JAMB UTME - Biology - 1983 | Green Bridge CBT

Pergunta 1 Relatório

The part of the mammalian brain responsible for maintaining balance is the

medulla oblongata

olfactory lobe

cerebellum

cerebrum

frontal lobe

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Nervous Coordination

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Pergunta 2 Relatório

Which of the following instruments is used for determining turbidity of water?

Thermometer

secchi disc

rain guage

Hydrometer

Wind vane

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Transport System

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Pergunta 3 Relatório

Urea is produced in the

Liver

Bladder

Spleen

Kidneys

Gall bladder

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Read lesson note on Excretory Systems And Mechanisms Types Of Excretor (WAEC)

Excretory Systems And Mechanisms Types Of Excretor

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Pergunta 4 Relatório

The tuber cassava is NOT a stem tuber because it

Is distended with food reserve

Has an aerial shoot portion

Has other structure that could be called root

Lacks axillary buds

Has a bark over its stored food

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Pergunta 5 Relatório

Which of the following substance is not found in urine?

Water

Sodium chloride

Nitrogenous compounds

Calcium chloride

Nitrogenous salts

Detalhes da Resposta

Read lesson note on Excretory Systems And Mechanisms Types Of Excretor (WAEC)

Read lesson note on Application Of The Principles Of Heredity (WAEC)

Read lesson note on The Ecology Of Populations (JAMB)

Excretory Systems And Mechanisms Types Of Excretor

Application Of The Principles Of Heredity

The Ecology Of Populations

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Pergunta 6 Relatório

Banana, plantain and pineapple can be grouped together because they

produce small seeds

are multiple fruit

produce suckers

have runners

have bulbils

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Crime Detection

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Pergunta 7 Relatório

Which of the following statements on the mammalian circulatory system is NOT true?

Blood in the pulimonary artery is richer in oxygen content than blood in the pulmonary vein

The blood in the hepatic portal vein is the richest in food substance

Blood flow is controlled by valves in the veins

Arteries are generally thicker and larger than veins

Fibrin helps in the formation of blood clot

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Pergunta 8 Relatório

The dental formula of a i(3/3); c(1/1); pm(4/4; m(2/3) = 42 represent that of a

rabbit

full grown man

young child

dog

sheep

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Read lesson note on Physiological Variations (WAEC)

Physiological Variations

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Pergunta 9 Relatório

Groundnut is not really a 'nut' in the biological sense because

it is harvested from inside the ground

pericarp is not hard and tough

the fruit is not as hard as coconut

the fruit is not succulent

it is an achene

Detalhes da Resposta

Read lesson note on Classification (WAEC)

Read lesson note on Physiological Variations (WAEC)

Classification

Physiological Variations

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Pergunta 10 Relatório

Which of the following statements about the dentition of man is INCORRECT ? man has

More molars than incisors

No diastema

The same number of teeth on upper and lower jaw

A total of thirty-two teeth

A total of six molars

Detalhes da Resposta

Read lesson note on Modes Of Nutrition (WAEC)

Read lesson note on Growth (JAMB)

Modes Of Nutrition

Growth

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Pergunta 11 Relatório

What type of fruit is formed from a single flower having several carpels?

Multipe fruit

Simple fruit

Aggregrate fruit

Dehiscent fruit

Indehiscent fruit

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Pergunta 12 Relatório

Which sequence represents the correct order of organisms un a food chain? 1. Toad 2. Mucuna 3. Grasshopper 4. Snake 5. Hawk

5 → 4 → 1 → 3 → 2

1 → 2 → 3 → 4 → 5

2 → 1 → 3 → 4 → 5

2 → 3 →1 → 5 →4

2 → 3 → 1 → 4 → 5

Detalhes da Resposta

Read lesson note on Food Webs And Trophic Levels (WAEC)

Food Webs And Trophic Levels

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Pergunta 13 Relatório

Which of the labelled part in the figure above will develop into new bulb?

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Pergunta 14 Relatório

The path taken by glucose from the ileum to the heart is

Ileum →hepatic portal vein →hepatic artery → vena cava → heart

Ileum → hepatic portal artery →hepatic artery → vena cava → heart

Ileum → hepatic portal vein → vena cava → heart

Ileum → hepatic vein → vena cava → heart

Ileum → hepatic portal vein → hepatic vein → vena cava → heart

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Pergunta 15 Relatório

A population is defined as the collection of

Similar organism that are found in the same habitat

Similar organisms that breed in the same habitat

Similar organisms that interbreed freely in the same habitat

Similar organism eating the same food

Different organisms in the same habitat

Detalhes da Resposta

A population is a summation of all the organisms of the same group or species, which live in a particular geographical area, and have the capability of interbreeding.

