JAMB UTME - Biology - 1981 | Green Bridge CBT

Pergunta 1 Relatório

What is name of the respiratory organ of the crab?

Tubules

Trachaea

Spiracles

Lungs

Gills

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Pergunta 2 Relatório

Which of the following insects has an incomplete metamorphosis during its life circle?

Butterfly

Bee

Mosquito

House-fly

Grasshopper

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Pergunta 3 Relatório

Soil is said to be fertile if

It is black

it can supply usable nutrients to plants

the oxygen content is very high

artificial manure is added to it

it is not waterlogged

Detalhes da Resposta

Read lesson note on Soil (JAMB)

Read lesson note on Soil (WAEC)

Soil

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Pergunta 4 Relatório

All the following are digestive enzymes except

bile

lipase

maltase

pepsin

ptyalin

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Read lesson note on Alimentary System (WAEC)

Alimentary System

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Pergunta 5 Relatório

A surprising fact about sickle cell disease is that it

affects only black people

kills the patient

is hereditary

affects blood cells

weakens the patient

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Pergunta 6 Relatório

One common feature of the fungi, algae, mosses and ferns is that they

are photosynthetic

show alternation of generation

reproduce by means of conjugation

can survive dry conditions

have no seeds

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Pergunta 7 Relatório

Spirogyra reproduces vegetatively by

spore production

fragmentation

multiple fission

budding

binary fission

Detalhes da Resposta

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

Read lesson note on Reproduction (Physical Changes In Males And Females) (WAEC)

Forms In Which Living Cells Exist

Reproduction (Physical Changes In Males And Females)

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Pergunta 8 Relatório

Milk protein is hydrolyzed by

renin

amylase

lipase

lactase

pepsin

Detalhes da Resposta

Read lesson note on Protein Synthesis (WAEC)

Protein Synthesis

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Pergunta 9 Relatório

The kind of teeth used for tearing food materials is the

fang

canine

premolar

carnassial

incisor

Detalhes da Resposta

Read lesson note on Nutrition (JAMB)

Nutrition

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Pergunta 10 Relatório

The two types of human tapeworm can be distinguished by the presence or absence of

scolex

hook

head

sucker

proglottis

Detalhes da Resposta

Read lesson note on Classification (WAEC)

Read lesson note on Cell Structure (WAEC)

Classification

Cell Structure

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Pergunta 11 Relatório

Normally any character shown by an organism is due to the effects of

hormones and chromosomes

chromosomes

mutation

hormones and genes

genes and enviroment

Detalhes da Resposta

Read lesson note on Genetic Terminologies (WAEC)

Read lesson note on Chromosomes: The Basis Of Heredity (WAEC)

Genetic Terminologies

Chromosomes: The Basis Of Heredity

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Pergunta 12 Relatório

The bone labelled X in the figure above is the

ulna

fibula

radius

humerus

tibia

Detalhes da Resposta

Read lesson note on Cell Structure (WAEC)

Cell Structure

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Pergunta 13 Relatório

What is the function of the contractile vacuole in paramecium?

Produces enzymes

Gets rid of excreta

Stores and digest food

Gets rid of excess water

Controls movement

Detalhes da Resposta

Read lesson note on Amoeba, Paramecium, And Euglena (WAEC)

Amoeba, Paramecium, And Euglena

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Pergunta 14 Relatório

A person whose blood can be donated to all other people, must have the blood group

none of the above

Detalhes da Resposta

Read lesson note on Support And Movement (JAMB)

Support And Movement

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Pergunta 15 Relatório

The rate of transpiration of a leafy shoot would be highest under

damp, cold, still air

damp, warm, moving air

dry, warm, moving air

dry, cold, moving air

dry, warm, still air

Detalhes da Resposta

Read lesson note on Ecological Management (WAEC)

Read lesson note on Evolution (Recombination DNA) (WAEC)

Ecological Management

Evolution (Recombination DNA)

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Pergunta 16 Relatório

The hepatic portal vein is unique because it

carries deoxygenated blood

begins and ends with capillaries

is the largest vein in mammals

carries digested food

is the shortest vein in mammals

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Pergunta 17 Relatório

What is the part marked X in the figure above called?

