2013

JAMB Biology 2013 past questions

45 questions from the 2013 JAMB UTME Biology paper. Free, with answers where available.

Practice with CBT mock -> All Biology years
Biology JAMB 2013 Q1 OK Answer: C
Which Question paper Type of Biology is given to you?
A
Type F
B
Type E
C
Type L
D
Type S Use the diagram below to answer and 3.
Biology JAMB 2013 Q2 OK Answer: B
The part labelled II is the
A
nucleus
B
eyespot
C
basal granule
D
contractile vacuole
Biology JAMB 2013 Q3 OK Answer: D
The part responsible for photosynthesis is labelled
A
III
B
IV
C
I
D
II
Biology JAMB 2013 Q4 OK Answer: D
The lowest level of organization in living organisms is
A
organ
B
cell
C
system
D
tissue
Biology JAMB 2013 Q7 OK Answer: B
The organism is found in soils rich in
A
mud
B
humus
C
clay
D
sand
Biology JAMB 2013 Q8 OK Answer: D
Which of the following describes a characteristic of arthropods?
A
The organism finds it easy to grow freely
B
the organism has a pair of jointed appendages
C
the body is not divided into a number of segments seg
D
the body is covered by chitin
Biology JAMB 2013 Q9 OK Answer: A
Which of the following distinguishes a butterfly from a moth?
A
the wings of butterfly rest horizontally but those of moth rest vertically
B
Both are active during the day
C
they have similar antennae
D
the abdomen of moth is fatter than that of butterfly
Biology JAMB 2013 Q10 OK Answer: A
Which of the following types of feathers is used for flight in birds?
A
Quill
B
Filo plume
C
Covert
D
Down
Biology JAMB 2013 Q11 OK Answer: D
The plants that grow in deserts or very dry areas are referred to as
A
mesophytes
B
hydrophytes
C
epiphytes
D
xerophytes [PAGE 21]
Biology JAMB 2013 Q12 OK Answer: C
Which of the following is the simplest living organism?
A
Paramecium
B
Virus
C
Amoeba
D
Chlamydomonas
Biology JAMB 2013 Q13 OK Answer: A
Proboscis is a structure that is mostly found in
A
insects
B
tapeworms
C
amphibians
D
molluscs
Biology JAMB 2013 Q14 OK Answer: C
The structural adaptation of desert plants for water conservation is
A
broad leaves with numerous stomata
B
spongy mesophyll
C
spiny leaves
D
prominent stomata in leaves
Biology JAMB 2013 Q15 OK Answer: D
The long and sharp clawed feet of birds is an adaptation for
A
crushing seeds
B
scooping mud
C
tearing flesh
D
grasping prey
Biology JAMB 2013 Q16 OK Answer: A
During the manufacture of food by plants, which of the following organism use energy from the sun?
A
anabaena
B
sulphur bacteria
C
Nitrosomonas sp.
D
Nitrobacter sp.
Biology JAMB 2013 Q17 OK Answer: B
Movement of minerals and chemical compounds with a plant occurs during
A
osmosis
B
translocation
C
transpiration
D
diffusion
Biology JAMB 2013 Q18 OK Answer: D
The enzyme that is present in the saliva is
A
rennin
B
lipase
C
pepsin
D
ptyalin
Biology JAMB 2013 Q19 OK Answer: A
Plants that have special devices for trapping and digesting insects are
A
carnivorous
B
symbiotic
C
parasitic
D
saprophytic
Biology JAMB 2013 Q20 OK Answer: D
The process of transforming the chemical energy of cellular fuels into the high energy bonds of ATP in plants is
A
autotropism
B
photosynthesis
C
photolysis
D
respiration
Biology JAMB 2013 Q21 OK Answer: B
Fungi are referred to as hetotrophs because they
A
are filamentous
B
lack chlorophyll
C
have mycelium
D
lack roots
Biology JAMB 2013 Q22 OK Answer: B
An example of a parasitic protozoan is
A
Paramecium
B
Plasmodium
C
Euglena
D
Chlamydomonas
Biology JAMB 2013 Q23 OK Answer: A
Which blood cell are involved in the immune response of vertebrates?
A
Phagoecytes
B
lymphocytes
C
