BASIC SCIENCE – FIRST TERM EXAM
OBJECTIVE AND THEORY QUESTION
Class: JSS1
Time: 1 hour
Exam Type: Objective & Theory
SECTION A — OBJECTIVE (20 QUESTIONS)
Choose the correct answer for each question.
1. Which of the following is NOT a living thing?
A. Mango tree
B. Fish
C. Stone
D. Goat
Ans: C
2. The process by which plants make their food is called ____
A. Respiration
B. Photosynthesis
C. Fermentation
D. Germination
Ans: B
3. The sense organ for hearing is the ____
A. Nose
B. Eye
C. Ear
D. Skin
Ans: C
4. Heat transfer through liquids and gases is called ____
A. Convection
B. Conduction
C. Radiation
D. Reflection
Ans: A
5. A substance that allows light to pass through completely is ____
A. Opaque
B. Translucent
C. Transparent
D. Thick
Ans: C
6. Which of these is a natural source of light?
A. Candle
B. Torch
C. Sun
D. Bulb
Ans: C
7. The organ that pumps blood around the body is the ____
A. Kidney
B. Heart
C. Lung
D. Liver
Ans: B
8. The boiling point of water is ____
A. 50°C
B. 80°C
C. 100°C
D. 200°C
Ans: C
9. The correct order in the food chain is ____
A. Producer → Consumer → Decomposer
B. Consumer → Producer → Decomposer
C. Decomposer → Producer → Consumer
D. Producer → Decomposer → Consumer
Ans: A
10. Which of the following is a solid?
A. Steam
B. Ice
C. Rain
D. Oxygen
Ans: B
11. A material that does NOT allow electricity to pass through is called ____
A. Conductor
B. Insulator
C. Connector
D. Metal
Ans: B
12. Water changes into vapour through ____
A. Melting
B. Evaporation
C. Freezing
D. Condensation
Ans: B
13. Which of these animals lays eggs?
A. Goat
B. Cat
C. Hen
D. Monkey
Ans: C
14. The smallest unit of life is the ____
A. Cell
B. Tissue
C. Organ
D. System
Ans: A
15. The Earth rotates on its ____
A. Orbit
B. Axis
C. Pole
D. Core
Ans: B
16. Which gas is needed by humans for breathing?
A. Nitrogen
B. Oxygen
C. Carbon dioxide
D. Hydrogen
Ans: B
17. The type of soil best for farming is ____
A. Sandy soil
B. Clay soil
C. Loamy soil
D. Rocky soil
Ans: C
18. Which of the following is a renewable energy source?
A. Coal
B. Petrol
C. Solar energy
D. Diesel
Ans: C
19. The organ that helps in excretion of urine is the ____
A. Lung
B. Kidney
C. Heart
D. Brain
Ans: B
20. The instrument for measuring temperature is the ____
A. Barometer
B. Hygrometer
C. Thermometer
D. Speedometer
Ans: C
SECTION B — THEORY (ANSWER ANY 5)
1. What is photosynthesis? List two things needed for it.
2. Mention three differences between living and non-living things.
3. Define soil. Name two types of soil.
4. What Is Energy? List two sources of energy.
5. Draw and label the human heart (simple diagram acceptable).
MARKING GUIDE
SECTION A — OBJECTIVE (20 marks)
Each question = 1 mark
Total = 20 marks
SECTION B — THEORY (30 marks)
Each question carries 6 marks:
-
Definition = 2 marks
-
Listing/Explanation = 2 marks
-
Diagram (if required) = 2 marks
Total for 5 questions = 30 marks