Pulmonary artery

Pulmonary vein

Vena cava

Main aorta

Hepatic artery

Detalhes da Resposta

Read lesson note on Integrated Water Resources Management (WAEC)

Read lesson note on Cell Structure (WAEC)

Read lesson note on Respiratory System (WAEC)

Integrated Water Resources Management

Cell Structure

Respiratory System

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Pergunta 18 Relatório

A plant which has a horizontal underground stem is

rhizome

corm

creeper

tuber

bulb

Detalhes da Resposta

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

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

Forms In Which Living Cells Exist

Tissues And Supporting Systems:

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Pergunta 19 Relatório

The functional unit of a mammalian kidney is the

urethra

malphigian capsule

glomerulus

nephron

ureter

Detalhes da Resposta

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

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

Read lesson note on Spirogyra And Rhizopus (WAEC)

Read lesson note on Natural Habitats (JAMB)

Tissues And Supporting Systems:

Excretory Systems And Mechanisms Types Of Excretor

Spirogyra And Rhizopus

Natural Habitats

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Pergunta 20 Relatório

Which of the following statements is NOT true of menstruation?

It occurs monthly

The discharge contains amniotic fluid

Its signifies no conception

It involves the lining of uterus

It may cause pains

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Pergunta 21 Relatório

Which of the following statement is NOT true of symbiosis?

Symbionts must be living

It is an association of 'give and take'

The association may involve two plants

Association between two similar species

Symbionts derive mutual benefit

Detalhes da Resposta

Read lesson note on Symbiotic Interactions Of Plants And Animals (JAMB)

Read lesson note on Natural Habitats (JAMB)

Symbiotic Interactions Of Plants And Animals

Natural Habitats

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Pergunta 22 Relatório

What would happen if solution Y is more concentrated than solution X in the figure above?

the level of X would rise, Y would fall

the level of X would rise Y would rise

The level of X and Y would stay the same

The level of Y would rise and X would fall

The levels of Y would fall and X would fall

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Pergunta 23 Relatório

The thoracic vertebrae of a mammal is characterized by the

vertebraterial canal

prominent neural arch

prominent transverse

prominent neural spine

prominent centrum

Detalhes da Resposta

Read lesson note on Organization Of Life (WAEC)

Organization Of Life

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Pergunta 24 Relatório

Where is the food stored in yam plant?

stem

Bud

Adventitous root

Leaves

Tap root

Detalhes da Resposta

Read lesson note on Protein Synthesis (WAEC)

Protein Synthesis

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Pergunta 25 Relatório

The deficiency of vitamin D leads to

scurvy

pellagra

rickets

beriberi

polio

Detalhes da Resposta

Read lesson note on Population Studies By Sampling (WAEC)

Population Studies By Sampling

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Pergunta 26 Relatório

The tissue which connects a muscle to a bone is a

cartiligae

muscle fibre

tendon

ligament

connecting fibre

Detalhes da Resposta

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

Tissues And Supporting Systems:

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Pergunta 27 Relatório

If Benedict's solution gives a positive result in a food test, the food contains

sugar

protein

oil

fat

cellulose

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Pergunta 28 Relatório

The correct figured sequence for the following labeled parts (stigma, ovary wall, embryo sac, integument and micropyle) is

12453

24135

21435

14325

31425

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Pergunta 29 Relatório

Which of the following is NOT true of wind-pollinated flowers?

A large amount of pollen produced

Light smooth pollen grains

Small inconspicuous flowers

Scented petals

Large pendulous anther

Detalhes da Resposta

Read lesson note on Internal Structure Of A Flowering Plant (JAMB)

Internal Structure Of A Flowering Plant

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Pergunta 30 Relatório

In a bakery, yeast is added to flour to make bread rise. This is possible because yeast produces

alcohol

oxygen

carbon dioxide

energy

ethanol

Detalhes da Resposta

Read lesson note on Movement (WAEC)

Read lesson note on Nucleic Acids (WAEC)

Movement

Nucleic Acids

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Pergunta 31 Relatório

Which of the following instruments is used to demonstrate the response of roots and shoots to gravity?

Klinostat

Manometer

Porometer

Potometer

Photometer

Detalhes da Resposta

Read lesson note on Natural Habitats (JAMB)

Natural Habitats

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Pergunta 32 Relatório

Choose the sequence which represents the correct order of organisms in a food chain.

Grass, snake, toad, grasshopper, hawk

Grass, grasshopper, toad, snake, hawk

Grass, grasshopper, snake, toad, hawk

Grass, snake, grasshopper, toad, hawk

Grass, toad, snake, grasshopper, hawk

Detalhes da Resposta

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

Read lesson note on Reproduction (Physical Changes In Males And Females) (WAEC)

Food Webs And Trophic Levels

Reproduction (Physical Changes In Males And Females)

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Pergunta 33 Relatório

An instrument used in measuring the speed of wind is

a barometer

a wind gauge

a wind vane

an anemometer

a hydrometer

Detalhes da Resposta

Read lesson note on Microorganisms: Man And Health (WAEC)

Read lesson note on Simple Measurement Of Ecological Factors (WAEC)

Microorganisms: Man And Health

Simple Measurement Of Ecological Factors

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Pergunta 34 Relatório

Which of the structure becomes the seed coat after fertilization?

