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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
waec 2016

The steps below are involved in the testing of a leaf for starch. Study them carefully and answer the question:

I. Decolorize them

II. Dip decolorized leaf in warm water

III. Place leaf in boiling water

IV. Add iodine solution

The CORRECT order for the test is?

AI, II, III and IV
BI, III, II and IV
CII, III,, I and IV
DIII, I, II and IV
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Question 22
waec 2016

Which of the following parts of the ear does NOT contain endolymph?

ASemi-circular canals
BUtriculus
CTympanum
DSacculus
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Question 23
waec 2016

Which of the following actions is NOT a voluntary action?

AStealing
BSneezing
CFighting
DCheating
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Question 24
waec 2016
Which of the following organs is responsible for the production of insulin?
ASpleen
BAdrenal gland
CThyroid gland
DPancreas
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Question 25
waec 2016
The maintenance of a constant internal environment in an organism is known as
Ahomeostasis
Bhomoiothermy
Cdiuresis
Ddialysis
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Question 26
waec 2016
The exchange of gases between the environment and the respiratory organs of vertebrates is referred to as
Ainhalation
Brespiration
Cexpiration
Dbreathing
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Question 27
waec 2016
The cells and tissues of the nose, throat, chest diaphragm and lungs from the
Acirculatory system
Brespiratory
Ctransport system
Ddigestive system
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Question 28
waec 2016
Lateral meristem in flowering plants is found in the
Acortex
Bpericycle
Ccambium
Dpith
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Question 29
waec 2016
Which of the following substances is not usually present in the urine of a healthy person?
AUrea
BMineral salts
CGlucose
DWater
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Question 30
waec 2016
Flaccidity in plants is associated with
Acessation of photosynthesis
Bwilting
Cturgidity
Ddiscolouration of leaves
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