JAMB - Biology (2013)

1
The process in which complex substances are broken down into simpler ones is referred to as
Answer
(B)
catabolism
2
The organ which is sensitive to light in Euglena is the
Answer
(D)
eyespot
3
The organelles present in cells that are actively respiring and photosynthesizing are
Answer
(D)
mitrochondria and chloroplast
4
Taenia solium can be found in
Answer
(D)
pig
5
Which of the following describes a characteristic of arthropods?
Answer
(D)
the body is covered by chitin
6
Which of the following distinguishes a butterfly from a moth?
Answer
(D)
the abdomen of moth is fatter than that of butterfly
7
Which of the following types of feathers is used for flight in birds?
Answer
(A)
Quill
8
The plants that grow in deserts or very dry areas are referred to as
Answer
(D)
xerophytes
9
Which of the following is the simplest living organism?
Answer
(B)
Virus
10
Proboscis is a structure that is mostly found in
Answer
(A)
insects
11
The structural adaptation of desert plants for water conservation is
Answer
(C)
spiny leaves
12
The long and sharp clawed feet of birds is an adaptation for
Answer
(D)
grasping prey
13
During the manufacture of food by plants, which of the following organism use energy from the sun?
Answer
(A)
anabaena
14
Movement of minerals and chemical compounds with a plant occurs during
Answer
(B)
translocation
15
The enzyme that is present in the saliva is
Answer
(D)
ptyalin
16
Plants that have special devices for trapping and digesting insects are
Answer
(A)
carnivorous
17
The process of transforming the chemical energy of cellular fuels into the high energy bonds of ATP in plants is
Answer
(D)
respiration
18
Fungi are referred to as hetotrophs because they
Answer
(B)
lack chlorophyll
19
An example of a parasitic protozoan is
Answer
(B)
Plasmodium
20
Which blood cell are involved in the immune response of vertebrates?
Answer
(B)
lymphocytes
21
The blood circulatory system of vertebrates consists of
Answer
(A)
heart, arteries, capillaries and veins
22
A plant tissue that carries water and mineral salts is the
Answer
(B)
xylem
23
Which of the following helps in the clotting of blood?
Answer
(D)
Platelets
24
The part of the mammalian skin involved in excretion is the
Answer
(A)
sweat glands
25
Which of the following forms about 55% of the volume of the blood in man?
Answer
(C)
plasma
26
Which of the following is a waste product of an insect?
Answer
(B)
Uric acid
27
The main structure in vertebrates that supports and protects the body is the
Answer
(A)
skeleton
28
The chitin in the exoskeleton of many arthropods is strengthened by
Answer
(C)
calcium compounds
29
The transfer of pollen grains from the anther to a sigma is
Answer
(C)
pollination
30
The male reproductive organ of a flower is the
Answer
(B)
stamen
31
The gland that is found just below the hypothalamus is the
Answer
(C)
pituitary
32
The most important plant hormone is
Answer
(C)
auxin
33
The sensory cell that responds to dim light is referred to as the
Answer
(C)
rod
34
The absence of anti-diuretic hormone in humans results in
Answer
(D)
increasing dehydration
35
Oestrogen is a hormone that is synthesized in the
Answer
(A)
ovaries
36
The eye defect cause by the development of cloudy areas in the lenses is?
Answer
(C)
cataract
37
A pollutant that is biodegradable is
Answer
(D)
sewage
38
A tropical disease caused by Trypanosoma is
Answer
(A)
sleeping sickness
39
The solid part of the ecosystem is referred to as the
Answer
(D)
lithosphere
40
Which of the following is caused by Treponema palladium?
Answer
(D)
Syphilis
41
To which blood group do universal recipients belong?
Answer
(D)
AB
42
The clumping together of red blood cells is
Answer
(A)
agglutination
43
Physiological adaptation to very dry conditions in animals demonstrates
Answer
(D)
aestivation
44
One of adaptation of Cactus opuntia to conserve water is the reduction of
Answer
(C)
leaves to spine
45
Which of the following structure is adapted for feeding in a bird of prey?
Answer
(A)
Hooked break and sharp claws