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.
The presence of a diastema in the jaw bone indicates that the mammal lacks the teeth suitable for
Atearing
Bchewing
Ccutting
Dchewing and tearing
Ecutting and grinding
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Question 1123
jamb1984
Fehling's solution will readily change colour from blue to reddish colour when it is
Amixed with sugar solution in the cold
Bwarmed or heated by itself
Cmixed with reducing sugar in the cold
Dwarmed or heated with complex solution
Ewarmed with a solution of reducing sugar
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Question 1124
jamb1984
Which of the following group does NOT reproduce asexually?
AMucor, Spirogyra and Paramecium
BPenicillium, Paramecium and Amoeba
CMucor, Rhizophus and Penicillium
DAmoeba, Spyrogyra and Mucor
ERhizophus, Ascaris and Amoeba
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Question 1125
jamb1984
The transect method can be used in ecology to show the
ANumber of plants and animals in a habitat
BPopulation of a particular plant species
CDistribution of organisms along a line
DHeights of trees in section of a forest
ENumber of young plants across a forest
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Question 1126
jamb1984
Which of the following adaptations is NOT concerned with the flight of birds?
AStreamlined shape
BPresence of powerful muscles
CReduced body weight
DBroad sternum
EWebbed feet
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Question 1127
jamb1984
If an animal is very active and has good muscular control, it is likely to have well-developed
AOlfactory lobes
BCerebral hemisphere
COptic lobes
DCerebellum
ESpinal cord
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Question 1128
jamb1984
Which of the following is NOT a waste product of plants?
ATannins
BOxygen
CCarbondioxide
DSap
EAlkaloids
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Question 1129
jamb1984
How many nuclei are found in pollen tube during fertilization?
A2
B3
C5
D6
E7
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Question 1130
jamb1984
A flowering plant is monoecious if
AThe androecium is found on one plant
BThe gynoecium is monocarpous
CIt produce essential organ
DThe gynoecium and androecium are on the same plant
EThe flowers are unisexual
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Question 1131
jamb1984
Which of the following statements is NOT true of the piliferous layer of root? It
AHas a very thin cuticle
BIs the outermost layer of the cortex
CMay bear root hairs
DBreaks down as the root ages
EIs replaced by cork in old roots
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Question 1132
jamb1984
Which of the following types of vertebrae occur in equal numbers in the rabbit, rat and man?
ACaudal
BThoracic
CLumber
DCervical
ESacral
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Question 1133
jamb1984
The parts used by the tapeworm to fasten itself to the host’s intestine are the
ANeck and suckers
BHooks and suckers
CRostellum and suckers
DYoung proglottis and neck
ERostellum, hooks and suckers
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Question 1134
jamb1984
The removal of a man’s pancreas by surgical operation can affect only the digestion of
AStarch
BStarch, protein and fats
COils and fats
DProteins
ECarbohydrates and fats
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Question 1135
jamb1984
In the Burret test, some protein was mixed with sodium hydroxide solution. Which of the following chemicals should be added to the mixture for a positive results?
AMercurous nitrates
BCopper sulphate
CMercuric nitrate
DSodium carbonate
EAmmonium hydroxide
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Question 1136
jamb1984
A man with normal haemoglobin (AA) marries a woman who has sickle-cell haemoglobin (SS). They have a child who has a sickle-cell trait. Which of the following genotypes could be associated with the child’s haemoglobin?
AAA
BOO
CAO
DAS
ESS
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Question 1137
jamb1984
Underground stems which grow horizontally through the soil are
