NECO SSCE - Biology - 2002 (Objective)

Question 1 Report

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

crenation

flaccidity

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

View Answer

Question 2 Report

Bacteria which derive energy for food synthesis by oxidizing certain inorganic compounds are said to be

chemosynthetic

heterotrophic

parasitic

photosynthetic

saprophylic

Answer Details

View Answer

Question 3 Report

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

colour blindness

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

View Answer

Question 4 Report

An inflorescence is a

group of flowers borne on the same stalk

group of flowers born on different stalks

flower pollinated by wind

many flowers on the same plant

plants which have both male and female reproductive organs

Answer Details

View Answer

Question 5 Report

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

crusts

fossils

honeycomb

plaques

residues

Answer Details

Read lesson note on Classification (WAEC)

Classification

View Answer

Question 6 Report

An example of an exoskeletal structure is

femur

scapula

shell

skull

tibia

Answer Details

View Answer

Question 7 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

remains at 37 ^o c all the time

Answer Details

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

Co-ordination And Control

View Answer

Question 8 Report

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

ecology

ecosystem

habit

habitat

niche

Answer Details

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

Read lesson note on Ecosystem (WAEC)

Local (Nigerian) Biomes

Ecosystem

View Answer

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

Answer Details

Read lesson note on Classification (WAEC)

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

Classification

Evolution (Recombination DNA)

View Answer

Question 10 Report

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

animals to plant life

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)

View Answer

Question 11 Report

Which excretory product is NOT found in mammals?

ammonia

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

View Answer

Question 12 Report

In genetics, test cross is used to

confirm the number of offspring in F1

confirm the number of gametes present in parents

test for heterozygosity

test for X and Y chromosomes

test for the phenotypic ratio

Answer Details

Read lesson note on Transmission And Expression Of Characteristics In Organisms (WAEC)

Read lesson note on Heredity (JAMB)

Transmission And Expression Of Characteristics In Organisms

Heredity

View Answer

Question 13 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

Answer Details

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

Local (Nigerian) Biomes

View Answer

Question 14 Report

The hormones produced in the hypothalamus are

auxin and somatotropium

oxytocin and vasopressin

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

View Answer

Question 15 Report

Which division is NOT part of the atmosphere?

hydrosphere

mesosphere

stratosphere

thermosphere

troposphere

Answer Details

Read lesson note on Ecosystem (WAEC)

Ecosystem

View Answer

Question 16 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

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

View Answer

Question 17 Report

Iron is mainly required by plants for_________formation.

Chlorophyll

glucose

protein

nuclear

nucleproteins

Answer Details

View Answer

Question 18 Report

Which organism is a primary producer?

Cassava

cricket

grasshopper

hawk

lizard

Answer Details

Read lesson note on Biotechnology (WAEC)

Biotechnology

View Answer

Question 19 Report

Which organelle is responsible for photosynthesis?

cell wall

chloroplast

cell membrane

nucleus

ribosomes

Answer Details

Read lesson note on Cell Structure (WAEC)

Cell Structure

View Answer

Question 20 Report

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

prevention of heat stroke

protection

reproduction

sun tanning

Answer Details

Read lesson note on Adaptive Colouration (WAEC)

Adaptive Colouration

View Answer

Question 21 Report

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

decay

digestion

fermentation

oxidation

respiration

Answer Details

View Answer

Question 22 Report

Which characteristic in man is NOT inherited?

albinism

colour blindness

haemophilia

night blindness

sickle cell aneamia

Answer Details

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

Read lesson note on Heredity (JAMB)

Behavioural Adaptations In Social Animals

Heredity

View Answer

Question 23 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

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

View Answer

Question 24 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

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

View Answer

Question 25 Report

Which climatic feature is NOT commonly found in Nigeria?

flooding

harmattan

heat intensity

rainfall

volcanic eruptions

Answer Details

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

Local (Nigerian) Biomes

View Answer

Question 26 Report

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

Answer Details

Read lesson note on Cell Cycle (WAEC)

Cell Cycle

View Answer

Question 27 Report

Which is NOT a living thing?

bacteria

fern

fungi

protozoa

virus

Answer Details

View Answer

Question 28 Report

What can be used to collect soil animals?

Insect net

plankton net

pooter

quadrat

Tullgren funnel

Answer Details

Read lesson note on Soil (JAMB)

Read lesson note on Soil (WAEC)

Soil

View Answer

Question 29 Report

Which is NOT an example of bacteria?

bacilli

cocci

diplococci

spirilli

sporangia

Answer Details

View Answer

Question 30 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

Answer Details

Read lesson note on Nervous Coordination (WAEC)

Nervous Coordination

View Answer

Question 31 Report

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

portal vein

pulmonary artery

pulmonary vein

renal artery

superior vena cava

Answer Details

View Answer

Question 32 Report

Which process does NOT represent a form of reproduction in plants?

binary fission

budding

conjugation

regeneration

vegetative propagation

Answer Details

Read lesson note on Growth (JAMB)

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

Growth

Reproduction (Physical Changes In Males And Females)

View Answer

Question 33 Report

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

contractile vacuole

ectoplasm

endoplasm

gullet

nucleus

Answer Details

Read lesson note on Respiration (JAMB)

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

Respiration

Amoeba, Paramecium, And Euglena

View Answer

Question 34 Report

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

biome

biosphere

community

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

View Answer

Question 35 Report

What is NOT characteristic of fresh water habitats?

high osmotic concentration

low oxygen concentration

they are flooded during the rainy season

temperature changes daily

they have limited size-and depth

Answer Details

Read lesson note on Soil (JAMB)

Read lesson note on Classification (WAEC)

Read lesson note on Growth (JAMB)

Read lesson note on Natural Habitats (JAMB)

Soil

Classification

Growth

Natural Habitats

View Answer

Question 36 Report

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

centriole

chromosomes

cytoplasm

somatic cell

spindles

Answer Details

View Answer

Question 37 Report

A pair of genes which controls a trait is described as

allele

dominant

hybrid

recessive

variant

Answer Details

Read lesson note on Genetic Terminologies (WAEC)

Genetic Terminologies

View Answer

Question 38 Report

Which is NOT a viral disease?

chicken pox

common cold

measles

poliomyelitis

tuberculosis

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

View Answer

Question 39 Report

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

behavioural adaptation

inter-specific competition

intra-specific competition

morphological variation

structural adaptation

Answer Details

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

Co-ordination And Control

View Answer

Question 40 Report

What is NOT a supporting tissue in plant?

collenchymas

coracoid

parenchyma

sclerenchyma

xylem

Answer Details

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

Tissues And Supporting Systems:

View Answer

Question 41 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

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

View Answer

Question 42 Report

Which process will NOT release carbon dioxide into the atmosphere?

Burning

exhalation

photosynthesis

putrefaction

respiration

Answer Details

View Answer

Question 43 Report

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

aerobic respiration

anaerobic respiration

exhalation

inhalation

internal respiration

Answer Details

View Answer






Press & Hold to Drag Around
Click Here to Close