Detalhes da Resposta

Read lesson note on Regulation Of Internal Environment (WAEC)

Regulation Of Internal Environment

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Pergunta 35 Relatório

A fruit formed from a single flower having several free carpels is

a multiple fruit

a dry dehiscent fruit

a dry indehiscent fruit

a simple fruit

an aggregate fruit

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

Nitrification means

conversion of nitrates to nitrogen

fixing nitrogen into plants

conversion of nitrates to nitrites

changing of ammonia to nitrities, then nitrates

nitrogen cycle

Detalhes da Resposta

Read lesson note on Nitrogen Cycle (WAEC)

Nitrogen Cycle

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Pergunta 37 Relatório

Which of the following is NOT a function of the liver?

Regulation of blood sugar

Storage of iron

Formation of bile

Breakdown of excess amino acids

Excretion of urea from the blood

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Pergunta 38 Relatório

Growing yam tendrils climb for support. This growth response is

haptotropism

geotropism

phototropism

hydrotropism

chemotropism

Detalhes da Resposta

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Pergunta 39 Relatório

The mushroom is an organism which feeds

parasitically

saprophytically

holozoically

symbiotically

autotrophically

Detalhes da Resposta

Read lesson note on Humans And Environment (JAMB)

Read lesson note on Biotechnology (WAEC)

Humans And Environment

Biotechnology

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Pergunta 40 Relatório

The correct route for a piece of bread eaten by a mammal is

oral cavity - oesophagus - stomach - ileum - rectum

oral - cavity - stomach - oesophagus - duodenum - ileum - rectum

oral cavity - oesophagus - duodenum - rectum

oral cavity - oesophagus - ileum - stomach - duodenum - rectum

oral cavity - oesophagus - stomach - ileum - duodenum - rectum

Detalhes da Resposta

Read lesson note on Alimentary System (WAEC)

Alimentary System

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Pergunta 41 Relatório

The joint at Y in the figure above is

ball and socket

hinge

pivot

rivet

none of the above

Detalhes da Resposta

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Pergunta 42 Relatório

Which of the following animals is cold blooded

Cat

Lizard

Whale

Bird

Horse

Detalhes da Resposta

Read lesson note on Evidence Of Evolution (JAMB)

Evidence Of Evolution

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Pergunta 43 Relatório

If the anthers of a flower mature before the stigma, the condition is termed

epigyny

hypogyny

protogyny

protandry

perigyny

Detalhes da Resposta

Read lesson note on Internal Structure Of A Flowering Plant (JAMB)

Internal Structure Of A Flowering Plant

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Pergunta 44 Relatório

What is the genetic ratio of a cross between homozygous tall plant and a homozygous dwarf plant?

0 tall : 4 short

3 tall : 1 short

2 short : 2 tall

1 tall : 1 short

4 tall : o short

Detalhes da Resposta

Read lesson note on Chromosomes: The Basis Of Heredity (WAEC)

Chromosomes: The Basis Of Heredity

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Pergunta 45 Relatório

Which of the following is the dental formula of man?

i(2/2) c(0/1) pm(2/2) m(3/3)

i(2/2) c(1/1) pm(2/0) m(3/3)

i(2/2) c(1/1) pm(2/2) m(3/3)

i(2/2) c(1/1) pm(3/3) m(2/2)

i(2/2) c(1/1) pm(2/3) m(3/3)

Detalhes da Resposta

Read lesson note on Physiological Variations (WAEC)

Physiological Variations

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Pergunta 46 Relatório

In which of the following plants is swollen shoot disease common?

Groundnut

cocoa

Corn

Cotton

Rubber

Detalhes da Resposta

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Pergunta 47 Relatório

Accommodation of the human eye is best described as the

ability to see distant objects

movement of upper and lower eyelids

focusing of near and distant objects

changing of lens shape due to varying light intensities

constant adjustment of the iris

Detalhes da Resposta

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Pergunta 48 Relatório

which of the labelled tissues in the figure above is responsible for transport of mineral salts and water in living plants?

Detalhes da Resposta

Read lesson note on Transport: Guttation (WAEC)

Transport: Guttation

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Pergunta 49 Relatório

Which of these substance is likely to be deficient in the diet of a person having goitre?

potassuim

calcium

iodine

sodium

Phosphorus

Detalhes da Resposta

Read lesson note on Animal Nutrition (WAEC)

Animal Nutrition

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