NECO SSCE - Biology - 2002 (Objective)

Question 1 Report

In the nucleus of a cell, the thread-like structure in which genes are embedded is

centriole

chromosomes Correct answer

cytoplasm

somatic cell

spindles

Answer Details

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Question 2 Report

The incomplete breakdown of glucose into alcohol, carbon dioxide and energy is referred to as

decay

digestion

fermentation Correct answer

oxidation

respiration

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Question 3 Report

A group of interacting populations in a particular habitat can be described as

biome

biosphere

community Correct answer

ecosystem

environment

Answer Details

Read lesson note on Local (Nigerian) Biomes (JAMB)

Read lesson note on Humans And Environment (JAMB)

Read lesson note on Microorganisms Around Us (WAEC)

Read lesson note on Natural Habitats (JAMB)

Read lesson note on Ecological Factors (WAEC)

Local (Nigerian) Biomes

Humans And Environment

Microorganisms Around Us

Natural Habitats

Ecological Factors

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Question 4 Report

Which is NOT a viral disease?

chicken pox

common cold

measles

poliomyelitis

tuberculosis Correct answer

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 5 Report

Iron is mainly required by plants for_________formation.

Chlorophyll Correct answer

glucose

protein

nuclear

nucleproteins

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Question 6 Report

An example of a disease linked to the sex-chromosome is

colour blindness Correct answer

gonorrhea

night blindness

syphilis

tuberculosis

Answer Details

Read lesson note on Linkage, Sex Determination And Sex Linked Characters (WAEC)

Linkage, Sex Determination And Sex Linked Characters

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Question 7 Report

Which statement about how all life started is NOT true according to current thinking on evolutionary trends?

animals to plant life Correct answer

aquatic to terrestrial forms

non-specialization to specialization in functions

simple to complex forms

unicellularity to multicellularity

Answer Details

Read lesson note on Structural Adaptation For Survival (WAEC)

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

Structural Adaptation For Survival

Evolution (Theories and Evidence)

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Question 8 Report

Which organelle is responsible for photosynthesis?

cell wall

chloroplast Correct answer

cell membrane

nucleus

ribosomes

Answer Details

Read lesson note on Cell Structure (WAEC)

Cell Structure

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Question 9 Report

Herbicides are agricultural chemicals that

encourage growth of weeds

Increase the soil fertility

improve disease resistance of crop

suppress crop growth

suppress weed growth Correct answer

Answer Details

Read lesson note on Classification (WAEC)

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

Classification

Evolution (Recombination DNA)

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Question 10 Report

The sum total of all the roles an organism plays in a habitat is referred to as its

ecology

ecosystem

habit

habitat

niche Correct answer

Answer Details

Read lesson note on Local (Nigerian) Biomes (JAMB)

Read lesson note on Ecosystem (WAEC)

Local (Nigerian) Biomes

Ecosystem

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Question 11 Report

The hormones produced in the hypothalamus are

auxin and somatotropium

oxytocin and vasopressin Correct answer

parathormone and progesterone

testosterone and insulin

thyroxine and nor-adrenalin

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 12 Report

Oxygenated blood from the lungs is carried to the left atrium of the heart through the

portal vein

pulmonary artery

pulmonary vein Correct answer

renal artery

superior vena cava

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Question 13 Report

An inflorescence is a

group of flowers borne on the same stalk

group of flowers born on different stalks Correct answer

flower pollinated by wind

many flowers on the same plant

plants which have both male and female reproductive organs

Answer Details

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Question 14 Report

Thick succulent stems and leaves are an adaptation for conservation of water

prevention of heat stroke Correct answer

protection

reproduction

sun tanning

Answer Details

Read lesson note on Adaptive Colouration (WAEC)

Adaptive Colouration

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Question 15 Report

Use the data to answer this question

A class of 40 set out to determine the population of lizards in a bound field measuring 200 metres by 100 metres using the capture-recapture method.

In their first outing, the students captured a total of 360 lizards all of which were marked with indelible ink and then released back into the field.

After a one week interval the students went back into the field and caught a total of 250 lizards out of which 150 bore the indelible ink mark.

The population density of the lizards in the field is?

0.003 per m ²

0.03 per m ² Correct answer

3 per m ²

4 per m ²

6 per m ²

Answer Details

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

Co-ordination And Control

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Question 16 Report

The result of placing a plant cell in a hypertonic solution for a long time is ________of the cell.

crenation

flaccidity Correct answer

haemolysis

turgidity

vasodilation

Answer Details

Read lesson note on Cellular Respiration (WAEC)

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

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

Cellular Respiration

Factors Affecting The Distribution Of Organisms

The Cell And Its Environment: Physical And Biophysical Processes

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Question 17 Report

The number of daughter cells formed at the end of mitosis is

2 Correct answer

Answer Details

Read lesson note on Cell Cycle (WAEC)

Cell Cycle

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Question 18 Report

The remains impressions of animals and plants preserved in rocks are referred to as

crusts

fossils Correct answer

honeycomb

plaques

residues

Answer Details

Read lesson note on Classification (WAEC)

Classification

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Question 19 Report

Which organism is a primary producer?

