Basic science junior secondary school mock examination questions


  When getting ready for Junior secondary school certificate
examination, it is highly pertinent that unique and unadulterated questions
are been presented to the students for effective projection of quality and
excellence. Below is a sample of  Basic science junior secondary school
mock examination questions.
1.      The ability for living
organisms to respond to external stimulus is termed (a) respiration (b)
Kinetic responses (c)voluntary action (d)reflex action
2.      The brain is subdivided
into three major parts, which are (a) Cellebrum, cerebellum, cerebral cortex
(b)medulla, cerebellum, oblongata (c)cerebellum, medulla oblongata, cerebrum
(d)medulla oblongata, cerebellum, and bullous
3.      The component of the air
that is 21% by volume is (a)water (b)oxygen (c)nitrogen (d) noble gas
4.      The change of state from
gas to liquid is termed (a)Sublimation (b)condensation (c)neutralization (d)

5.      How many  sense
organs of the body do we have   (a) 6 (b)8 (c)5 (d) 10
6.      The sense organs for the
perception of smell is the (a) Eyes (b) skin (c)mouth (d)Nose
7.      Substances which cannot be
split into two substances by any chemical means is referred to as (a) Atom
(b) element (c)compound (d) Mixture
8.      Anything that has mass or
weight and occupies space is (a) Matter (b) element (c)molecule (d) weight
  1. The
    state of ill health is also known as  (a)disease  (b)immunization  (c)sickness  (d)wellness
10.  The change from liquid to gas is called A.
melting B. freezing C. evaporation D. condensation
11.  The process by which  substances
changes from one form to the other without the formation of a new substance
is termed (a)Physical change (b)chemical change (c) metallic change (d)
Melting of solid
12.  The change  in which a new substance is
been formed is called (a) chemical change (b)physical change (c) material
change (d) ionic change
13.  The latin name for sodium metal  is (a)
Ferrium (b)ferrus (c)Natrium (d)kalium
14.  The element with atomic number 2 is  (a)
Sodium (b) potassium (c)magnesium (d)Helium
15.  Element with Symbol K is known as (a) Kalium
(b)potassium (c)magnesium (d)iron
16.  Which of the following diseases can be
transmitted by sexual  intercourse (a) Syphilis (b)HIV/AIDS (C)
gonorrhea (d) All of the above
17.  One important method of  good reproductive
health is (a) Good office sweeping (b)taking regular diet (c) good
environmental sanitation (d)Taking bath regularly
18.  The component of air is an example of (a)Air
(b)Mixture (c) Element (d)element
19.  The act of responding to stimulus is termed (a)
reflexes (b) irritability (c)involuntary action (d) sense organs
20.  The central nervous system is made up of  (a)the
brain and the spinal cord (b) the brain and the vertebral column (c)the
spinal cord and the cerebrum (d) medulla oblongata and the spinal cord
21.  The brain is subdivided into how many parts (a)4
(b)10 (c)3 (d)6
22.  Cocoa, dyes and rubber are typical example of
which variety of crops (a) seasoned crops (b) cash crops (c)raw materials
(d)weekly crops
23.  Resources obtained from animals are referred to
as (a) plant and animal resources(b)plant resources (c)animal resources
(d)Animal and cash resources
24.  Dye is obtained from ——— (a) wood (b)
indigam (c) camwood and indigo (d)rubber tree
25.  ———-are used to make shoe in the industry
(a)Hides and skin (b)plastics (c)Rubber tree (d)Diary product
26.  All of these ————————–is a food
crop except (a)Beans (b) rice (c)cocoa (d)Yam
27.  —————is the smallest particle of a
substance which can exist independently and still possess the physical and
chemical properties of that substance
28.  Common salt used in the house for cooking is an
example of (a)Chemical (b) substance for cooking (c) compound (d) food
29.  Which one of this is not a sexually transmitted
infection (a) Gonorrhoea (b) Syphilis (c)HIV (D) Tuberculosis
30.  The sense organs for the perception of Vision and
direction is the (a) Eye (b)Ear (c)skin (d)tongue
1.      Make a well labeled
diagram of the human eye, Note accurate and large diagram with proper
labeling design will attract more marks
2.      List the five sense organs
we have. State their functions accordingly
b. explain the term reflex action, giving example  as
        3. What are
sexually transmitted infections?
        b. List five
method of caring for the reproductive organs
        c. List four
sexually transmitted infections you know
        4. Carefully
outline and list the first twenty elements
       5. Define the
following (i) Molecules (ii) elements (iii) compounds (iv) mixture
       b. List the economic
importance of plant and animal resources
      6. Differentiate between
food crops and cash crops and give atleast three examples each
      b. what are sandy soil
      c. What are dairy products,
give four examples of dairy products
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