BASIC SCIENCE J.S.S. 2 THIRD TERM EXAMINATION
CLASS: J.S.S 2
SUBJECT: BASIC SCIENCE
- The bones are held together by rope like materials called ______(a) Pivot
(b) Ligament (c) Skeletal
- _______is a increase in size of an organism due to increase in number of calls ______ (a) increment (b) growth (c) changes
- Growth changes can be determined by measurement of _______and_______
(a) height and growth (b) height and weight (c) growth and size
- The stage from birth to puberty is ______ (a) adulthood (b) childhood (c) changes
- ______ is the rigid body structure which supports movements in animals. (a) spine (b) skeleton (c) joint
- Hinge joint is the type of joint found in all except ____ (a) shoulder (b) in the fingers (c) at the toes
- In ________ changes the original substance can easily be recovered. (a)physical
(b) chemical (c) heat
- Changes in which new substances are formed is ______ (a) chemical changes
(b) solid change (c) physical change
- A point where two bones meet is called ______ (a) joint (b) jointer (c) connector
- The exchange of gasses either through the nose or mouth is known as __________ (a) breathing (b) air take in (c) respiratory
11 Ante-natal means ____________
(a) After birth (b) within birth (c) immediately after birth (d) before birth
12 The period between egg laying and hatching in birds is__________ period
(a) Incubation (b) delivery (C) relaxation (D) labour.
13 _______ is the process of planting trees where they have not excited before
(A) Desertification (B) Afforestation (C) Deforestation (D) Reforestation
14 The direction of the wind is measured with an instrument called _________
(A) Thermometer (B) voltmeter (C) wind vane (D) anemometer
15 A barometer is an instrument used to measure ____________
(A) Atmospheric pressure (B) humidity (C) wind direction (D) temperature
16 Animals affect the weathering of earth when they ___________
(A) Sleep (B) big tunnels (C) eat (D) sweat
17 One of the following is a symptom of many other diseases
(A) Measles (B) cold (C) malaria (D) headache
18 Weathering over a long time changes rock to ___________
(A) Water (B) magma (C) soil (D) minerals
19 One of these is a symbol of ozone
(A) 02 (B) 03 (C) cl2 (D) 0
20 Drugs must be taken on recommendation from a qualified ___________
(A) Lawyer (B) teacher (C) doctor (D) farmer
21 C.F.C means _________________________________________________
22 All element are made of________________________
(A) Rest (B) atoms (C) ions (D) gases
23 H.F.C means___________________________________________________
24 U.V means_____________________________________________________
25 Ozone is a form of _________________
(A) Carbon (B) nitrogen (C) hydrogen (D) oxygen
SECTION B
1a. What is growth and development?
b. State five factors affecting growth and development.
2a. Discuss changes in non-living things.
b. State three differences between physical and chemical changes.
3. State five reasons why human beings need to move about.
4a. What is respiratory?
b. List the respiratory organs and state their functions.
5a. Define joint.
b. State with example, three types of joint.
