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Biology Past Questions

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90 questions JAMB 2572 WAEC 2099 NECO 351 CUSTOM 10

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Past Questions

90 questions

Question 1 of 20 90 total questions

Question 31

jamb 2020

Use the diagram to answer the question.

The process of water loss and intake indicated by the arrows labelled i and ii are respectively

Aevaporation and osmosis

Bosmosis and exhalation

Cosmosis and diffusion

Durination and diffusion

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Question 32

jamb 2020

In a population of living things, the parameters of size, height, weight and colours are examples of

Acontinuous variation

Bnon-heritable variation

Cdiscontinuous variation

Dphysiological variation

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Question 33

jamb 2020

Both recesssive and dominant characters are found

Aon different chromosome in the cell

Bat the same logus of a homologous chromosome

Cat a different loci of a homologous chromosome

Don the same chromatid in a chromosome

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Question 34

jamb 2020

The probability of a baby being a boy or a girl depends on the contribution of the

Afather's sex cells

Bfather's stomatic chromosome

Cmother's sex cell

Dmother's X-chromosome

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Question 35

jamb 2020

For growth to occur in organisms, the rate of

Aanabolism must exceed that of catabolism

Bcatabolism must exceed that of anabolism

Cfood storage must be low

Dfood storage must be high

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Question 36

jamb 2020

Vaccination is carried out in order to

Acheck the production of poison

Bincrease the activities of white blood cells

Cincrease the number of red blood cells

Dstimulate the production of anti-bodies

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Question 37

jamb 2020

Floating microscopic heterotrophs are mostly grouped as

Aphytoplankton

Bzooplankton

Cmicrobes

Dnekton

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Question 38

jamb 2020

The biological association that contributes directly to succession in a community is

Acompetition

Bpredation

Cparasitism

Dcommensalism

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Question 39

jamb 2020

A group of organism of different species living in a particular area is described as a

Acolony

Bcommunity

Cpopulation

Dniche

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Question 40

jamb 2020

The ability of the eyes to focus on both near and distance objects is termed

Aimage formation

Brefraction

Chypermetropia

Daccommodation

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Question 41

jamb 2020

The process of walking is under the control of the part of the brain called

Aoptic lobe

Bolfactory lobe

Ccerebellum

Dmedulla oblongata

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Question 42

jamb 2020

In which of the following vertebrates does the skin function as a respiratory surface

Arat

Blizard

Cfish

Dfrog

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Question 43

jamb 2020

The excretory structure in the earthworm is the

Amalphighian tubule

Bflame cell

Cnephridium

Dkidney

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Question 44

jamb 2020

Use the diagram to answer the question

The neural arch is labelled

Bii

Ciii

Div

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Question 45

jamb 2020

Use the diagram to answer the question

The vertebra illustrated is

Alumber

Bthoracic

Ccaudal

Dcervical

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Question 46

jamb 2020

Which of the following waste products in plants is excreted through the stomata and lenticles?

Acarbon dioxide

Balkaloids

Ctannins

Danthoocyanins

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Question 47

jamb 2020

The process by which a red blood cell placed in distilled water absorbs water until it burst and realease it's content into the surrounding is known as

Aosmosis

Bplasmolysis

Cturgidity

Dhemolysis

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Question 48

jamb 2020

The smallest living organism which share the characteristics of both living and non-living matter are

Abacteria

Bfungi

Cviruses

Dprotozoa

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Question 49

jamb 2020

Which of the following instruments is NOT used in measuring abiotic factors in any habitat?

Amicroscope

Bthermometer

Chygrometer

Dwindvane

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Question 50

jamb 2020

What is the term used to describe biotic and abiotic factors in the environment of the organism?

Ahabitat

Bbiome

Cecosystem

Decological niche

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