erythrocytes
D
monocytes
Biology JAMB 2013 Q24 OK Answer: A
The blood circulatory system of vertebrates consists of
A
heart, arteries, capillaries and veins
B
heart, aorta, capillaries and veins
C
heart, aorta, arteries and veins [PAGE 22]
D
heart, vena cava, arteries, and veins 25.A plant tissue that carries water and mineral salts is the
Biology JAMB 2013 Q26
Which of the following helps in the clotting of blood?
A
Red blood cells
B
White blood cells
C
Plasma
D
Platelets
Biology JAMB 2013 Q27
Which of the following forms about 55% of the volume of the blood in man?
A
leucocytes
B
platelets
C
plasma
D
erythrocytes
Biology JAMB 2013 Q28
The part of the mammalian skin involved in excretion is the
A
sweat glands
B
Malpighian layer
C
sebaceous gland
D
horny layer
Biology JAMB 2013 Q29
Which of the following is a waste product of an insect?
A
Alkaloids
B
Uric acid
C
Sweat
D
Mucilage
Biology JAMB 2013 Q30
The main structure in vertebrates that supports and protects the body is the
A
skeleton
B
ligament
C
muscle
D
joint
Biology JAMB 2013 Q31
The chitin in the exoskeleton of many arthropods is strengthened by
A
lids
B
proteins
C
calcium compounds
D
organic salt
Biology JAMB 2013 Q32
The transfer of pollen grains from the anther to a sigma is
A
propagation
B
placentation
C
pollination
D
fertilization
Biology JAMB 2013 Q33
The male reproductive organ of a flower is the
A
carpel
B
stamen
C
petal
D
sepal
Biology JAMB 2013 Q34
The gland that is found just below the hypothalamus is the
A
parathyroid
B
adrenal
C
pituitary
D
thyroid
Biology JAMB 2013 Q35
The most important plant hormone is
A
cytokinin
B
abscisic acid
C
auxin
D
gibberellin
Biology JAMB 2013 Q36
The sensory cell that responds to dim light is referred to as the
A
cone
B
lens
C
rod
D
iris
Biology JAMB 2013 Q37
The absence of anti-diuretic hormone in humans results in
A
decreasing dehydration
B
drastic dehydration [PAGE 23]
C
eliminating dehydration
D
increasing dehydration
Biology JAMB 2013 Q38
Oestrogen is a hormone that is synthesized in the
A
ovaries
B
testes
C
anterior pituitary
D
adrenal cortex
Biology JAMB 2013 Q39
The eye defect cause by the development of cloudy areas in the lenses is
A
presbyopia
B
glaucoma
C
cataract
D
astigmatism
Biology JAMB 2013 Q42
The solid part of the ecosystem is referred to as the
A
atmosphere
B
hydrosphere
C
biosphere
D
lithosphere
Biology JAMB 2013 Q43
Which of the following is caused by Treponema palladium?
A
Gonorrhoea
B
Leprosy
C
Tuberculosis
D
Syphilis
Biology JAMB 2013 Q44
To which blood group do universal recipients belong?
A
B
B
A
C
O
D
AB
Biology JAMB 2013 Q45
The clumping together of red blood cells is
A
agglutination
B
fusion
C
transfusion
D
compatibility
Biology JAMB 2013 Q46
Physiological adaptation to very dry conditions in animals demonstrates
A
rejuvenation
B
xeromorphism
C
hibernation
D
aestivation
Biology JAMB 2013 Q47
One of adaptation of Cactus opuntia to conserve water is the reduction of
A
internodes
B
stem to leaves
C
leaves to spine
D
flower size
Biology JAMB 2013 Q48
Which of the following structure is adapted for feeding in a bird of prey?
A
Hooked break and sharp claws
B
Smooth beak and strong claws
C
Big beaks and strong feet
D
Pointed beak and strong claws
Biology JAMB 2013 Q49
The special pigment for colour change in chameleon is
A
melanin
B
carotenoid
C
chromatin
D
chromatophore
Biology JAMB 2013 Q50 OK Answer: A
The behavioural adaptation in social insects could best be described as
A
symbiosis [PAGE 24]
B
saprophytism
C
parasitism
D
commensalisms [PAGE 25] ANSWER KEYS