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Biology
WAEC 1999
Biology 1999 WAEC Past Questions
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Question Type:
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Topics:
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Science of Living Things
Classification or Organisation of Life
Cell 1 : Living Unit - Structure
Cell 2 : Properties and Functions
Basic Ecological Concepts
Functioning Ecosystem
Ecological Management
Ecology of Population
Aquatic and Terrestrial Habitat
Introduction to Micro-Organisms
Micro-Organisms and Health
Nutrition / Photosynthesis / Food substances
Feeding Mechanism / Digestive System
Transport System and Mechanism
Gaseous Exchange / Respiratory System
Sexual Reproduction: System / Behaviours
Development of New Organisms / Fruits
Regulation of the Internal Environment
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Genetics: The Science of Heredity
Excretory Systems and Mechanisms
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16
Terrestrial plants exchange gases through the following except
A.
chloroplast
B.
stomata
C.
lenticels
D.
root-cells
View Answer & Discuss (4)
WAEC 1999
17
Glomerular nitrate contains
A.
no glucose
B.
amino acids
C.
no proteins
D.
urea
View Answer & Discuss (1)
WAEC 1999
18
Which of the following is not a function of the liver in mammals?
A.
Storage of some vitamins
B.
Conversion of glycogen into glucose
C.
Deamination of excess nitrogenous substances
D.
Filtration of urea from the blood.
View Answer & Discuss (1)
WAEC 1999
19
Iodine is needed by a patient suffering from a malfunctioning of the
A.
salivary gland
B.
thyroid gland
C.
adrenal gland
D.
sebaceous gland
View Answer & Discuss
WAEC 1999
20
The medulla oblongata controls all the following except
A.
heart beat
B.
breathing rate
C.
blood pressure
D.
balance and posture
View Answer & Discuss
WAEC 1999
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