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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.

50 questions JAMB 2572 WAEC 2099 NECO 351 CUSTOM 10
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Past Questions

50 questions
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Question 1 of 10 50 total questions
Question 21
jamb 1984
The mammalian organ through which nourishment and oxygen diffuse into a developing embryo is called
AAmnion
BChorion
CUmbilical cord
DOviduct
EPlacenta
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Question 22
jamb 1984
A mixture of mercurous and mercuric nitrates is added to a food substance. A white precipitates is formed which on gentle heating turns red. The food substance is
AProtein
BOil
CCarbohydrates
DFat
EFatty acid
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Question 23
jamb 1984
The character-producing factors in living organisms are
AChromomeres
BAlleles
CChromatids
DChromosomes
EGenes
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Question 24
jamb 1984
Which of the following cell constituents is NOT common in both plants and animals?
AMitochondria
BChloroplast
CRibosomes
DGolgi apparatus
EVacuoles
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Question 25
jamb 1984
Which of the following is INCORRECT? The prothallus of a fern
AIs flattened heart-shaped structure
BIs green because its cells contain chloroplasts
CIs the dominant plant
DBears the sexual organ
EIs attached to the ground by numerous rizoids
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Question 26
jamb 1984

Which of the following invertebrates does NOT possess antennae?

ACentipede
BCrustacean
CMillipede
DInsect
ESpider
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Question 27
jamb 1984
Spirogyra and mucor can be grouped together as Thallophyta because
AThey are unicellular organisms
BTheir spores could be dispersed by wind
CThey are capable of living independent lives
DThey reproduce sexually only
ETheir bodies are made up of thallus and filaments alternatively
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Question 28
jamb 1984
Mosses, liverworts and ferns can be grouped together because they
AAre all aquatic plants
BAll grow in deserts
CAre seedless plants
DHave undifferentiated plant bodies
EAll produce colourless flowers
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Question 29
jamb 1984
The male toad differs from the female by having
AVocal sacs
BShorter hind limbs
CLonger fore limbs
DBulging eyes
ENictating membranes
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Question 30
jamb 1984
The mouth parts of the housefly are adapted for
ALapping and sponging
BSucking and chewing
CPiercing and sucking
DChewing and lapping
EBiting and chewing
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