenal muscles
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Question 404
waec 2019

Muscle fatigue in the body of an athlete is due to__________

Alow pH
Bhigh oxygen content
Caccumulation of lactic acid
Daccumulation of carbonic acid
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Question 405
waec 2019

Underground storage stems which grow horizontally in the soil are_______

Abulbs
Brunners
Crhizomes
Dcorms
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Question 406
waec 2019

Anaerobic respiration in the organism illustrated in the diagram above produces carbon dioxide and________

Aethanol
Bwater
Coxygen
Dglucose
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Question 407
waec 2019

The rate of diffusion of molecules between two media will be higher if_________?

Athe difference in concentration of the two media is low
Bthe difference in concentration of the two media is negligible
Cthe difference in concentration of the two media is high
Dthere is no difference in the concentration of the two media
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Question 408
waec 2019

The part labelled I is the________

Acentromere
Bspindle fibre
Ccentriole
Dchiasmata
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Question 409
waec 2019

The diagram above is an illustration of a stage in a biological process. Study it and answer this question

 

What stage of cell division is illustrated in the diagram?

AProphase
BMetaphase
CAnaphase
DTelophase
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Question 410
waec 2019

The classes of plants the root systems in diagrams I and II above represent respectively are______________

ADicotyledoneae and Monocotyledoneae
BMonocotyledoneae and Dicotyledoneae
CDicotyledoneae and Dicotyledoncae
DMonocotyledoneae and Monocotyledoneae
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