Section A
1.
4 marks
List four differences between arteries and veins.
(a)
Difference 1
1 mk
(b)
Difference 2
1 mk
(c)
Difference 3
1 mk
(d)
Difference 4
1 mk
Upgrade to see model answers.
2.
4 marks
Mention four functions of the human skin.
(a)
Function 1
1 mk
(b)
Function 2
1 mk
(c)
Function 3
1 mk
(d)
Function 4
1 mk
Upgrade to see model answers.
3.
4 marks
Name four methods of food preservation and briefly explain one.
(a)
Method 1
1 mk
(b)
Method 2
1 mk
(c)
Method 3
1 mk
(d)
Method 4
1 mk
(e)
Explanation of one method
1 mk
Upgrade to see model answers.
4.
4 marks
List four examples of connective tissues in animals.
(a)
Example 1
1 mk
(b)
Example 2
1 mk
(c)
Example 3
1 mk
(d)
Example 4
1 mk
Upgrade to see model answers.
5.
4 marks
State four advantages of using models in Biology teaching.
(a)
Advantage 1
1 mk
(b)
Advantage 2
1 mk
(c)
Advantage 3
1 mk
(d)
Advantage 4
1 mk
Upgrade to see model answers.
6.
4 marks
Mention four types of pathogens and a disease caused by each.
(a)
Pathogen 1
1 mk
(b)
Pathogen 2
1 mk
(c)
Pathogen 3
1 mk
(d)
Pathogen 4
1 mk
Upgrade to see model answers.
7.
4 marks
State four reasons why Biology is considered a practical subject.
(a)
Reason 1
1 mk
(b)
Reason 2
1 mk
(c)
Reason 3
1 mk
(d)
Reason 4
1 mk
Upgrade to see model answers.
8.
4 marks
Outline four characteristics of a good laboratory technician.
(a)
Characteristic 1
1 mk
(b)
Characteristic 2
1 mk
(c)
Characteristic 3
1 mk
(d)
Characteristic 4
1 mk
Upgrade to see model answers.
9.
4 marks
Briefly explain four human activities that affect the environment.
(a)
Activity 1
1 mk
(b)
Activity 2
1 mk
(c)
Activity 3
1 mk
(d)
Activity 4
1 mk
Upgrade to see model answers.
10.
4 marks
Mention four differences between DNA and RNA.
(a)
Difference 1
1 mk
(b)
Difference 2
1 mk
(c)
Difference 3
1 mk
(d)
Difference 4
1 mk
Upgrade to see model answers.
Section B
11.
15 marks
Discuss the human digestive system, explaining the roles of its main parts.
(a)
Mouth
2 mk
(b)
Oesophagus
1 mk
(c)
Stomach
3 mk
(d)
Small Intestine
5 mk
(e)
Large Intestine
2 mk
(f)
Associated Organs (Liver, Gallbladder, Pancreas)
2 mk
Upgrade to see model answers.
12.
15 marks
Describe how osmosis takes place and explain its significance in plants and animals.
(a)
Description of Osmosis
5 mk
(b)
Significance in Plants
5 mk
(c)
Significance in Animals
5 mk
Upgrade to see model answers.
13.
15 marks
Explain how hormones regulate the menstrual cycle in humans.
(a)
Role of FSH (Follicle-Stimulating Hormone)
3 mk
(b)
Role of Estrogen
3 mk
(c)
Role of LH (Luteinizing Hormone)
3 mk
(d)
Role of Progesterone
3 mk
(e)
Feedback Mechanisms
3 mk
Upgrade to see model answers.
14.
15 marks
Describe five effects of poor waste management on the ecosystem.
(a)
Effect 1
3 mk
(b)
Effect 2
3 mk
(c)
Effect 3
3 mk
(d)
Effect 4
3 mk
(e)
Effect 5
3 mk
Upgrade to see model answers.
Section C
15.
30 marks
Explain six challenges faced by student-teachers during teaching practice and how to overcome them.
(a)
Challenge 1 & Solution
5 mk
(b)
Challenge 2 & Solution
5 mk
(c)
Challenge 3 & Solution
5 mk
(d)
Challenge 4 & Solution
5 mk
(e)
Challenge 5 & Solution
5 mk
(f)
Challenge 6 & Solution
5 mk
Upgrade to see model answers.
16.
30 marks
Discuss six roles of a scheme of work in effective Biology lesson preparation.
(a)
Role 1
5 mk
(b)
Role 2
5 mk
(c)
Role 3
5 mk
(d)
Role 4
5 mk
(e)
Role 5
5 mk
(f)
Role 6
5 mk
Upgrade to see model answers.
17.
30 marks
As a Biology teacher, how would you organize a field trip on classification of plants? Explain six key steps.
(a)
Step 1: Planning and Objectives
5 mk
(b)
Step 2: Permissions and Logistics
5 mk
(c)
Step 3: Safety Precautions
5 mk
(d)
Step 4: Pre-trip Preparation
5 mk
(e)
Step 5: During the Field Trip
5 mk
(f)
Step 6: Post-trip Activities
5 mk
Upgrade to see model answers.
18.
30 marks
Describe six features of an effective Biology teaching and learning environment.
(a)
Feature 1
5 mk
(b)
Feature 2
5 mk
(c)
Feature 3
5 mk
(d)
Feature 4
5 mk
(e)
Feature 5
5 mk
(f)
Feature 6
5 mk
Upgrade to see model answers.