Read lesson note on Co-ordination And Control (JAMB)

Co-ordination And Control

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Pergunta 16 Relatório

If an organic compound has its hydrogen: oxygen ratio as 2:1, it is likely to be

a protein

a cabohydrate

a fat

a fatty acid and glycerol

an amino acid

Detalhes da Resposta

Read lesson note on Modes Of Nutrition (WAEC)

Read lesson note on DNA Structure And Replication, RNA Transcription (WAEC)

Modes Of Nutrition

DNA Structure And Replication, RNA Transcription

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Pergunta 17 Relatório

In rhizopus carbohydrate is stored in the form of

Glucose

Paramylon

Glycogen

Starch

Oil

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Pergunta 18 Relatório

which of these worms is beneficial to man?

Hookworm

Tapeworm

Roundworm

Earthworm

Guinea worm

Detalhes da Resposta

Read lesson note on Plant Nutrition (WAEC)

Plant Nutrition

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Pergunta 19 Relatório

Plants which can survive in places where the water supply is limited are

bryophytes

mesophytes

xerophytes

hydrophytes

pteridophytes

Detalhes da Resposta

Read lesson note on Blood Transfusion (WAEC)

Read lesson note on Soil (WAEC)

Read lesson note on Co-ordination And Control (JAMB)

Blood Transfusion

Soil

Co-ordination And Control

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Pergunta 20 Relatório

28 g soil sample was heated to a constant weight of 24 g. When further heated to red hot and cooled, it weighed 18 g. What is the percentage of humus in the soil?

22.2

55.6

75.0

25.0

35.7

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Pergunta 21 Relatório

If an isolated living cell is left in distilled water for two hours, it is likely to

lose some of its water to the surrounding water

lose all of its water to the surrounding water

reproduce by binary fission

become more turgid

die due to excess water

Detalhes da Resposta

Read lesson note on Cell Structure (WAEC)

Read lesson note on The Cell And Its Environment: Physical And Biophysical Processes (WAEC)

Cell Structure

The Cell And Its Environment: Physical And Biophysical Processes

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Pergunta 22 Relatório

Starting from the skull end the vertebrate are arranged in the following order

axis, atlas, cervical, thoracic and lumber

atls, cervical, axis, thoracic and lumber

atlas, axis, thoracic, cervical and lumber

atlas, axis, cervical, thoracic and lumber

atlas, thoracic, cervical, axis and lumber

Detalhes da Resposta

Read lesson note on Organization Of Life (WAEC)

Organization Of Life

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Pergunta 23 Relatório

The kidneys of all vertebrates act as osmoregulators. This means that they

keep the composition of the plasma constant

regulate osmotic processes

control the volume of blood entering the kidneys

decrease the osmotic pressure of the blood

increase the osmotic pressure of blood

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Pergunta 24 Relatório

Which of the following will not allow osmosis to take place

pig's bladder

cellophane

parchment paper

transparent polythene

cow's bladder

Detalhes da Resposta

Read lesson note on Blood Transfusion (WAEC)

Read lesson note on The Cell And Its Environment: Physical And Biophysical Processes (WAEC)

Blood Transfusion

The Cell And Its Environment: Physical And Biophysical Processes

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Pergunta 25 Relatório

When spirogyra cell is immersed in a salt solution more concentrated than its cell sap, it

Remains unchanged

Takes up water an burst

Absorbs a little water

Loses water and shrivels

Becomes turgid

Detalhes da Resposta

Read lesson note on Nucleic Acids (WAEC)

Read lesson note on Cell Structure (WAEC)

Nucleic Acids

Cell Structure

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Pergunta 26 Relatório

‘Jointed skeleton’ is absent in the

Cockroach

Spider

Millipede

Snail

Dragon fly

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Pergunta 27 Relatório

A centipede differs from a millipede by its

colour

numerous abdominal segment

paired legs on each abdominal segment

poison claws

cylindrical body

Detalhes da Resposta

Read lesson note on Animal Nutrition (WAEC)

