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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.

153 questions JAMB 2572 WAEC 2099 NECO 351 CUSTOM 10

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Past Questions

153 questions

Question 1 of 20 153 total questions

Question 31

waec 2000

All the available places on earth which support life constitute the

Alithosphere

Batmosphere

Cbiosphere

Dhydrosphere

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Question 32

waec 2000

Mammals require a relatively high amount of carbohydrates because

Athey maintain the weight of the body

Bthey are required for growth

Cthey initiate enzyme production

Dthey yield energy for activities.

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Question 33

waec 2000

Which of the following food substances turns bright red when warmed with suddan III solution?

AStarch

BReducing sugar

CProtein

DFat

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Question 34

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 35

waec 2000

Vitamin E is concerned with

Abone formation

Breproduction

Cnormal growth

Dformation of red blood cells.

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Question 36

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 37

waec 2000

Members of the vitamin B complex are

Awater-soluble

Bfat-soluble

Cwater insoluble

Dgenerally insoluble

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Question 38

waec 2000

Vitamin C deficiency results in

Aricket

Bberi-beri

Cscurvy

Dpellagra

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Question 39

waec 2000

Vitamin C which is water soluble is

Acabalamine

Bpyridoxine

Cascorbic acid

Driboflavine

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Question 40

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 41

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 42

waec 2000

The first stable product of photosynthesis is

Astarch

Bglucose

Coxygen

Dwater

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Question 43

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 44

waec 2000

Which of the following is not a dry indehiscent fruit?

ALegume

BCypsela

CSamara

DCaryopsis

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Question 45

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 46

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 47

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 48

waec 2000

Each neurone consists of the following structures' except

Acell body

Bdendrites

Caxon

Dwhite matter

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Question 49

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 50

waec 2000

The nerves that arise from the brain are known as

Aspinal nerves

Bsacral nerves

Ccranial nerves

Doptic nerves

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