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.
In mammals, the function of the sebaceous gland is to
Aproduce sweat
Bsecrete sodium choride
Csecrete water
Dproduce an oily substance
Emanufacture vitamin D for the skin
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Question 1102
jamb1985
Identify which of the following are characteristics of the vertebrate respiratory surface 1. Moist 2. Vascularized 3. Semipermeable 4. Freely permeable 5. Dry
A1, 2, 3
B1, 2, 5
C2, 3, 5
D2, 4, 5
E1, 3, 5
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Question 1103
jamb1985
Which of the following events does NOT occur during anaerobic respiration of glucose?
AMuscle cells produce lactic acid
BCarbon dioxide is produced
CMilk bacteria produce lactic acid
DEnergy is not produced
EGerminating seeds produced alcohol
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Question 1104
jamb1985
If a child can receive blood from all donors , he belongs to the blood group
AO
BA
CB
DAB
EAS
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Question 1105
jamb1985
Blood platelets are important because they are
Aamoeboid and nucleated
Bproduce antitoxins
Cproduce antibodies
Ddigest harmful bacteria
Erelease thrombin for blood clothing
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Question 1106
jamb1985
The vein which returns blood from the head and arms to the heart is called
Aaorta
Binferior vena cava
Csuperior vena cava
Dpulmonary vein
Epulmonary artery
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Question 1107
jamb1985
The function of lymph nodes is to
Asupply oxygen
Bfilter out bacteria
Cform red blood cells
Dsupply amino acids
Esupply simple sugars
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Question 1108
jamb1985
Partially digested food ready to leave the stomach is referred to as
Achyme
Bcurd
Cglycogen
Dpaste
Eroughage
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Question 1109
jamb1985
If calcium is deficient in food this may cause
Aanaemia
Bretarded growth
Csterility
Dgoitre
Eberi-beri
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Question 1110
jamb1985
A food substance which produces red colouration with Sudan III contain
Aprotein
Bsugar
Cstarch
Dcellulose
Efat
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Question 1111
jamb1985
Which of the following represents the sequence of protein hydrolysis? 1. polypeptides 2. Amino acides 3. Proteins 4. Peptones
A3 → 1 → 2 → 4
B3 → 2 →4 → 1
C3 → 1 →2 → 4
D3 → 4 → 1 → 2
E3 → 1 → 4 → 2
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Question 1112
jamb1985
Which of the following is common to a dicotyledonous stem and monocotyledonous root?
AMedullary rays
BCentral pith
CWide cortex
DNarrow cortex
EPericycle fibres
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Question 1113
jamb1985
A group of similar cells performing the same function is
Aan organ
Ba system
Ca tissue
Dan organelle
Ean enzymes
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Question 1114
jamb1985
In an angiosperm leaf, the xylem is
Abeside the phloem
Bsurrounded by trhe phloem
Cabove the phloem
Daround the phloem
Ein separate bundles from the phloem
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Question 1115
jamb1985
In lower plants like mosses, the structure which performs the functions of roots of higher plants is called
Aroot hairs
Brootlets
Chypae
Drhizoids
Ethalli
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Question 1116
jamb1985
At what stage in the life history of a toad is its mode of breathing similar to that of fish?
ATadpole stage
BExternal gill stage
CAdult stage
DInternal gill stage
ELarval stage
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Question 1117
jamb1985
Bryophtes are different from flower because they
Alive in moist habita
Bare small plants
Creproduce sexually and asexually
Dhave small leaves
Ehave no vascular tissue
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Question 1118
jamb1985
which of the following is NOT true of mucor? it
Acontains chlorophll
Bgrows saprophytically
Cbears spores in sporangium
Dconsist of hypae
Ereproduces by conjugation
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Question 1119
jamb1985
Euglene is an autotrophic organism because it
Ahas flagella
Bhas plant and animal features
Cis found in water
Dcan manufacture its food
Emove fast
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Question 1120
jamb1985
In fish the sense organs which detect movements in water are located within the
