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NS Grade 9 TERM 1 Question Paper
Physical science (Thohoyandou Secondary School)
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VHEMBE DISTRICT
NATURAL SCIENCES
GRADE 9
TERM 1 CONTROLLED TEST
QUESTION PAPER
2023
MARKS: 30
DURATION: 60 MINUTES
INSTRUCTIONS:
1. This paper consists of five (05) pages including the cover.
2. Read the questions carefully before answering.
3. Number your answers correctly and exactly as in the questions.
4. Answer all the questions in this question paper.
1
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QUESTION 1 (Multiple choice)
Various options are provided as possible answer of the following questions. Choose the
correct answer and write only the letter (A to D) next to the question number. (1.1 to
1.1.3)
1.1 The smallest living unit of an organism.
A. System
B. Tissue
C. Cell
D. Organ
(1)
1.2. The flow of blood through body cells and organs of an animal.
A. Breathing
B. Respiration
C. Circulation
D. Gaseous exchange.
(1)
1.3 The sequence of the four processes in the alimentary canal is …..
A. Ingestion, egestion, absorption, digestion
B. Digestion, absorption, ingestion, egestion
C. absorption, Ingestion, digestion, egestion
D. Ingestion. digestion, absorption, egestion
(1) [3]
QUESTION 2 (One word/term)
Give the correct term / word for each of the following descriptions. Write only the term to
the question number. (2.1 to 2.2) on the answer sheet.
2.1 Food group that serve as fuel that supplies energy and heat to body cells.
(1)
2.2 The process by which oxygen and carbon dioxide are exchanged.
(1)
[2]
QUESTION 3 (Cells as basic units of life)
2
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3.1 Study the diagram below and answer the question that follows.
3.1 Provide a suitable heading for the above diagram. (1)
3.2 Give ONE reason, visible from the above diagram for your answer to question 3. 1 above.
(1).
3.3 Provide label for part 2. (1)
3.4 What is the main function of the parts numbered 6? (1)
3.5 Why are animal cells unable to make their own food? (1)
[5]
Question 4 (Systems in the human body)
4.1 Explain the function of each of the following systems in the human body.
4.1.1 Nervous system. (1)
4.1.2 Musculo-skeletal system. (1)
4.2 State ONE health issue involving the excretory system. (1)
[3]
QUESTION 5 (Reproduction)
3
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Study the diagram below of the female reproductive system and then answer the
question that follows.
5.1 Provide label for A, B and C.
(3)
5.2 State ONE function of part numbered D.
(1)
5.3 In which part does fertilization takes place? Write down the letter.
(1)
5.4 Briefly describe what will happen if the ovum is not fertilized in the part numbered (2)
[7]
QUESTION 6 (Circulatory and respiratory system)
6.1 Describe the function of the circulatory system. (1)
6.2 Name ONE health issues involving the circulatory system. (1)
6.3 Blood flows through a network of ducts called blood vessels. Answer the questions
based on the diagram below
4
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6.3.1 Label the part numbered A? (1)
6.3.2 Differentiate the blood pressure contained in part A and B. (1)
6.4 During exercise, briefly explain what happens to breathing in humans? (1)
[5]
QUESTION 7 (Digestive system)
7.1 What is a healthy diet? (1)
7.2 Fats are an important part of balanced diet. Explain why. (1)
7.3 The diagram below shows the human digestive system.
7.3.1 State ONE main function of the parts numbered B. (1)
7.3.2 Briefly distinguish between mechanical and chemical digestion. (2)
[5]
5
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