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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.

2,572 questions JAMB 2572 WAEC 2099 NECO 351 CUSTOM 10

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2,572 questions

Question 1 of 20 2,572 total questions

Question 681

jamb 2003

In the experiment, the layer of oil serves to prevent water loss

Atranspiration

Bevaporation

Cosmosis

Dguttation

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Question 682

jamb 2003

The experiment is used to demonstrate that

Aplants lose water through guttation

Btranspiration occurs through the leaves

Cwater is necessary for photosynthesis

Dleaves are important to photosynthesis

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Question 683

jamb 2003

The dark reaction of photosynthesis involves the

Areduction of carbon(IV)oxide to organic

Brelease of oxygen and the splitting of water

Cphotolysis of water and the production of starch

Dsplitting of water into hydrogen

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Question 684

jamb 2003

In the experimental set-up, the rubber sheet represents the organ called

Apleural cavity

Blungs

Cdiaphragm

Dintercostal muscles

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Question 685

jamb 2003

The aim of the experiment is to demonstrate

Athat in mammal gaseous exchange takes place in the lungs

Bthe part played by the pleural cavity and diaphragm in respiration

Cthat a large amount of oxygen is absorbed by the lungs

Dthe presence of carbon (IV) oxide in the exhaled air

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Question 686

jamb 2003

If water that has been coloured red is poured at the base of a wilting plant, it will appear as a red stain in the cells of the

Axylem

Bepidermis

Cphloem

Dparenchyma

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Question 687

jamb 2003

The stunted growth of a leguminous plant suffering from nitrogen deficiency may be corrected by inoculating the soil with

Adenitrifying bacteria

BSaprophytic bacteria

CRhizobium

DNitrosomonas

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Question 688

jamb 2003

The cell component that is present in a prokaryotic cell is the

AChloroplast

BRibosome

CMitochondrion

DNuclear envelope

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Question 689

jamb 2003

An insect whose economic importance is both harmful and beneficial is the

ATsetsefly

BBlackfly

CMosquito

DButterfly

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Question 690

jamb 2003

Hermophroditic reproduction can be found among the

AArthropods and nematodes

BPisces and amphibians

CAnnelids and molluscs

Dcoelenterates and platyhelminthes

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Question 691

jamb 2003

The similarity among organisms belonging to the same group will be least within each

Afamily

Border

Ckingdom

Dspecies

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Question 692

jamb 2003

The umbrella shaped fruiting body of a fully developed mushroom is the

APileus

BMycelium

CBasidium

DStipe

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Question 693

jamb 2003

The process of water loss and intake indicated by the arrow labelled I and II are respectively

Aexhalation and osmosis

Burination and diffusion

Cosmosis and diffusion

Devaporation and osmosis

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Question 694

jamb 2003

A noticeable adaptation of the animal to its aquatic habitat is the possession of

Aa wide mouth

Blarge eyes

Cwebbed digits

Dfore limbs

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Question 695

jamb 2003

One distinctive feature in the life history of liverworts is that they exhibit

AAlternation of generation

BVegetative reproduction

CAsexual reproduction

DSexual reproduction

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Question 696

jamb 2003

Food is stored in the structure labelled

AIII

CIV

DII

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Question 697

jamb 2003

The structure that are common to both plant and animal cells are labelled

AIV and I

BII and IV

CII and III

DI and II

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Question 698

jamb 2002

The correct evolutionary sequence of the organisms represented is

AIV->II->III->I

BIII->II->I->IV

CII->III->IV->I

DI->III=>II->IV

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Question 699

jamb 2002

Ovoviparity is the type of fertilization exhibited by the organism labelled

AIV

BIII

CII

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Question 700

jamb 2002

A hormone secreted at IV serves to

Amake the body react to emergencies

Blower blood glucose level

Craise the level of calcium ions in the blood

Dfacilitate the development of facial hairs

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