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Biology Past Questions

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59 questions JAMB 2572 WAEC 2099 NECO 351 CUSTOM 10

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Past Questions

59 questions

Question 1 of 19 59 total questions

Question 21

waec 2009

What physiological term can he used to
describe the regulation of the body
temperature of the lizard? '

AHomeostasis

BHomoithermy

CPoikilothermy

DOsmoregulation

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Question 22

waec 2009

Which of the statements below is valid?

AThe bird’s blood was always warmer than that of the lizard

BThe body temperature of the bird varied less than that of the lizard during changes in environmental temperature

CThe body temperature of the bird remained constant despite changes in environmental temperature

DThe body temperature of the lizard was always close to that of the environmental temperature

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Question 23

waec 2009

Which of the following organisms have kidney as their excretory organ?

AFishes, amphibians, birds, man.

BFishes, amphibians, annelids, insects

CFishes, reptiles, birds, tapeworms

DFishes, protozoans, amphibians, man

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Question 24

waec 2009

A group of rats placed in an air-tight box for some hours died because they

Abreathed in air containing nitrogen.

Bproduced carbon dioxide

Cran short of energy

Dused up the available oxygen

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Question 25

waec 2009

Which of the following features is not characteristic of arteries? Arteries

Apossess valves at intervals throughout their length

Bhave thick, muscular and elastic walls

Ccarry blood away from the heart

Dtransport oxygenated blood with the exception of the pulmonary artery

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Question 26

waec 2009

The reason why the flow of blood through the capillaries is very slow is

Abecause the walls of capillaries are very thin

Bto avoid high blood pressure

Cto ensure that the individual does not get dizzy

Dto allow adequate time for exchange of materials.

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Question 27

waec 2009

Which of the following structures is not a skeletal material?

AChitin

BCartilage

CBone

DMuscle

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Question 28

waec 2009

The longest bone in the body is the

Ahumerus

Bfemur

Cscapula

Dtibia

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Question 29

waec 2009

The following statements about mitotic cell division are correct except that

Ait occurs only in young cells

Bit occurs In somatic cells

Cthe chromosome number of the daughter cell is the same as that of the parent

Dthe genetic composition of the mother cell is the same as that of the daughter cell.

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Question 30

waec 2009

Two organelles directly involved in mitotic cell division are

Anucleus and mitochondrion

Bribosome and nucleus.

Ccentriole and Golgi apparatus

Dnucleus and centriole

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Question 31

waec 2009

The curvature movement of plants in response to the stimulus of water is called

Ahydrotropism

Bgeotropism

Cphototropism

Dthigmotropism

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Question 32

waec 2009

Red blood cells were found to have burst open after being placed in distilled water for an hour. This phenomenon is known as

Aplasmolysis

Bdiffusion

Chaemolysis

Dwilting

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Question 33

waec 2009

In plant cells the role of the membrane is played by the

Anucleolus

Bcell wall

Ccytoplasm

Dmitochondrion

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Question 34

waec 2009

The experiment above is used to demonstrate the process of

Atranspiration

Bwater culture

Cdiffusion

Dosmosis

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Question 35

waec 2009

After an hour, the level of water in the thistle funnel will

Arise

Bfall

Cremain the same

Ddouble

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Question 36

waec 2009

The cytoplasm of the cell is considered a very important component because it

Aregulates the amount of energy in the cell

Bsuspends all cell organelles.

Cis the outermost part of the cell

Dis solely responsible for cell division

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Question 37

waec 2009

A beaker of pond water containing few specimens of Euglena was placed in a dark room for two weeks. At the end of this period, the specimens of Euglena were still alive because they were

Aable to carry out holozoic nutrition.

Bable to carry out photosynthesis using carbon dioxide in the pond water

Cbetter adapted to life in darkness than to life in light

Dnot overcrowded

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Question 38

waec 2009

Viruses are economically important because they?

Ado not have cell structures

Bcan only reproduce inside living cells.

Ccause diseases in plants and animals

Dexist as crystals outside living cells

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Question 39

waec 2009

A group of closely related organisms capable of interbreeding to produce fertile offspring are known as members of a

Akingdom

Bclass

Cfamily

Dspecies

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