NECO SSCE - Biology - 2003 (Objective)

Question 1 Report

i 2/2, c 1/1, pm 2/2, m 3/3 The above dental formula represents the dentition of

cow

dog

man Correct answer

rabbit

sheep

Answer Details

Read lesson note on Genetic Terminologies (WAEC)

Genetic Terminologies

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Question 2 Report

The organelle responsible for the transportation of substances within the cell is

cell membrane

chloroplast

endoplasmic reticulum Correct answer

lysosome

mitochondrion

Answer Details

Read lesson note on Cellular Respiration (WAEC)

Read lesson note on Cell Structure (WAEC)

Cellular Respiration

Cell Structure

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Question 3 Report

Which of the following is NOT a function of the mammalian skin?

detoxication Correct answer

excretion

production of vitamin D

protection

temperature control

Answer Details

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Question 4 Report

Thrombocytes are responsible for

blood clotting Correct answer

digestion of food

ingestion of bacteria

transportation of digested food

transportation of dissolved oxygen

Answer Details

Read lesson note on Nutrition (JAMB)

Read lesson note on Growth (JAMB)

Nutrition

Growth

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Question 5 Report

Which of the following is NOT a plant hormone?

Abscissic acid

Auxin

Cytokinin

Cytochrome Correct answer

Gibberellins

Answer Details

Read lesson note on Properties And Functions Of The Living Cell (WAEC)

Properties And Functions Of The Living Cell

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Question 6 Report

Which of the following is NOT true of enzymes?

Their reactions are reversible

Their reactions are irreversible Correct answer

They remain unchanged after the reaction

They are affected by high temperatures

They have active sites

Answer Details

Read lesson note on Protein Synthesis (WAEC)

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

Read lesson note on Cell Structure (WAEC)

Protein Synthesis

Application Of The Principles Of Heredity

Cell Structure

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Question 7 Report

The following are courtship behaviors in animals EXCEPT

copulation Correct answer

display

pairing

seasonal migration

territoriality

Answer Details

Read lesson note on Evolution Among The Monera, Protista, Fungi, Plantar and Animalia (JAMB)

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

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

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

Read lesson note on The Ecology Of Populations (JAMB)

Evolution Among The Monera, Protista, Fungi, Plantar and Animalia

Simple Measurement Of Ecological Factors

Behavioural Adaptations In Social Animals

Evolution (Theories and Evidence)

The Ecology Of Populations

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Question 8 Report

The tip of the tongue is sensitive to

bitter taste

salty taste

sweet taste Correct answer

salty and sweet taste

sour taste

Answer Details

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Question 9 Report

The rate of transpiration of a leafy shoot can be measured with

anemometer

barometer

photometer

potometer Correct answer

thermometer

Answer Details

Read lesson note on Ecological Management: Tolerance, Minimum And Maximum (WAEC)

Ecological Management: Tolerance, Minimum And Maximum

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Question 10 Report

Autecology is defined as the study of Interrelationship of

many species of organisms and their environment

same species of organisms and their environment Correct answer

organisms in the atmosphere

organisms under the earth’s surface

organisms in water

Answer Details

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

Co-ordination And Control

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Question 11 Report

The process by which some organisms oxidize inorganic compounds to obtain energy is known as

catabolism

chemosynthesis

glycolysis Correct answer

metabolism

photosynthesis

Answer Details

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

Read lesson note on Nucleic Acids (WAEC)

Microorganisms: Man And Health

Nucleic Acids

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Question 12 Report

Which of the following factors affects enzyme activity?

Atmospheric pressure

oxygen

carbondioxide

temperature Correct answer

Rainfall

Answer Details

Read lesson note on Properties And Functions Of The Living Cell (WAEC)

Properties And Functions Of The Living Cell

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Question 13 Report

Which of the following organisms possesses both plant and animal characteristics?

