2018 JAMB CBT 10th 7am BIOLOGY QUESTIONS AND ANSWERS (DAY 2)

7am
BIOLOGY
1 :- movement of manufactured food from the leaves to
other part of the plant is
CORRECT ANSWER =
translocation
2 :- the part where fertilization takes place is labelled
CORRECT ANSWER =
III
3 :- the level of organization in onion bulb is
CORRECT ANSWER =
organ
4 :- the possession of short string and conical beak for
picking and cracking seed is an adaptive feature of
CORRECT ANSWER =
weaver bird
5 :- gaseous exchange in plants takes place through the
CORRECT ANSWER =
stomata
6 :- the part labelled ii is the
CORRECT ANSWER =
suture
7 :- predominance of grasses with scattered trees are
characteristics features of
CORRECT ANSWER =
grassland
8 :- in plants, auxin is produced in the
CORRECT ANSWER =
apices
9 :- the blood group AB is called
CORRECT ANSWER =
universal acceptor
10 :- a diploid individual carrying two different alleles if a
gene on its two homologous chrosomes is referred to as
CORRECT ANSWER =
heterozygote
11 :- photosynthesis, respiration and decay are important
processes which brings about the recycling of
CORRECT ANSWER =
carbon(iv)oxide
12 :- the illustration represents
CORRECT ANSWER =
mitosis
13 :- which of the following structural feature is involved
in regulating heat loss from the body
CORRECT ANSWER =
body size and shape
14 :- dissolved gasses, turbidity and density are ecological
that affect
CORRECT ANSWER =
aquatic habitat
15 :- under secretion of pituatry hormones in children
leasd to
CORRECT ANSWER =
dwarfism
16 :- the law of the inheritance of acquired traits was
postulated by
CORRECT ANSWER =
lamarck
17 :- a trait that is expressed in an offspring when two
individuals with constracting characters are crossed is
CORRECT ANSWER =
dorminant
18 :- which of the following is a biotic factor in an
ecosystem
CORRECT ANSWER =
predation
19 :- organis that belongs to the kingdom protista are
referred to as
CORRECT ANSWER =
eukaryotes
20 :- which of the following is a decomposer in a terrestial
habitat?
CORRECT ANSWER =
bacteria
21 :- which of the following air pollutant results in acid
rain
CORRECT ANSWER =
nitrogen oxide
22 :- which of the following features describes Euglena as
a plant and an animal
CORRECT ANSWER =
ability to response to light stimulus
23 :- the function of swim blader in Tilapia fish is
CORRECT ANSWER =
for buoyancy
24 :- the causative organism of ameobic dysentry is
CORRECT ANSWER =
entamoeba hystolytica
25 :- a person with blood AB can donates to person with
blood group
CORRECT ANSWER =
AB
26 :- the genetic constitution of an organism is referred to
as its
CORRECT ANSWER =
genotype
27 :- the diagram represents a
CORRECT ANSWER =
hibiscus flower
28 :- the diagram labelled ii is
CORRECT ANSWER =
metaphase
29 :- in evolution the appendix in humans is an evidence
from
CORRECT ANSWER =
vestigial organ
30 :- secondary succesion takes place
CORRECT ANSWER =
in abondoned farmland
31 :- the level of organization of a cow heart is
CORRECT ANSWER =
organ
32 :- a sudden loss of black pigment from the skin of an
African can be attributed to
CORRECT ANSWER =
mutation in the skin cell
33 :- intra specific competition occur due to
CORRECT ANSWER =
limited resources
34 :- in which part of the body can the diagram be found
CORRECT ANSWER =
neck region
35 :- the characteristics feature of trachepphyta is that
they
CORRECT ANSWER =
are vascularized
36 :- Borgu game ireserve is located in
CORRECT ANSWER =
Niger state
37 :- the function of the part labelled I is for
CORRECT ANSWER =
protection
38 :- the part labelled ii is the
CORRECT ANSWER =
neural canal
39 :- an area very low rainfall and high evaporation rate
is referred to as
CORRECT ANSWER =
savanna
40 :- ammonification takes place in
CORRECT ANSWER =
nitrogen cycle

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