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Biology Past Questions

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

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Past Questions

2,572 questions

Question 1 of 20 2,572 total questions

Question 1111

jamb 1985

Each of the following is an anthropod EXCEPT the

Acrab

Bspider

Csnail

Dmilipede

Ecockroach

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Question 1112

jamb 1985

Which of the following is seed bearing?

AMosses

BWhistling pine

CAlgal filament

Dliverwort

EFern fronds

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Question 1113

jamb 1985

In which of the following groups of animals are flagella and cilia found?

AFlatworms

BAnnelids

CCoelenterates

Dprotozoa

ENematodes

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Question 1114

jamb 1985

In spirogyra, the pyrenoid

Aexcretes waste products

Bis suspended by cytoplasmic strands

Cis mainly used for respiration

Dusually contains starch

Emakes the plants slimy to touch

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Question 1115

jamb 1984

Which parts provide food for the developing chick?

A2 and 3

B4 and 5

C3 and 4

D2 and 5

E1 and 2

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Question 1116

jamb 1984

The young chick is formed from

B3 and 4

C1, 3 and 5

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Question 1117

jamb 1984

The structure above represents a quill feather. The structure labelled 'M' is the

Aquill

Brachis

Csuperior umbilicus

Dinferior umbilicus

Eaftershaft

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Question 1118

jamb 1984

The process of soil erosion is usually from

Arill → sheet → gully

Bgully → rill → sheet

Csheet → guly → rill

Dsheet → rill → gully

Erill → gully → sheet

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Question 1119

jamb 1984

Leaching is

AWashing away of humus from the soil surface

Breducing of soil aeration by pressure

Csoil erosion by means other than rainfall

Dloss of organic matter due to exposure to direct sunlight

Ewashing out chalk and limestone from upper layers of by heavy rains

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Question 1120

jamb 1984

Denitrifying bacteria in nature liberate gaseous nitrogen directly from

Aammonium salts

Bsoil nitrates

Cthunderstorms

Dsoil nitrites

Eplant and animal proteins

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Question 1121

jamb 1984

If a handful of soil is shaken with water and left to settle, the soil particles will settle from light to heavy particles as follows

Ahumus, clay, silt, sand, stones

Bhumus, silt, clay, sand, stones

Chumus, clay,silt, stones, sand

Dhumus, sand, silt, clay, stones

Eclay, humus, silt, sand, stones

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Question 1122

jamb 1984

Erosion can be reduced along shape by

Aridging across slope

Bridging up slope

Cridging down slope

Dcrop rotation

Ebush fallowing system

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Question 1123

jamb 1984

Which of the following lists of diseases, their causes and transmission is CORRECT?

ACholera, virus, severe diarrhoea, infected water

BMalaria, protozoan, high fever, contact with infected person

CSyphilis, virus, veneral disease, sexual intercourse

Dsmall pox, virus, skin with blister, close contact with infected person

ESleeping sickness, bacteria, tiredness, headache and dozing, tsetsefly bite

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Question 1124

jamb 1984

Which of the following groups of factors is completely abiotic?

ASalinity, tide, plankton, turbidity

BTemperaure, pH, soil, insect

CWind, altitude, humidity, light

DConifers, wind, pH, rainfall

ESoil, water, bacteria, salinity

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Question 1125

jamb 1984

Which of the following is NOT regarded as a pollutant on land or in the air?

Asmoke

Bnoise

Csulphur (IV) oxide

Dcarbon monoxide

Enitrogen

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Question 1126

jamb 1984

An anemometer is an instrument for measuring

Arelative humidity

Baltitude

Cwind speed

Dturbidity

Esalinity

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Question 1127

jamb 1984

Green plants are important in the ecosystem because they are

Aprimary consumers

Bproducers

Cdecomposers

Dsecondary consumers

Escavengers

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Question 1128

jamb 1984

Which of the following sequences represents process of blood clothing? 1. Fibrins forms a network of threads 2. Red blood cells are caught and clot is formed 3. Fibrinogen in plasma changes into fibrin 4. Blood is exposed to air

A4, 3, 2, 1

B4, 3, 1, 2

C3, 1, 4, 2

D1, 2, 3, 4

E3, 1, 2, 4

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Question 1129

jamb 1984

The axial skeleton of a mammal does not include the bones of the

Askull

Btail

Climbs

Dback

Eneck

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Question 1130

jamb 1984

Heat produced in tissue respiration in plants is

Aa chemical form of energy

Bthe only form of energy

Cthe main form of energy

Da useful form of energy

Ea waste form of energy

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