Examination on Basic Science
Class: Primary 5
Term: Second Term
Time: 1 Hour
Total Marks: 70

SECTION A: OBJECTIVES (40 Marks)
Instruction: Answer all questions.

1. ________ is a long bone found in the human thigh. (a) Humerus (b) Femur (c) Vertebra (d) Phalanges
2. Which of these is not a type of bone explicitly listed in the human skeleton topic? (a) Femur (b) Humerus (c) Patella (d) Phalanges
3. The main reason for the presence of joints in the human body is to allow ________. (a) Growth (b) Movement (c) Protection (d) Blood production
4. The transfer of pollen grains from the anther to the stigma is called ________. (a) Fertilization (b) Germination (c) Pollination (d) Development
5. All of these are parts of a flower except the ________. (a) Sepal (b) Petal (c) Root (d) Stigma
6. Which of the following is NOT an agent of pollination? (a) Wind (b) Water (c) Sunlight (d) Insects
7. An example of a ball-and-socket joint is found in the ________. (a) Elbow (b) Knee (c) Shoulder (d) Ankle
8. The correct step that follows pollination in the reproductive process of flowering plants is ________. (a) Germination (b) Fertilization (c) Dispersion (d) Photosynthesis
9. Which of the following bones are specifically found in the toes? (a) Humerus (b) Vertebra (c) Femur (d) Phalanges
10. The joint at the elbow allows movement primarily in one direction, making it a ________. (a) Hinge joint (b) Ball-and-socket joint (c) Pivot joint (d) Gliding joint
11. Which part of a flower is typically brightly coloured to attract insects? (a) Stigma (b) Ovary (c) Petal (d) Sepal
12. Cervical and thoracic are classifications of ________ bones. (a) Long (b) Flat (c) Vertebra (d) Short
13. When pollen grains are transferred from the anther to the stigma of the same flower, it is known as ________. (a) Cross-pollination (b) Self-pollination (c) Wind pollination (d) Insect pollination
14. A primary function of bones in the human body is to provide ________. (a) Digestion (b) Respiration (c) Support (d) Circulation
15. The fusion of male and female gametes within a flower is defined as ________. (a) Pollination (b) Germination (c) Fertilization (d) Dispersion
16. The humerus is a long bone located in the human ________. (a) Leg (b) Arm (c) Spine (d) Skull
17. Which of these agents is primarily responsible for transferring pollen over long distances? (a) Water (b) Sunlight (c) Soil (d) Wind
18. The knee joint is classified as a ________ joint due to its range of motion. (a) Ball-and-socket (b) Hinge (c) Pivot (d) Fixed
19. What structure in a flower typically develops into the fruit after successful fertilization? (a) Seed (b) Ovary (c) Petal (d) Stigma
20. The key difference between pollination and fertilization is that pollination is the transfer of pollen, while fertilization is the ________. (a) Growth of the fruit (b) Fusion of gametes (c) Spreading of seeds (d) Opening of the flower

SECTION B: THEORY (30 Marks)
Instruction: Answer any THREE questions.

1. (a) Name two types of bones based on their location or shape, giving an example for each. (2 marks)
(b) Explain the difference between a ball-and-socket joint and a hinge joint, providing an example for each. (3 marks)
(c) List three important functions of the human skeleton. (3 marks)
(d) What is the main role of joints in the human body? (2 marks)

2. (a) Name and state the function of any two parts of a flower. (2 marks)
(b) Define the term ‘pollination’ in flowering plants. (3 marks)
(c) Describe two different agents of pollination, giving an example of each. (3 marks)
(d) What is the difference between self-pollination and cross-pollination? (2 marks)

3. (a) Explain what fertilization means in the reproduction of flowering plants. (2 marks)
(b) Describe the main stages of development that occur from a flower to a fruit. (3 marks)
(c) Differentiate clearly between pollination and fertilization in flowering plants. (3 marks)
(d) Name two parts of a flower that are directly involved in the process of fertilization. (2 marks)

4. (a) List two examples of long bones found in the human body. (2 marks)
(b) Identify two specific types of vertebra bones. (3 marks)
(c) Explain why the shoulder joint is classified as a ball-and-socket joint. (3 marks)
(d) State two functions of the petals in a flower. (2 marks)

Objective Marking Scheme
Question 1 – ✅ (b) Femur
Question 2 – ✅ (c) Patella
Question 3 – ✅ (b) Movement
Question 4 – ✅ (c) Pollination
Question 5 – ✅ (c) Root
Question 6 – ✅ (c) Sunlight
Question 7 – ✅ (c) Shoulder
Question 8 – ✅ (b) Fertilization
Question 9 – ✅ (d) Phalanges
Question 10 – ✅ (a) Hinge joint
Question 11 – ✅ (c) Petal
Question 12 – ✅ (c) Vertebra
Question 13 – ✅ (b) Self-pollination
Question 14 – ✅ (c) Support
Question 15 – ✅ (c) Fertilization
Question 16 – ✅ (b) Arm
Question 17 – ✅ (d) Wind
Question 18 – ✅ (b) Hinge
Question 19 – ✅ (b) Ovary
Question 20 – ✅ (b) Fusion of gametes