1990 - WAEC Biology Past Questions and Answers - page 4
31
The structures labelled III, VI, IV and II respectively represent the
A
uterus, cervix, oviduct and ureter
B
cervix, oviduct, uterus and ureter
C
oviduct, uterus, ureter and cervix
D
vagina, cervix, oviduct and uterus
correct option: a
Users' Answers & Comments32
The gamete is produced in the structure labelled
A
I
B
II
C
IV
D
VI
correct option: e
Users' Answers & Comments33
What is the difference between viviparous and oviparous animals?
A
Possession of yolked eggs
B
Laying of unfertilized eggs
C
Possession of yolkless eggs
D
Protection of eggs from predator
correct option: e
Users' Answers & Comments34
The structure of the embryo which develops and makes contact with the uterine
wall is known as the
wall is known as the
A
umbilical cord
B
placenta
C
allantois
D
amnion
correct option: a
Users' Answers & Comments35
The organ located in the mammalian abdominal cavity just below the diaphragm
and lying on top of the stomach is the
and lying on top of the stomach is the
A
bladder
B
intestine
C
liver
D
pancreas
correct option: c
Users' Answers & Comments36
Which of the following is the effect of using artificial pollination in plant breeding?
A
Production of healthy crops
B
Improvement of the variety of crops
C
Making crops susceptible to diseases
D
Lengthening the maturity time of crops
correct option: b
Users' Answers & Comments37
A dry indehiscent fruit containing one seed and possessing a hairy pappus is described as
A
a nut
B
a drupe
C
a cypsela
D
a follicle
correct option: c
Users' Answers & Comments38
Thunderstorm can be beneficial to plants because it
A
kills the pest that attacks crops
B
destroys some of the major crops
C
adds nitrates to the soil
D
adds lime to the soil
correct option: c
Users' Answers & Comments39
Which of the following is a nitrifying bacterium
A
Nitrobacter
B
Rhizobium
C
Azotobacter
D
Clostribium
correct option: a
Users' Answers & Comments40
Which of the following reagents is used for the test for starch?
A
Million’s reagent
B
Fehling’s’ solution
C
Sudan III
D
Iodine solution
correct option: d
Users' Answers & Comments