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Biology Past Questions

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.

2,099 questions JAMB 2572 WAEC 2099 NECO 351 CUSTOM 10
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Past Questions

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Question 1 of 20 2,099 total questions
Question 251
waec 2015
The following diagram above show the sequence of events in early cell division. Study the diagram and answer the question.

In which of the following cells is this divisin likely to take plce?
ASperm cell
BBlood cell
CMuscle cell
DUterine cell
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Question 252
waec 2015
The diagram above illustrates a part of the mammalian skeleton . use it to answer this this question

The function of the part lebelled I is to
Aprovide support to the spinal cord
Bprovide surface for attachment of the muscle
Ccarry the spinal cord
Darticulate with adjacent vertebrae
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Question 253
waec 2015

The diagram above illustrates a part of the mammalian skeleton . use it to answer this this question

The part of the skeleton illustrated in the diagram is the

Aatlas vertebrae
Baxis vertebrae
Ccervical vertebrae
Dthoraeic vertebrae
View Explanation & Discuss
Question 254
waec 2015
The variety P,Q,R and S Outlive the others because the
Avariety is the most beautiful
Bvariety does not have markings
Cmarkings of the variety are similar to those of the environment
Dpredator does not like eating the variety
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Question 255
waec 2015
In explaining the term camouflage, to a class, the diagram above show four varieties, P, Q, R, and S of the same species of fish living amongst water plants in a river were used

Which of the varieties is most likely to outlive the others?
AP
BQ
CR
DS
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Question 256
waec 2015

In explaining the term camouflage, to a class, the diagram above show four varieties, P, Q, R, and S of the same species of fish living amongst water plants in a river were used

Which of the varieties is likely to decrease most in number if a predatory fish is introduced into the river?

AP
BQ
CR
DS
View Explanation & Discuss
Question 257
waec 2015
Which of the following statements about sex-linked characters is not true?
AThey are usually borne on the X = chromosome
BThey are more common in males
CMales are usually carriers
DThey are not usually carried on the Y chromosomes
View Explanation & Discuss
Question 258
waec 2015
According to Mendel's first law of inheritance, segregation of genes occur when
Atall plants are crossbred
Bshort plants are crossbred
Ctall plants and short plants are crossbred
Dplants are crossbred
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Question 259
waec 2015
Use the diagram above to answer this question.

What are the genotypes of the parents if the gene for skin colour is H?
ASpotted Leopard HH Black Panther hh
BSpotted Leopard HH Black Panther Hh
CSpotted Leopard Hh Black Panther Hh
DSpotted Leopard Hh Black Panther hh
View Explanation & Discuss
Question 260
waec 2015
Use the diagram above to answer this question.

What are the genotypes of the parents if the gene for skin colour is H?
ASpotted Leopard HH Black Panther hh
BSpotted Leopard HH Black Panther Hh
CSpotted Leopard Hh Black Panther Hh
DSpotted Leopard Hh Black Panther hh
View Explanation & Discuss
Question 261
waec 2015
Use the diagram above to answer this question.

What of the following statements about the cross is correct?
AThe gene for the spotted coat is recessive to the gen for the black coat
BBlack coat and spotted coat are co-dominant
CThe gene for the spotted coat is dominant over the gene for the black coat
Dthe genotype for the F1 are homozygous dominant
View Explanation & Discuss
Question 262
waec 2015
How many chromosomes will be in a gamete if the normal cell has four chromosomes?
A2
B4
C6
D8
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Question 263
waec 2015

A woman with blood group A gives birth to a child with blood group O. Which of the following blood groups cannot belong to the father?

AA
BB
CC
DAB
EO
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Question 264
waec 2015
Which of the following traits is not inheritable? Ability to
Ataste PTC
Broll the tongue
Cmove the ear
Drool the eyeball
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Question 265
waec 2015
Which of the following statements about human blood groups is not true?
AA is dominant over B
BO is recessive
CB is dominant over O
DA and B are co-dominant
View Explanation & Discuss
Question 266
waec 2015
Soil erosion could be prevented by
Aflooding a farmland
Bcover-cropping
Cdeforestation
Dleaving the soil bare
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Question 267
waec 2015
Which of the following resources is non-renewable?
AForest reserve
BMineral deposit
CWater
DWild life
View Explanation & Discuss
Question 268
waec 2015
Which of the following natural resources is most readily available to all organisms?
AOil
BWater
CAir
DFood
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Question 269
waec 2015
Oil applied to the surface of water kills the larvae of mosquitoes through
Adehydration
Bpoisoning
Cstarvation
DSuffocation
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Question 270
waec 2015
Which of the following organisms is an endo-parasite?
ATapeworm
BFlea
CTick
DAphid
View Explanation & Discuss
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