Biology Past Questions

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Past Questions

5,032 questions
Question 1 of 20 5,032 total questions
Question 271
jamb 2022

An ecological instrument used to measure wind direction is? 

ASecchi disc
Bwind vane
Canemometer
Dslope gauge
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Question 272
jamb 2022

In genetic counseling, a man with hemoglobin  formation HbA HbS is most preferred to marry a woman of?

AHbA HbA
BHbC HbH
CHbM HbF
DHbS HbS
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Question 273
jamb 2022

The genes crossing over occurs during?

Afertilization
Bmutation
Cmitosis
Dmeiosis
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Question 274
jamb 2022

Tall trees with buttress roots and evergreen leaves are characteristics features of?

Atemperate grass land
BSouthern Guinea Savanna
Ctropical rain forests
DNorthern Guinea savanna
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Question 275
jamb 2022

The correct pathway for blood flow from the heart to the tissues of mammals is?

Aheart-arteriole-artery-tissues
Bheart-artery-arteriole-tissues
Cheart-vein-venule-tissues
Dheart-venule-vein-tissues
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Question 276
jamb 2022

When a colour blind woman marries a normal man, what is the probability of their son being colour blind?

A25%
B100%
C50%
D0%
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Question 277
jamb 2022

The structure that joins the two strands of a chromosome together is the?

Aspindle
Bcellulose
Ccentromere
Dchromatid
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Question 278
jamb 2022

Gaseous exchange in annelids is more advanced and efficient compared to flatworms because?

Athe cells of their epidermis have no blood capillaries
Bthey have well developed respiratory structures
Ctheir cylindrical shape gives high surface area to volume ratio
Dtheir surface area to volume ratio is very low
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Question 279
jamb 2022

The movement of sugars from the leaf to other parts of plant is?

Aguttation
Btranspiration
Ctransportation
Dtranslocation
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Question 280
jamb 2022

An example of arboreal animal is?

Asquirrels
Bduck
Cpig
Drat
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Question 281
jamb 2022

The internal structure of a leaf that has larger air space is?

Apalisade mesophyll
Bepidermis
Cspongy mesophyll
Dvascular bundles
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Question 282
jamb 2022

A universal recipient of blood belongs to blood group?

AO
BAB
CB
DA
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Question 283
jamb 2022

Lack of nucleus is a feature in?

Aosteocyte
Bneurone
Cerythrocyte
Dleucocyte
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Question 284
jamb 2022

The development of big muscles by a wrestler is an example of?

Aacquired characteristics
Binherited characteristics
Cmutation
Datrophication
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Question 285
jamb 2022

The components of blood in man are?

Ared blood cells, white blood cells, plasma and water
Bred blood cells, white blood cells, and plasma
Cred blood cells, white blood cells, and platelets
Dred blood cells, white blood cells, plasma and platelets
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Question 286
jamb 2022

The part that performs urinogenital function in the male reproductive system is the?

Aseminal vesacle
Bepididymis
Curethra
Dureter
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Question 287
jamb 2022

The type of fruit that is formed from a single flower having several free carpels is?

Aindehiscent fruit
Baggregate fruit
Csimple fruit
Dfleshy fruit
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Question 288
jamb 2022

The feeding relationship that exists between a tick and a cow is?

Aparasitism
Bmechanism
Csaprophytism
Dcommensalism
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Question 289
jamb 2022

The part of mammalian skin that excretes metabolic wastes is?

Asweat gland
Bhorny layer
CMalpighian layer
Dsebaceous gland
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Question 290
jamb 2022

Which of the following is associated with the dark stage of photosynthesis?

AAssimilation of Carbon(IV)oxide
BPhotophosphorylation
CPhotolysis
DExcitation of chlorophyll
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