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Which of the following fields of study may not yield strong evidence of evolution?
AFossil
BHistology
CEcology
DGenetics
ECytology
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Question 2
waec1996
The statements below are about evolution of species
I. Members of a species vary ll. Organisms produce many offspring lll. The mechanism of evolution is
inheritance of acquired characters IV. Changes in the phenotype is brought about by the individual itself
Which of the statement(s) is/are related to the Darwin’s theory of evolution?
AI only
BII only
CI, II and IV
DI and II only
EII and IV only
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Question 3
waec1996
The phenomenon whereby some organisms get established in an environment after struggling for existence
by taking advantage of some special features possessed by the organism is called
Apartial selection
Bartificial selection
Cnatural selection
Dmutation
Ecompetition
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Question 4
waec1996
Which of the following is a social insect?
AMosquito
BButterfly
CHoney bee
DGrasshopper
ECockroach
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Question 5
waec1996
The wings of bats and birds, the flippers of whale and the fins of fish are examples of
Aadaptive radiation
Bvestigial organs
Ccontinuous variation
Dconvergent evolution
Edivergent evolution.
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Question 6
waec1996
Cross-breeding is a way of
Adeveloping superior varieties of plants only
Bdeveloping superior varieties of animals only
Cdeveloping disease-resistant varieties only
Dencouraging random reproduction in agriculture
Eapplying the principles of heredity in agriculture
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Question 7
waec1996
Which of the following statements is not true about chromosomes?
AEach chromosome is made up of two chromatids
BBody cells have diploid numbers of chromosomes
CHomologous chromosomes do not occur in pairs naturally
DThe sex cells have haploid number of chromosomes
EChromosomes have many tranverse bands
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Question 8
waec1996
One of Mendel’s experiments was repeated by crossing a red variety of pepper with that of a yellow variety
which produced all red offspring. The red offspring were then self pollinated and these produced both red
and yellow pepper. The yellow colour can be said to be
Adominant to red
Brecessive to red
Chomozygous to red
Dheterozygous to red
Elinked to red
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Question 9
waec1996
Which of these is not a hereditary variation?
AInfant paralysis
BBlood group
CSickle cell
DShape of face and nose
EColour of hair.
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Question 10
waec1996
The need for conservation includes the following except to
Akeep natural resources for future generations
Bpreserve them for scientific and recreational purposes
Cmaximise the use of natural resources
Dmake sure the natural resources are not used
Eensure that everybody benefits from the natural resources.
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Question 11
waec1996
Which of the following is not a way of conserving natural resources?
AAdopting good farming practices
BEstablishing forest reserves
CEstablishing of game reserves
DEncouraging poaching
EProtecting the endangered species
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Question 12
waec1996
The following are the effects of overgrazing except
Adepletion of useful fodder crops
Bsoil and wind erosion of pastureland
Cepidemic of cattle diseases
Dmigration of herdsmen
Escarcity of good pastureland
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Question 13
waec1996
Which of the following resources is non-renewable?
ALivestock
BMinerals
CForest
DSoil
EAir
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Question 14
waec1996
One of the ecological conditions which favour the spread of malaria is
Aimproper disposal of decaying organic matter
Bclearing bushes around dwelling houses
Cpresence of water weeds
Dpresence of stagnant water in ponds
Eimproper disposal of sewage into the sea
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Question 15
waec1996
Which of the following is an abiotic factor which affects a population?
APredator
BParasite
CConsumer
DProducer
ETemperature
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Question 16
waec1996
Which of the following statements is not true of population?
AMembers of a population may be of the same species
BMembers of a population may be of the same species but do not interbreed
CSize of a population may be limited by space
DSome species can form another population elsewhere
EMembers of a population must co-exist
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Question 17
waec1996
The factors which determine the type of vegetation a particular habitat will support are related to the
following except
Anature of the soil particles
Bamount of rainfall
Cmineral content of the soil
Dfarming activities
Edepth of the water-table
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Question 18
waec1996
Which of these materials is not required for insect collection in an ecological field-trip?
