Study and practice Biology past questions with answers and detailed explanations. Then test your knowledge using our interactive CBT practice platform and prepare confidently for your upcoming examinations.
A man heterozygous for albino gene marries a woman who is also heterozygous for the gene. Both have normal skin colour. The probability that they will have an albino child is
A1/3
B1/4
C4/4
D2/4
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Question 882
waec2010
A person with blood group, O can be given blood from persons who have blood belonging to
Agroup O only
Bgroup A only
Cgroups A and O
Dgroups A, B and O
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Question 883
waec2010
Fingerprints are useful in crime detection because
Athe police have sophisticated fingerprint machines
Bthieves may leave their prints at the scene of a crime
Cno two people have the same fingerprint
Dfingerprints are easy to make
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Question 884
waec2010
The parameters of size, height, weight and colour in a population of living things are examples of
Aenvironmental variation
Bnon-heritable variations
Ccontinuous variations
Ddiscontinuous variations
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Question 885
waec2010
Which of the following is an example of variation?
ABlood
BTongue rolling
CReproduction
DGrowth
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Question 886
waec2010
The main reason for the conservation of wildlife is to
Acreate national parks for recreation
Bmaintain ecological balance in communities
Cprevent hunters from being 'cruel to animals
Dsave some species from extinction.
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Question 887
waec2010
The following effects are associated with deforestation except
Agully erosion
Bextinction of plant species
Cmigration of wildlife
Dincrease in rainfall
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Question 888
waec2010
In a population, food shortage may lead to
Aan increased survival rate
Bhigh reproduction rate
Cintra-specific competition
Dlow rate of migration
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Question 889
waec2010
Muscles are attached to bones by means of
Atendons
Bligaments
Ccartilage
Dnerves
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Question 890
waec2010
Rural-urban migration in developing countries can be prevented by
Aincreasing the number of years in school
Bputting up more factories in urban areas
Chaving boarding schools in rural areas
Deven distribution of facilities in both regions
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Question 891
waec2010
The following are greenhouse gases except
Acarbon dioxide
Bchlorofluorocarbon
Cmethane
Doxygen
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Question 892
waec2010
Which of the following factors is the main problem facing xerophytic plants?
ACompetition for sunlight
BConservation of excess water
Cinadequate roots for water absorption
DLack of adequate water
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Question 893
waec2010
A moss plant can withstand drought by means of its
Aspores
Brhizoids
Cantheridia
Dachegonia
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Question 894
waec2010
Which of the following is a biotic component of an ecosystem?
ASoil
BRainfall
CLight
DFungi
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Question 895
waec2010
The speed of wind is measured using the
Awind vane
Banemometer
Cphotometer
Dbarometer
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Question 896
waec2010
The distribution of organisms in a fresh water habitat like a stream or pond is determined by the following
factors except
Alight penetration
BpH of the soil
Crainfall
Dtemperature
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Question 897
waec2010
In a particular habitat the role of an organism is referred to as its
Alevel
Bbiomass
Cniche
Dspace
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Question 898
waec2010
An herbivore cannot feed on a piece of meat because it has no
Aincisors to out the meat
Bcanines to tear up the meat
Cpremolars to grind the meat
Dmolars to mash the meat
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Question 899
waec2010
The bacterium in a mutualistic association with legumes converts
Anitrates to ammonia
Bammonium compounds to nitrites
Cnitrogen gas to ammonia
Dnitrites to nitrates
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Question 900
waec2010
Which of the following pH values is the best for the action of the enzymes - renin and pepsin in the
stomach?
