JAMB UTME - Biology - 1986 | Green Bridge CBT

Sample of different soil types are packed in glass tubes whose lower ends are plugged with cotton wool, if these tubes are suspended in a trough of water, water will rise highest after a few hours in

sand Resposta correta

loamy

clay

humus

Detalhes da Resposta

Ler a nota de aula em Transport (WAEC)

Ler a nota de aula em Animal Nutrition (WAEC)

Ler a nota de aula em Soil (WAEC)

Transport

Animal Nutrition

Soil

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Pergunta 13 Relatório

If a person is bitten by a snake on the leg, it is advisable for him to

keep moving so that the venom will ooze out with bleeding

Wash the wound with water containing antiseptic

bandage the wound so that germs do not get in through it

Keep still and apply a tourniquet above the wound Resposta correta

Detalhes da Resposta

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Pergunta 14 Relatório

Which of these disease CANNOT be prevented by immunization?

Poliomyelitis

Tuberculosis

Cholera

onchocerciasis Resposta correta

Detalhes da Resposta

Ler a nota de aula em Properties And Functions Of The Living Cell (WAEC)

Properties And Functions Of The Living Cell

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Pergunta 15 Relatório

An instrument that can be used to demonstrate phototropism and geotropism in plants is the

auxanometer

potometer

klinostat Resposta correta

photometer

Detalhes da Resposta

Ler a nota de aula em Respiration (JAMB)

Ler a nota de aula em Co-ordination And Control (JAMB)

Respiration

Co-ordination And Control

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Pergunta 16 Relatório

The aperture between the left auricle and the left ventricle is guarded by the

auricles valve

tricupid valve

ventricles valve

bicuspid valve Resposta correta

Detalhes da Resposta

Ler a nota de aula em Application Of The Principles Of Heredity (WAEC)

Application Of The Principles Of Heredity

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Pergunta 17 Relatório

A larger percentage of tropical soils tends to be acidic because they

contain large quantities of potash

contain large quantities of lime

lose a high proportion of their organic matter to running water

lose lime and potash from the top soil through rain action Resposta correta

Detalhes da Resposta

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Pergunta 18 Relatório

The fins making up the limbs of the bony fish are

caudal and ventral

ventra and pelvic

pelvic and pectoral Resposta correta

pectoral and dorsal

Detalhes da Resposta

Ler a nota de aula em Ecosystem (WAEC)

Ecosystem

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Pergunta 19 Relatório

Blood circulation in a mammalian is said to be double because

it passes twice through the heart in a complete circuit Resposta correta

it moves in both arteries and veins

it circulates in both the heart and other organs

the heart contain auricles and ventricles

Detalhes da Resposta

Ler a nota de aula em Transport System (WAEC)

Ler a nota de aula em Adaptation For Survival (WAEC)

Transport System

Adaptation For Survival

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Pergunta 20 Relatório

Fishes are cold blooded because their body temperature is

constantly low

constantly high

dependent on that of their surroundings Resposta correta

regulated at will

Detalhes da Resposta

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Pergunta 21 Relatório

Which of the following is NOT true of spirogyra?

Reproduces by conjugation

Reproduces by fragmentation

Consist of branched filaments Resposta correta

Consist of unbranched filaments

Detalhes da Resposta

Ler a nota de aula em Forms In Which Living Cells Exist (WAEC)

Forms In Which Living Cells Exist

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Pergunta 22 Relatório

A major limitation in the use of the potometer for measuring the rate of transpiration is that

it is made of breakable glass materials

it measures the rate of water intake

it measure the rate of water loss throuh the stern only

the movement of the air buble in the potometer cannot be timed accurately Resposta correta

Detalhes da Resposta

Ler a nota de aula em Movement Of Substances Into And Out Of Cells (WAEC)

Ler a nota de aula em Cellular Respiration (WAEC)

Movement Of Substances Into And Out Of Cells

Cellular Respiration

Ver Resposta

Pergunta 23 Relatório

Oxygen liberated during photosynthesis has been demonstrated to come from

carbondioxide

air

water Resposta correta

chlorophyll

Detalhes da Resposta

Ler a nota de aula em Properties And Functions Of The Living Cell (WAEC)

Properties And Functions Of The Living Cell

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Pergunta 24 Relatório

If a woman who is a carrier of sickle cell trait (AS) married a man who is a sickler (SS) and they had four children, how many of them would be normal?