Animal Nutrition

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Pergunta 28 Relatório

The movement of plant in response to external stimulus of no particular direction is

taxism

tropism

hyptotropic movement

nastic movement

phototropism

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Pergunta 29 Relatório

In what order do the following structure develop during the metamorphosis of the toad? 1. External gills 2. Internal gills 3. Forelimbs 4.Hindlimbs 5. Mouth

12345

15243

21345

53412

54321

Detalhes da Resposta

Read lesson note on Soil (WAEC)

Soil

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Pergunta 30 Relatório

Which of the following represents the evolutionary sequence in these plants? 1. Flowering plants 2. Ferns 3. Mosses 4. Algae 5. Conifers

2 → 1 → 4 → 3 → 5

5 → 4 → 3 → 2 → 1

2 → 4 → 5 → 1 →3

3 → 2 → 4 → 5 → 1

4 → 3 → 2 → 5 → 1

Detalhes da Resposta

Read lesson note on Evolution (Theories and Evidence) (WAEC)

Evolution (Theories and Evidence)

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Pergunta 31 Relatório

The main function of 6 is to?

Separate 5 from 7

Produce more of 5 and 7

Produce Cork

Translocate water and mineral salt

Conduct carbon dioxide to the other parts

Detalhes da Resposta

Read lesson note on Transport System (WAEC)

Read lesson note on Cell Structure (WAEC)

Transport System

Cell Structure

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Pergunta 32 Relatório

In a positive phototropic response of a coleoptile, the region of greatest curvature is brought about by the

movement of auxins away from the region of curvature

even distribution of auxins in all parts of the coleoptile

inhibition of growth by auxins in the region f smaller curvature

concentration of auxins in the region of curvature

absence of auxins in the coleoptile

Detalhes da Resposta

Read lesson note on Protein Synthesis (WAEC)

Read lesson note on Nucleic Acids (WAEC)

Protein Synthesis

Nucleic Acids

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Pergunta 33 Relatório

Which of the following diseases is NOT caused by a virus?

Rinderpest

Maize rust

Newcastle diseases

Swine fever

Cassava mosaic diseases

Detalhes da Resposta

Read lesson note on Animal Nutrition (WAEC)

Read lesson note on Resources To Be Conserved: Soil, Water, Wildlife (WAEC)

Read lesson note on Microorganisms Around Us (WAEC)

Animal Nutrition

Resources To Be Conserved: Soil, Water, Wildlife

Microorganisms Around Us

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Pergunta 34 Relatório

Which of the following elements are necessary for the formation of chlorophyll in a plant?

magnesium and iron

Calcium and potassium

Calcium and sulphur

Potasium and sulphur

Phosphorus and potassium

Detalhes da Resposta

Read lesson note on Population Studies By Sampling (WAEC)

Read lesson note on Nucleic Acids (WAEC)

Population Studies By Sampling

Nucleic Acids

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Pergunta 35 Relatório

Which of the following is NOT a characteristic of monocot plants?

Occurrence of secondary thickening

Parallel venation

Scattered vascular bundles

Floral parts arranged in threes

Perianth is usually insignificant

Detalhes da Resposta

Read lesson note on Morphology Of Monocotyledonous And Dicotyledonous Plants (WAEC)

Morphology Of Monocotyledonous And Dicotyledonous Plants

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Pergunta 36 Relatório

Root hairs are developed from the

root apex

epidermis of root

vascular bundles

endodermis

pericycle

Detalhes da Resposta

Read lesson note on Structural Adaptation For Obtaining Food (WAEC)

Read lesson note on Tissues And Supporting Systems: (WAEC)

Read lesson note on Cell Structure (WAEC)

Structural Adaptation For Obtaining Food

Tissues And Supporting Systems:

Cell Structure

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Pergunta 37 Relatório

What is the genetic ratio of the F2 generation if members of F generation are allowed to self-pollinate?

1 tall : 3 short

3 tall : 1 short

1 tall : 1 short

4 short : 0 tall

4 tall : 0 short

Detalhes da Resposta

Read lesson note on Genetic Terminologies (WAEC)

Genetic Terminologies

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Pergunta 38 Relatório

Which of the following statements is NOT true of insectivorous plants?