Cassava Correct answer

cricket

grasshopper

hawk

lizard

Answer Details

Read lesson note on Biotechnology (WAEC)

Biotechnology

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Question 20 Report

Which statement is NOT true of both meiosis and mitosis?

aligning of chromosomes at equator

disintegration of nuclear material

formation of spindle apparatus

halving the number of chromosomes Correct answer

thickening and shortening of chromosomes

Answer Details

Read lesson note on Organization Of Life (WAEC)

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

Organization Of Life

The Cell And Its Environment: Physical And Biophysical Processes

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Question 21 Report

Mammals are said to be homoiothermic because their body temperature is

always higher than that of their environment

always lower than that of their environment

always the same as that of their environment

relatively constant irrespective of that of their environment Correct answer

remains at 37 ^o c all the time

Answer Details

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

Co-ordination And Control

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Question 22 Report

Which part of Euglena performs a similar function to that of the oral groove in paramecium?

contractile vacuole

ectoplasm

endoplasm

gullet Correct answer

nucleus

Answer Details

Read lesson note on Respiration (JAMB)

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

Respiration

Amoeba, Paramecium, And Euglena

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Question 23 Report

The autonomic nervous system comprises of the

brain and spinal cord

brain and nerves

dendrite and axon

spinal cord and neuron

sympathetic and parasympathetic systems Correct answer

Answer Details

Read lesson note on Nervous Coordination (WAEC)

Nervous Coordination

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Question 24 Report

The pro-condition for transfusion of blood to an accident victim is

assess the level of blood lost

boil the blood before transfusion

cross-match the victims and donor blood groups Correct answer

mix the blood to be donated with sulphur

remove the remaining blood from the accident victim before transfusing the blood

Answer Details

Read lesson note on Crime Detection (WAEC)

Crime Detection

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Question 25 Report

A pair of genes which controls a trait is described as

allele Correct answer

dominant

hybrid

recessive

variant

Answer Details

Read lesson note on Genetic Terminologies (WAEC)

Genetic Terminologies

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Question 26 Report

Which reagent is used to test for the presence of starch in a food substance?

anhydrous copper (II) sulphate

Fehling’s solution

iodine solution Correct answer

iron(III) oxide

Million’s reagent

Answer Details

Read lesson note on Nutrition (JAMB)

Read lesson note on Transport (JAMB)

Read lesson note on Nucleic Acids (WAEC)

Nutrition

Transport

Nucleic Acids

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Question 27 Report

The interaction between members of the same population over scarce resources is called

behavioural adaptation

inter-specific competition

intra-specific competition Correct answer

morphological variation

structural adaptation

Answer Details

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

Co-ordination And Control

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Question 28 Report

Which climatic feature is NOT commonly found in Nigeria?

flooding

harmattan

heat intensity

rainfall

volcanic eruptions Correct answer

Answer Details

Read lesson note on Local (Nigerian) Biomes (JAMB)

Local (Nigerian) Biomes

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Question 29 Report

Which is NOT a living thing?

bacteria

fern

fungi

protozoa

virus Correct answer

Answer Details

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Question 30 Report

Which process will NOT release carbon dioxide into the atmosphere?

Burning

exhalation

photosynthesis Correct answer

putrefaction

respiration

Answer Details

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Question 31 Report

Which excretory product is NOT found in mammals?

ammonia Correct answer

carbon dioxide

mineral salts

urea

water

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 32 Report

What is NOT a supporting tissue in plant?

collenchymas

coracoid Correct answer

parenchyma

sclerenchyma

xylem

Answer Details

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

Tissues And Supporting Systems:

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Question 33 Report

Use the data to answer this question

A class of 40 set out to determine the population of lizards in a bound field measuring 200 metres by 100 metres using the capture-recapture method.

In their first outing, the students captured a total of 360 lizards all of which were marked with indelible ink and then released back into the field.

After a one week interval the students went back into the field and caught a total of 250 lizards out of which 150 bore the indelible ink mark.

What is the estimated population of lizards in the field?

100

300

400

560

600 Correct answer

Answer Details

Read lesson note on Local (Nigerian) Biomes (JAMB)

Local (Nigerian) Biomes

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Question 34 Report

Which process best explains the raising upward and outward of the ribs during breathing?

aerobic respiration