Three

Two

One

None Resposta correta

Detalhes da Resposta

Ler a nota de aula em Heredity (JAMB)

Heredity

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Pergunta 25 Relatório

In an agricultural ecosystem, the biotic component consists of

crop, pest and beneficial insects Resposta correta

crops, temperature and humidity

pests, beneficial insects and water

crops, water and soil

Detalhes da Resposta

Ler a nota de aula em Ecology Of Population (WAEC)

Ler a nota de aula em Resources To Be Conserved: Soil, Water, Wildlife, Forest And Minerals (WAEC)

Ler a nota de aula em Soil (WAEC)

Ecology Of Population

Resources To Be Conserved: Soil, Water, Wildlife, Forest And Minerals

Soil

Ver Resposta

Pergunta 26 Relatório

The swollen shoot disease of cocoa tree is caused by a

virus Resposta correta

fungus

bacterium

protozoan

Detalhes da Resposta

Ler a nota de aula em Resources To Be Conserved: Soil, Water, Wildlife, Forest And Minerals (WAEC)

Resources To Be Conserved: Soil, Water, Wildlife, Forest And Minerals

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Pergunta 27 Relatório

Which of these animals is radially symmetrical?

squid

Hydra Resposta correta

Snail

Cockroach

Detalhes da Resposta

Ler a nota de aula em Organization Of Life (WAEC)

Organization Of Life

Ver Resposta

Pergunta 28 Relatório

Two main distinguishing features of the cervical vertebra are the presence of

short neural spine and vertebraterial canal Resposta correta

prozygapophysis and cervical ribs

large centrum and cervical ribs

vertebraterial canal and large centrum

Detalhes da Resposta

Ler a nota de aula em Organization Of Life (WAEC)

Ler a nota de aula em Classification (WAEC)

Organization Of Life

Classification

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Pergunta 29 Relatório

Which of the following elements is essential for the formation of haemoglobin?

Sodium

Potassium

Calcium

Iron Resposta correta

Detalhes da Resposta

Ler a nota de aula em DNA Structure And Replication, RNA Transcription (WAEC)

DNA Structure And Replication, RNA Transcription

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Pergunta 30 Relatório

The main organic substances found in the human body are

carbohydrates, proteins and salts

salts, fats and proteins

fat, carbohydrates and protein Resposta correta

salts, fats and carbohydrates

Detalhes da Resposta

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Pergunta 31 Relatório

The main function of the structure labelled 2 is to

protect the inner parts of the seed

nourish the embryo and the growing plan Resposta correta

keep the inner parts moist

maintain the shape if the seed

Detalhes da Resposta

Ler a nota de aula em Nutrition (JAMB)

Nutrition

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Pergunta 32 Relatório

Incomplete metamorphosis occurs in the

butterfly

grasshopper Resposta correta

mosquito

housefly

Detalhes da Resposta

Ler a nota de aula em Variety Of Organisms (JAMB)

Ler a nota de aula em Biological Fuel Generation (WAEC)

Ler a nota de aula em Physiological Variations (WAEC)

Variety Of Organisms

Biological Fuel Generation

Physiological Variations

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Pergunta 33 Relatório

The severe deficiency of vitamin C leads to

Kwashiokor

beriberi

pellagra

scurvy Resposta correta

Detalhes da Resposta

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Pergunta 34 Relatório

The structure labelled 1 is the

plumule

radicle

cell membrane

seed coat Resposta correta

Detalhes da Resposta

Ler a nota de aula em Cell Structure (WAEC)

Ler a nota de aula em Internal Structure Of A Flowering Plant (JAMB)

Cell Structure

Internal Structure Of A Flowering Plant

Ver Resposta

Pergunta 35 Relatório

In an ecosystem, animals which feed directly on plants are called

secondary consumers

primary consumers Resposta correta

producers

predators

Detalhes da Resposta

Ler a nota de aula em Animal Nutrition (WAEC)

Ler a nota de aula em Food Webs And Trophic Levels (WAEC)

Animal Nutrition

Food Webs And Trophic Levels

Ver Resposta

Pergunta 36 Relatório

The extract from food substance reacting with sodium hydroxide and copper sulphate solutions will produce violet to purple coloration if

fats are presents

carbohydrate is present

protein is present Resposta correta

reducing sugar is presents

Detalhes da Resposta

Ler a nota de aula em Classification (WAEC)

Ler a nota de aula em Morphology Of Monocotyledonous And Dicotyledonous Plants (WAEC)

Ler a nota de aula em Alimentary System (WAEC)

Ler a nota de aula em Reproduction (Physical Changes In Males And Females) (WAEC)

Classification

Morphology Of Monocotyledonous And Dicotyledonous Plants

Alimentary System

Reproduction (Physical Changes In Males And Females)

