2005 - JAMB Biology Past Questions and Answers - page 2

11
The blackfly is a vector of
A
malaria
B
trypanosomiasis
C
onchocerciasis
D
yellow fever
correct option: c
Users' Answers & Comments
12
The transition from amphibians to mammals involves the limb becoming arranged to support the weight more effectively requiring modifications in the
A
collar bones and coccyx
B
pectoral and pelvic girdles
C
scapulae and clavicles
D
vertebrae and sternum
correct option: b
Users' Answers & Comments
13
The main function of the caudal fin in Tilapia is to
A
propel it forward in water
B
steer it while changing direction
C
balance it in water
D
enable it to float in water
correct option: a
Users' Answers & Comments
14
In the root vascular system, the stele is directly surrounded by the
A
pericycle
B
cortex
C
endodermis
D
parenchyma
correct option: a
Users' Answers & Comments
15
From the diagram above the part labelled IV represents the
A
colon
B
ileum
C
caecum
D
duodenum
correct option: d
Users' Answers & Comments
16
From the diagram above, The bile is stored in the part labelled
A
I
B
II
C
III
D
IV
correct option: b
Users' Answers & Comments
17
The only vein that carriers pure oxygenated blood is the
A
renal vein
B
pulmonary vein
C
hepatic vein
D
sciatic vein
correct option: b
Users' Answers & Comments
18
The function of the fluid - filled pericadium is to
A
reduce the friction caused by the pumping movements of the heart
B
supply the heart with organisms from attacking the heart
C
prevent disease organism from attacking the heart
D
reduce the intensity of the pumping
correct option: a
Users' Answers & Comments
19
The mammalian lung is made air tight by the
A
pleural cavity
B
mucous membrane
C
pleural membrane
D
diaphragm
correct option: c
Users' Answers & Comments
20
A test tube containing yeast in glucose solution containing alkaline pyrogallol. The bubbles of carbon (IV) oxide produced indicates that the yeast cells are
A
respiring in the absence of oxygen
B
liberating oxygen on their own
C
living and consuming oxygen
D
being killed by the alcohol produced
correct option: a
Users' Answers & Comments
Please share this, thanks: