Biology Past Questions

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Past Questions

2,572 questions
Question 1 of 20 2,572 total questions
Question 111
jamb 2024

One main feature of trees in the savanna habitat is the possession of

Alarge, leathery leaves
Bstraight slender stems with branches near the top
Cthin, smooth barks
Dthick, corky bark
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Question 112
jamb 2024

Inbreeding is highly discouraged in humans because it may  

Aincrease the death rate of new born
Blead to the birth of dwarfs
Clead to high rate of competition among offspring
Dlead to outbreak of hereditary diseases
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Question 113
jamb 2024

In a cross involving a heterozygous red flower plant (Rr) and a white flowered plant (rr). What is the probability that the offspring will be Rr?

A\(\frac{1}{2}\)
B1
C2
D\(\frac{1}{4}\)
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Question 114
jamb 2024

The changes of living organisms over generation is referred to as

Ahuman evolution
Borganic evolution
Cphysical evolution
Dchemical evolution
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Question 115
jamb 2024

The part of the inner ear that is responsible for hearing is

Asacculus
Bcochlea
Cutriculus
Dampullae
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Question 116
jamb 2024

The web-feet of frogs and toads is basically for 

Aleaping
Bwalking
Cswimming
Dmating
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Question 117
jamb 2024

Mouth part adapted for piercing and sucking is found in

Ahousefly
Bgrasshopper
Cmosquito
Dcockroach
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Question 118
jamb 2024

Bilateral symmetry,cylindrical bodies and double openings are characteristic features of

Anematodes
Bhydra
Cprotozoa
Dprotists
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Question 119
jamb 2024

                               I

6 X  +  6 H\(_2\)O      →     C\(_6\)H\(_{12}\)O\(_6\)   +   6O\(_2\) 

 III               chlorophyll      II               IV

Use the diagram above to answer question that follows

The part labelled I is

Aenzyme
Bwater
Csunlight
Dchemical
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Question 120
jamb 2024

The food nutrient with the highest energy value is

Aprotein
Bcarbohydrate
Clipid
Dminerals
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Question 121
jamb 2024

The formation of cilia and flagella in living cells is carried out with the help of

Aribosome
Blysosome
Ccentriole
Dplastid
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Question 122
jamb 2024

Use the diagram above to answer the question that follows

The organism belongs to kingdom

Amonera
Bprotista
Cfungi
Danimalia
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Question 123
jamb 2024

The process by which plants loss water to the atmosphere is

Atranspiration
Bguttation
Ctranslocation
Devaporation
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Question 124
jamb 2024

The major building block of an organism is...

ANitrogen
BCarbon
CWater
DSulphur
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Question 125
jamb 2023

Which of the following structures in the ear is responsible for transmitting sound vibrations to the auditory nerve?

AEardrum
BOssicles
CCochlea
DAuditory canal
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Question 126
jamb 2023

Which of the following is a difference between plant and animal cells?

APlant cells have a nucleus, while animal cells do not
BPlant cells have a cell membrane, while animal cells have a cell wall
CPlant cells contain chloroplasts for photosynthesis, while animal cells do not
DPlant cells have a central vacuole, while animal cells have multiple small vacuoles
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Question 127
jamb 2023

Digestive enzymes are responsible for

ABreaking down food into smaller molecules
BAbsorbing nutrients into the bloodstream
CRegulating the pH of the digestive tract
DTransporting food through the digestive system
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Question 128
jamb 2023

Which of the following options best describes adaptation for survival in organisms?

AAdaptation is the inherited trait that increases an organism's chances of survival and reproduction in its environment
BAdaptation is the process by which organisms acquire new characteristics during their lifetime
CAdaptation refers to the ability of an organism to change its environment to better suit its needs
DAdaptation involves the development of new traits in response to changes in the environment
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Question 129
jamb 2023

Ecological succession refers to

AThe movement of organisms from one habitat to another
BThe competition among species for limited resources
CThe process of natural selection in a population
DThe gradual and predictable change in a community over time
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Question 130
jamb 2023

What is the primary function of the liver in the human body?

ARegulation of body temperature
BRegulation of blood pressure
CProduction of hormones
DDetoxification and metabolism of nutrients and drugs
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