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IBI511S - INTRODUCTION TO GENERAL BIOLOGY - - 1ST OPP - JUNE 2025 |
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nAmlBIA UnlVERSITY
OF SCIEn CE Ano TECHn OLOGY
FACULTYOF HEALTH,NATURAL RESOURCESAND APPLIEDSCIENCES
DEPARTMENT OF AGRICULTURALSCIENCESAND AGRIBUSINESS
QUALIFICATION: BACHELOROF SCIENCEIN AGRICULTURE
QUALIFICATION CODE: 07BAGA
COURSECODE: IBI511S
LEVEL: 7
COURSENAME: INTRODUCTION TO GENERAL
BIOLOGY
DATE:JUNE 2025
DURATION: 3 HOURS
MARKS: 100
FIRSTOPPORTUNITY EXAMINATION QUESTION PAPER
EXAMINER(S) Mr. C. L. Akashambatwa
MODERATOR: Mrs. L. Theron
INSTRUCTIONS
1. Answer ALL the questions.
2. Write clearly and neatly.
3. Number the answers clearly.
PERMISSIBLEMATERIALS
1. Examination question paper
2. Answering book
THIS QUESTION PAPERCONSISTSOF 2 PAGE(Including this front page)
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Question 1
1.1. Name and explain the seven characteristics of living things.
(7)
1.2. Why do plants need to exchange gases with the environment?
(4)
1.3. Name and explain with examples the two types of cell reproduction.
(4)
1.4. What is crossing over? In which period of meiosis does this event occur and what
is its importance?
(5)
1.5. List the Six major classes of plant hormones and briefly explain what each is
responsible for.
(12)
[32]
Question 2
2.1. Distinguish between monoecious and dioecious flowers and give an example of
each.
(4)
2.2. Cells are the basic structural units of living organisms. Explain what that means.
(5)
2.3. Explain what Specification is and what are the processes which can lead to it?
(4)
2.4. Distinguish between the functions of mitosis and meiosis.
(10)
2.5. Distinguish between Nama Karoo and Acacia tree & shrub savanna biomes of Namibia
in terms of climate, vegetation & ecological characteristics (flora & fauna).
(12)
[35]
Question 3
3.1 Explain the cell cycle in full.
(8)
3.2. List the functions of the following plant parts: leaves, the stem, roots, nodes, and
intern odes.
(5)
3.3. Mitosis is divided into Five phases, mention and describe what happens in each
phase.
(10)
3.4. Draw a transverse section of a dicot leaf and label it correctly.
(10)
[33]
[TOTAL 100]