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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.

2,099 questions JAMB 2572 WAEC 2099 NECO 351 CUSTOM 10

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2,099 questions

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Question 681

waec 2000

A balanced meal for an adult person may consist of

Atwo pieces of chicken, four balls of bean cake, two eggs and two cups of tea with milk

Bfour slices of bread, one bowl of pap, two oranges and two bananas

Cfour slices of yam and stew, two pieces of beef, one cup of tea with milk and two oranges

Da plate of beans, two pieces of meat, two eggs, one cup of tea with milk and two oranges

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Question 682

waec 2000

Vitamin E is concerned with

Abone formation

Breproduction

Cnormal growth

Dformation of red blood cells.

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Question 683

waec 2000

Which of the following statements about phosphorous is not correct?

AHelps to regulate the acid-base balance of the body

BRegulates the metabolism of proteins, fats and carbohydrates

CRequired in many chemical reactions occurring in the body

DPhosphorous is a major constituent of bones and teeth

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Question 684

waec 2000

Members of the vitamin B complex are

Awater-soluble

Bfat-soluble

Cwater insoluble

Dgenerally insoluble

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Question 685

waec 2000

Vitamin C deficiency results in

Aricket

Bberi-beri

Cscurvy

Dpellagra

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Question 686

waec 2000

Vitamin C which is water soluble is

Acabalamine

Bpyridoxine

Cascorbic acid

Driboflavine

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Question 687

waec 2000

A very poor growth in plants and discolouration of leaves signifies the deficiency of

Acalcium

Bmagnesium

Cpotassium

Dmanganese

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Question 688

waec 2000

Which of the following statements about nitrogen is not correct? Nitrogen is needed for

Aprotein synthesis

Bactivating certain enzymes

Cthe synthesis of chlorophyll

Dhealthy vegetative growth of plants

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Question 689

waec 2000

The first stable product of photosynthesis is

Astarch

Bglucose

Coxygen

Dwater

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Question 690

waec 2000

Which of the following groups consists of only micro-nutrients?

AMolybdenum, sulphur and copper

BBoron, Zinc and Calcium

CManganese, molybdenum and zinc

DMagnesium, phosphorus and manganese.

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Question 691

waec 2000

Which of the following is not a dry indehiscent fruit?

ALegume

BCypsela

CSamara

DCaryopsis

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Question 692

waec 2000

What happens to an ovule of a flower, after fertilization? It

Abecomes a fruit

Bwithers away

Cbecomes a seed

Dforms the cotyledons

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Question 693

waec 2000

Which of the following parts of the eye is sensitive to light?

ARetina

BCornea

CChoroid layer

DOptic nerves

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Question 694

waec 2000

The simplest form of nervous pathway which links receptors with effectors is known as the

Arelay neuron

Breflex arc

Cmotor nerves

Dsensory nerves

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Question 695

waec 2000

Each neurone consists of the following structures' except

Acell body

Bdendrites

Caxon

Dwhite matter

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Question 696

waec 2000

The neurone that relay the message of effector organs are called

Aefferent neurones

Bintermediate neurones

Cafferent neurones

Dspinal nerves

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Question 697

waec 2000

The nerves that arise from the brain are known as

Aspinal nerves

Bsacral nerves

Ccranial nerves

Doptic nerves

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Question 698

waec 2000

Which of the following is responsible for the increased heart beat of a boy who saw a python? increased
production of

Aadrenalin

Binsulin

Cpituitrin

Dthyroxin

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Question 699

waec 2000

The organs constantly in touch with the liver are

Apancreas, colon and caecum

Bduodenum and stomach

Cilleum, stomach and colon

Dstomach and gall bladder

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Question 700

waec 2000

Which of the following conditions will cause a decrease in body temperature?

Aincreased metabolism

BShivering

CVasoconstriction of capillaries of the skin

DRelaxation of the erector muscles

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