Amoeba

Euglena Correct answer

Paramecium

Spirogyra

Volvox

Answer Details

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

Forms In Which Living Cells Exist

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Question 14 Report

The association between guinea worm and tissues of man is called

commensalism

parasitism Correct answer

predation

Saprophytism

Symbiosis

Answer Details

Read lesson note on Factors Affecting The Distribution Of Organisms (JAMB)

Read lesson note on The Ecology Of Populations (JAMB)

Factors Affecting The Distribution Of Organisms

The Ecology Of Populations

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Question 15 Report

Vitamin K deficiency causes

constipation

indigestion

low sperm count

uncontrolled haemorrhage Correct answer

stomach and duodenal ulcer

Answer Details

Read lesson note on Support And Movement (JAMB)

Support And Movement

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Question 16 Report

Which practice does NOT promote the health of the community?

burning of refuse in incinerators

disposal of human sewage using water closets

legislating in favour of sexual indulgence Correct answer

provision of portable pipe-borne water

sitting of industries downstream away from habitations

Answer Details

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Question 17 Report

Which of the following is NOT a function of dilute hydrochloric acid secreted in the stomach of man?

acidities the contents

activates pepsin

inactivates pepsin Correct answer

inactivates ptyalin

kills micro organisms

Answer Details

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Question 18 Report

Which of the following is NOT an excretory organ?

Heart Correct answer

Kidney

Liver

Lung

Skin

Answer Details

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

Excretory Systems And Mechanisms; Types Of Excretory Systems

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Question 19 Report

A population can be referred to as the number of

adult organisms in an ecosystem

female species in an ecosystem

male species in an ecosystem

organisms of same species in an ecosystem Correct answer

organisms that can withstand harsh conditions

Answer Details

Read lesson note on Support And Movement (JAMB)

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

Support And Movement

Co-ordination And Control

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Question 20 Report

The sun rays reach the earth’s surface by

conduction

convection

radiation Correct answer

reflection

refraction

Answer Details

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

The Cell And Its Environment: Physical And Biophysical Processes

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Question 21 Report

Sneezing in man is controlled by?

cerebellum

cerebrum

hypothalamus

pineal body

medulla oblongata Correct answer

Answer Details

Read lesson note on Hormonal Coordination (WAEC)

Read lesson note on Nervous Coordination (WAEC)

Hormonal Coordination

Nervous Coordination

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Question 22 Report

The axial skeleton is made up of

fore and hind limbs

limbs and limb girdles

ribs and sternum Correct answer

skull and limbs

skull and spine

Answer Details

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

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

Tissues And Supporting Systems:

Morphology Of Monocotyledonous And Dicotyledonous Plants

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Question 23 Report

The following are effects of food shortage on population size EXCEPT

competition

decline in reproduction

emigration

increase in natality Correct answer

mortality

Answer Details

Read lesson note on Ecology Of Population (WAEC)

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

Read lesson note on Alimentary System (WAEC)

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

Ecology Of Population

Co-ordination And Control

Alimentary System

Reproduction (Physical Changes In Males And Females)

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Question 24 Report

When a plant shows reddish leaves, the soil is deficient in

calcium

iron

nitrogen

phosphorus Correct answer

sulphur

Answer Details

Read lesson note on Humans And Environment (JAMB)

Read lesson note on Plant Nutrition (WAEC)

Humans And Environment

Plant Nutrition

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Question 25 Report

Chromosomes are found in the

cell membrane

centriole

mitochondrion

nucleus Correct answer

lysosome

Answer Details

Read lesson note on Cell Structure (WAEC)

Cell Structure

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Question 26 Report

Which of the following instruments is used for measuring the speed of wind?

anemometer Correct answer

barometer

hygrometer

manometer

windvane

Answer Details

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

Simple Measurement Of Ecological Factors

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Question 27 Report

Here is a list of natural resources:

I. Wildlife
II. Forest
III. Fossil fuel
IV. Minerals

Which of the natural resources are renewable?

