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.

2,572 questions JAMB 2572 WAEC 2099 NECO 351 CUSTOM 10
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Past Questions

2,572 questions
Question 1 of 20 2,572 total questions
Question 611
jamb 2006

In rabbit the chamber of the heart that receives oxygenated blood from the lungs is the

Aleft ventrictle
Bleft auricle
Cright ventricle
Dright auricle
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Question 612
jamb 2006

A unique characteristics of the cervical vertebrae is the presence of

Alarge centrum
Blong transverse processes
Czgapophysis
Dvertebrartarial canal
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Question 613
jamb 2006

The organ situated in the pericardial cavity of a mammal is the

Aheart
Bliver
Cstomach
Dspleen
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Question 614
jamb 2006

One basic similarity between nervous and endocrine system is that they both

Aproduce widespread effects
Btransmit very fast impulses
Cinvolve the use of chemical substances
Dproduce precise and short-lived effect
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Question 615
jamb 2006

An increase in air pressure in the lungs is due to the

Aincrease in the volume of the thoracic cavity
Bupward movement of the ribs
Crelaxation of the diaphragm
Dcontraction of the intercostal musles
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Question 616
jamb 2006

The product of excretion common to the mammalian kidney, lung and skin is

Amineral salt
Bcarbon (IV) oxide
Cwater
Durea
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Question 617
jamb 2006

Night-blindness result from a deficiency of

Avitamin E
BVitamin A
CVitamin K
DVitamin C
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Question 618
jamb 2005

An evidence of a common ancestral for fishes, amphibians, reptiles, birds and mammals is the

Apossession of wings by birds and bats
Bcold-bloodedness of fishes, amphibians and reptile
Cpresence of gill clefts in vertebrate embryos
Dpossession of scale by fish and reptiles
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Question 619
jamb 2005

The only caste in the termite colony whose members can feed themselves are the

Areproductives
Bworkers
Cnymphs
Dsoldiers
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Question 620
jamb 2005

When an animal has a dark-coloured dorsal surface and a light-colouration ventral surface, this is an adaptation called

Aconcealment colouration
Bcountershading
Ccolour blending
Ddisruptive colouration
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Question 621
jamb 2005

When a peacock displays its colourful feathers, it is

Aready for a fight
Bprotecting itself from predators
Cprotecting its mate from predators
Dcourting a female
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Question 622
jamb 2005

The association in which one member benefits and the other is relatively unaffected by the interaction is termed

Asymbiosis
Bparasitism
Ccommensalism
Dmutualism
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Question 623
jamb 2005

A yellow maize is crossed with a white maize and the first filial generation produce yellow maize only. The white trait is said to exhibit

Adominance
Brecessiveness
Ccodominance
Dincomplete dominance
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Question 624
jamb 2005

Which of the following is the best explanation for a child who is phenotypically short and born of two tall parents

AThe father possesses a gene for shortness
BThe mother posesses a gene for shortness
CNature makes the child short
DBoth parents possess gene for shortness
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Question 625
jamb 2005

A non - renewable alternative source of energy is

Awind generator
Bsolar panels
Cnuclear energy
Dhydroelectric power
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Question 626
jamb 2005

The recycling method of solid waste disposal is unsuitable for

Aorganic matter
Bglass
Cplastic
Dmetal scraps
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Question 627
jamb 2005

The importance of practising crop rotation in agriculture is to

Amaintain soil fertility
Bimprove the nutritional value of crops
Ccontrol soil erosion
Densure the growth of crops
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Question 628
jamb 2005

which of the following is used to test for the presence of lime in a soil sample?

AH2SO4(aq)
BNaOH(aq)
CHCl(aq)
DHNO3(aq)
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Question 629
jamb 2005

Secondary succession is much faster than primary succession because

Apioneer colonizers are more in number
Bsoil is already present
Csecondary seres require less nutrients
Dspecies competition is increased
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Question 630
jamb 2005

The population density of Tridex in an abandoned square farm land of side 200 m was found to be 5 plants per m\(^2\). The population size of the plant on the farm is

A40
B1000
C40000
D200000
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