JAMB - Biology (1987)
1
The functions of endoplasmic reticulum is
Antwort(B)
intracellular transport of materials
2
Which of the following features of euglena is found only in animals?
3
An organism found on a bare rock surface has features of algae and fungi. The organism is
4
In a plant exhibiting alternation of generations, the diploid multicellular stage is known as
5
A characteristic that distinguishes bryophytes from flowering plants is the
Antwort(C)
absence of vascular tisssues
6
A good example of a diploblastic organism is
7
The function of the clitellum in the earthworm is to
8
The crayfish is an arthropod because
Antwort(D)
its body is covered with an exoskeleton made of chitin
9
The hypha of Rhizopus is said to be non septate because it
10
In most true ferns sporangia are grouped into
11
In the reproduction of mosses, water is essential because
Antwort(C)
the male ganetes must swim to fertilize the ovum
12
In tapeworm, the two structure that run throughout the length of the body are the
Antwort(A)
nerve cord and excretory duct
13
Which of the following is not a characteristics of snail?
14
In the life history of butterfly, destruction of crops is caused by the
15
The correct sequence of tissues in the anatomy of a young dicotyledonous stem from the inside to the outside is
Antwort(C)
pith, xylem, cambium, phloem, collenchyma, parenchyma and epidermis
16
Secondary thickening is initiated in a dicotyledonous stem by the
17
In demonstrating the importance of mineral elements in plants, the culture bottle must be darkened to
Antwort(A)
prevent alga growth in culture solution
18
The vitamin which is important in the formation of the retina pigment is
19
Which of the following lists of organs is directly involved in nutrition?
Antwort(D)
Salivary gland, liver, stomach, villi and colon
20
In the standard experiment to show that oxygen is given off during photosynthesis, sodium bicarbonate is used to
Antwort(C)
supply carbondioxide for photosynthesis
21
One cubic centimeter of lymph is richer than an equal volume of blood in
22
The oxidative part of the respiratory process takes place in the
23
Fatigue of leg muscles may occur after riding many kilometers on a bicycle because of
24
The function of the loop of Henle is to
Antwort(C)
concentrate sodium chloride in the medulla of the kidney
25
Sclerenchyma cells are lignified to
Antwort(A)
strengthen and support the plant
26
The pineapple fruit is best described as
Antwort(C)
multiple, succulent and indehiscent
27
A flower showing radial symmetry is said to be
28
A samara differs from a cypsela by having
29
The plantain reproduces asexually by
30
Growth can best be determined in a population of Spirogyra by measuring the
Antwort(A)
total length of the filament
31
Most cells in higher animals retain their power of division EXCEPT
32
A severe deficiency of thyroxin results in
33
The growth of a coleoptile towards unilateral light source is due to
Antwort(B)
unequal distribution of auxin
34
The sequence of ear ossicles from the fenestra ovalis is
Antwort(C)
stapes, incus and malleus
35
The center for controlling body temperature in the brains is the
36
Unlike auxins, gibberellins
Antwort(B)
do not affect leaf and fruit abscission
37
A gene which expresses itself only in the homozygous condition is
38
An example of monohybride inheritance in man is
39
If a plant homozygous for round and yellow (RR : YY), is crossed with a wrinkle green type (rr : yy) all of the resulting seeds will be
40
The ratio of carriers to sicklers in the F1 generation derived from a parental cross of two carriers of haemoglobin S gene is
41
In which of the following crosses will all the female offspring be colour blind?
Antwort(A)
colour blind mother x colour blind father
42
Which of the following relates to edaphic factors?
Antwort(D)
The influence of soils on plant and animals
43
Epiphytes growing on the branches of trees provide an example of the relationship known as
44
Poliomyelitis is an infectious diseases caused by
45
One of the functions of UNICEF is to
Antwort(C)
improve the health and nutrition of children and nursing mothers