I and IV

II and III

I and II Correct answer

I and III

I, II, III and IV

Answer Details

Read lesson note on 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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Question 28 Report

Which of the following factors affect population?

competition and natality rate

heat and space

food and mortality rate

Space and competition

Water and light Correct answer

Answer Details

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

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

Co-ordination And Control

Relevance Of Biology To Agriculture

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Question 29 Report

Herbicides are chemicals used to

check the spread of diseases

control dormancy in seeds

control insects

control weeds Correct answer

control pests

Answer Details

Read lesson note on Classification (WAEC)

Classification

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Question 30 Report

The biosphere can best be defined as part of the

atmosphere that contains moisture

earth that contains gases

earth that is liquid

earth that supports life Correct answer

ocean that supports life

Answer Details

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Question 31 Report

The bee that lays eggs in a hive is called

broiler

drone

layer

queen Correct answer

worker

Answer Details

Read lesson note on Sense Organs (Eyes & Ears) (WAEC)

Sense Organs (Eyes & Ears)

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Question 32 Report

The following are major groups of the plant kingdom EXCEPT

Bryophyta

Chiorophyta Correct answer

Pteridophyta

Spermatophyta

Thallophyta

Answer Details

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

Read lesson note on Mosses And Ferns (WAEC)

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

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

Forms In Which Living Cells Exist

Mosses And Ferns

Amoeba, Paramecium, And Euglena

Morphology Of Monocotyledonous And Dicotyledonous Plants

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Question 33 Report

Which of the following plant products can be used to confirm that photosynthesis has taken place?

glucose

fats

protein

starch Correct answer

vitamins

Answer Details

Read lesson note on Nutrient Cycling In Nature (WAEC)

Read lesson note on Nutrition (JAMB)

Nutrient Cycling In Nature

Nutrition

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Question 34 Report

Translocation of food substances in plants takes place through

collenchyma

parenchyma

phloem Correct answer

sclerenchyma

xylem

Answer Details

Read lesson note on Transport System (WAEC)

Read lesson note on Cell Structure (WAEC)

Transport System

Cell Structure

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Question 35 Report

Which of the following is an immediate source of energy to man?

Beans

Butter

Egg

Orange Correct answer

Plantain

Answer Details

Read lesson note on Animal Nutrition (WAEC)

Read lesson note on Support And Movement (JAMB)

Animal Nutrition

Support And Movement

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Question 36 Report

Which of the following is a liver disease?

diuresis

dropsy

hepatitis Correct answer

nephritis

oedema

Answer Details

Read lesson note on 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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Question 37 Report

Here is a list of natural resources:

I. Wildlife
II. Forest
III. Fossil fuel
IV. Minerals

Which of the natural resources are non-renewable?

I and II only

I and III only

I and IV only

II and III only

III and IV only Correct answer

Answer Details

Read lesson note on Animal Nutrition (WAEC)

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

Animal Nutrition

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

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Question 38 Report

Which of the organisms is a primary consumer?

Cassava

Grasshopper Correct answer

Hawk

Lizard

Toad

Answer Details

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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Question 39 Report

The respiratory structures of insects are

body surfaces

gills

kidneys

lung

tracheae Correct answer

Answer Details

Read lesson note on Properties And Functions Of The Living Cell (WAEC)

Read lesson note on Respiratory System (WAEC)

Properties And Functions Of The Living Cell

Respiratory System

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Question 40 Report

The function of digestive enzymes is to

acidify food

build up food

emulsify fats

quicken absorption

enhance food breakdown Correct answer

Answer Details

Read lesson note on Animal Nutrition (WAEC)

Animal Nutrition

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Question 41 Report

A flower made up of one carpel is referred to as

apocarpous

monocarpus Correct answer

monogamous

pericarpus

Syncarpous

Answer Details

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Question 42 Report

Which of the following is NOT a family planning method?

abstinence

contraceptive device

masturbation Correct answer

sterilization

use of condoms

Answer Details

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Question 43 Report

The excretory organ of earthworms is known as

contractile vacuole

flame cell

malphigian tubule

nephridium Correct answer

kidney

Answer Details

Read lesson note on Excretory System (WAEC)

Excretory System

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Question 44 Report

Which of the following is an example of a multiple fruit?

cashew

maize

mango

orange

pineapple Correct answer

Answer Details

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

Internal Structure Of A Flowering Plant

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