Ver Resposta

Pergunta 37 Relatório

In community, bacteria and fungi are referred to as

producers

decomposers Resposta correta

scavengers

consumers

Detalhes da Resposta

Ler a nota de aula em Ecological Management: Tolerance, Minimum And Maximum (WAEC)

Ler a nota de aula em Resources To Be Conserved: Soil, Water, Wildlife, Forest And Minerals (WAEC)

Ler a nota de aula em Ecosystem (WAEC)

Ecological Management: Tolerance, Minimum And Maximum

Resources To Be Conserved: Soil, Water, Wildlife, Forest And Minerals

Ecosystem

Ver Resposta

Pergunta 38 Relatório

The three important organs that are situated close to the stomach are

Kidney, liver and gall bladder

pancreas, liver and kidney

liver, kidney and spleen

gall bladder, pancreas and spleen

Resposta correta

Detalhes da Resposta

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Pergunta 39 Relatório

The stem differs from the root in having the xylem and phloem strands

on the same radii Resposta correta

scattered

on alternate radii

towards the pith

Detalhes da Resposta

Ler a nota de aula em Cell Structure (WAEC)

Cell Structure

Ver Resposta

Pergunta 40 Relatório

Which of the following statement is NOT correct with respect to inhalation in mammals? The

intercostal muscles contract

diaphragm is raised Resposta correta

ribs are raised

Pressure of the thoracic cavity decreases

Detalhes da Resposta

Ler a nota de aula em Respiratory System (WAEC)

Respiratory System

Ver Resposta

Pergunta 41 Relatório

Evidence that a tooth is a living part of the mammalian can be found within the

gum

pulp cavity Resposta correta

cement

enarmel

Detalhes da Resposta

Ler a nota de aula em Cell Structure (WAEC)

Cell Structure

Ver Resposta

Pergunta 42 Relatório

Which of the labelled parts will develop into a new maize plant?

Resposta correta

Detalhes da Resposta

Ler a nota de aula em Nutrition (JAMB)

Nutrition

Ver Resposta

Pergunta 43 Relatório

Gestation in mammals is the period

required for growth after birth

between the formation of the foetus and birth Resposta correta

of development from zygote to birth

before the formation of the zygote

Detalhes da Resposta

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Pergunta 44 Relatório

Which of these is a trace element?

Iron

Copper Resposta correta

Calcium

Sulphur

Detalhes da Resposta

Ler a nota de aula em Organization Of Life (WAEC)

Organization Of Life

Ver Resposta

Pergunta 45 Relatório

Viruses are regarded as non-living because they

can niether reproduce asexually nor sexually

cannot survive in their respective enviroments

do not possess characteristics that can be transmitted from one generation to the next

can neither respire nor excrete Resposta correta

Detalhes da Resposta

Ler a nota de aula em Cell Structure (WAEC)

Cell Structure

Ver Resposta

Pergunta 46 Relatório

In the mammalian skin, melanin and keratin are contained in the

sebaceous gland

sweat gland

subcubaneous layer

malpighian layer Resposta correta

Detalhes da Resposta

Ler a nota de aula em Tissues And Supporting Systems: (WAEC)

Tissues And Supporting Systems:

Ver Resposta

Pergunta 47 Relatório

Nastic movement is

response to light stimulus

non-directional Resposta correta

directional

response to internal stimulus

Detalhes da Resposta

Ler a nota de aula em Protein Synthesis (WAEC)

Ler a nota de aula em Movement (WAEC)

Protein Synthesis

Movement

Ver Resposta

Pergunta 48 Relatório

When the original king and queen of termites die, they are replaced by

the king and queen of another colony

some adult reproductives from the same colony Resposta correta

some adult workers which are specially fed breed

developing nymphs nurtured as secondary reproductives

Detalhes da Resposta

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Pergunta 49 Relatório

The male cockroach differs from the female by having

mandibles

a pair of style Resposta correta

spiracles

a pair of cerci

Detalhes da Resposta

Ler a nota de aula em Heredity (JAMB)

Heredity

Ver Resposta

Pergunta 50 Relatório

Which of the following has cones?

Angiosperms

Gymnosperms Resposta correta

Pteridophyte

Bryophyte

Detalhes da Resposta

Ler a nota de aula em Forms In Which Living Cells Exist (WAEC)

Ler a nota de aula em Morphology Of Monocotyledonous And Dicotyledonous Plants (WAEC)

Forms In Which Living Cells Exist

Morphology Of Monocotyledonous And Dicotyledonous Plants

Ver Resposta






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