They obtain part of their food by trapping and feeding on insects

They attract insects simply because of pollination

Thay can grow in soils poor in nitrogenous salts

They can supplement their nitrgen supply by feeding on insects

Example include butterworts, sundews and pitcher plants

Detalhes da Resposta

Read lesson note on Plant Nutrition (WAEC)

Plant Nutrition

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Pergunta 39 Relatório

Which of the following structure is NOT found in the female agama lizard?

Pre-anal pads

Eardrum

Gular fold

Nasal scale

Nuchal crest

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Pergunta 40 Relatório

Herbs differ from shrubs because they

do not produce fruit

are useful to herbalist

do not become woody

are only annual

are only perennials

Detalhes da Resposta

Read lesson note on Forms In Which Living Cells Exist (WAEC)

Forms In Which Living Cells Exist

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Pergunta 41 Relatório

In a dicot leaf, guard cells differ from other epidermal cells because they

have no definite shape

lack nuclei

are smaller

contain chloroplast

lack vacuole

Detalhes da Resposta

Read lesson note on Morphology Of Monocotyledonous And Dicotyledonous Plants (WAEC)

Read lesson note on Natural Habitats (JAMB)

Morphology Of Monocotyledonous And Dicotyledonous Plants

Natural Habitats

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Pergunta 42 Relatório

Which of the following statements is NOT true of mammalian erythrocytes?

They have haemoglobin

they appear yellow when looked at singly

They are disc shaped

The cell are more numerous than leucocytes

They have nuclei at maturity

Detalhes da Resposta

Read lesson note on Classification (WAEC)

Read lesson note on Blood Transfusion (WAEC)

Read lesson note on Support And Movement (JAMB)

Classification

Blood Transfusion

Support And Movement

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Pergunta 43 Relatório

Which of the following features can be used to identify the figure above?

Position of 7

Its circular nature

Number of 5

Presence of 3

Width of 2

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Pergunta 44 Relatório

In woody plants, grass and water vapour are transported across the stems by the

xylem fibres

medullary rays

sieve tubes

phloem fibres

phloem parenchyma

Detalhes da Resposta

Read lesson note on Transport System (WAEC)

Read lesson note on Classification (WAEC)

Transport System

Classification

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Pergunta 45 Relatório

The function of the ossicles (malleus, incus and stapes) in the mammalian ear is

Transmission of vibrations

Regulation of pressure

Support of the inner ear

Maintenance of balance during motion

Secretion of oil

Detalhes da Resposta

Read lesson note on Cell Structure (WAEC)

Cell Structure

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Pergunta 46 Relatório

An organism having one pair of identical genes is

a heterozygote

a hybride

an allelomorph

a homozygote

a diploid

Detalhes da Resposta

Read lesson note on Behavioural Adaptations In Social Animals (WAEC)

Read lesson note on Heredity (JAMB)

Behavioural Adaptations In Social Animals

Heredity

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Pergunta 47 Relatório

Which of the following diseases could be exclusively associated with river basin?

Malaria

Syphilis

Onchocerciasis

Cholera

Poliomyelitis

Detalhes da Resposta

Read lesson note on Humans And Environment (JAMB)

Read lesson note on Plant Nutrition (WAEC)

Humans And Environment

Plant Nutrition

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Pergunta 48 Relatório

Which of the following statements about the rate of transpiration is INCORRECT? It is

Dependent on temperature

Affected by changes in light intensity

Unaffected by humidity

Dependent on air movement

Affected by availability of water

Detalhes da Resposta

Read lesson note on Transport System (WAEC)

Read lesson note on Relevance Of Biology To Agriculture (WAEC)

Transport System

Relevance Of Biology To Agriculture

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Pergunta 49 Relatório

In the onion bulb, food is stored in the

stem

lateral buds

cotyledons

outer scale leave

leaf base

Detalhes da Resposta

Read lesson note on Nutrition (JAMB)

Read lesson note on Morphology Of Monocotyledonous And Dicotyledonous Plants (WAEC)

Nutrition

Morphology Of Monocotyledonous And Dicotyledonous Plants

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Pergunta 50 Relatório

One disease NOT caused directly by bacteria is

malaria

tuberculosis

pneumonia

tetanus

cholera

Detalhes da Resposta

Read lesson note on Resources To Be Conserved: Soil, Water, Wildlife (WAEC)

Resources To Be Conserved: Soil, Water, Wildlife

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