MARKING SCHEME FOR JSS1 BASIC SCIENCE THIRD TERM CAT 2
SECTION A: OBJECTIVE TEST
ALLOCATION OF MARKS: ¼ mark each = 5 marks
SECTION B: ESSAY
ALLOCATION OF MARKS: 5 marks each = 10 marks ÷ 2 = 5 marks
1.(a) Benefits of Space Travel
- Telecommunication systems
- X-ray machines
- Computers
- Remote sensing equipment
- Space proteins
- Aircraft and rocket fuel
(½ mark each for any 4 correct answers = 2marks)
(b) Planets in order of their distance from the sun
- Mercury
- Venus
- Earth
- Mars
- Jupiter
- Saturn
- Uranus
- Neptune
(3 marks)
TOTAL = 5 MARKS
2.(a) An eclipse occurs when a part of sunlight is blocked either by the earth or by the moon.
(2 marks)
(b) Types of Satellites
- Observation satellites
- Communication satellites
- Weather satellites
- Scientific or space probe satellites
- Reconnaissance satellites
(Any 3 at 1 mark each = 3 marks)
TOTAL = 5 MARKS
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