KCSE Biology Paper 1 (Sample) 2022
If you can sketch a plant cell and label the mitochondria, but struggle to explain what it's actually doing, this paper will sharpen that skill. This sample covers the foundation of Form 4 Biology: cell structure and function, transport mechanisms across membranes, and how organisms classify into kingdoms. You'll face multiple-choice questions, a few true/false statements to catch misconceptions, and fill-in-the-blank prompts that test real vocabulary. By the time you finish, you'll have trained the muscle memory to spot the difference between diffusion and active transport in a single sentence, and to recall why a plant cell has a cell wall but an animal cell doesn't—without second-guessing yourself.
Questions in this quiz
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- Question 1
Which of the following is a function of the rough endoplasmic reticulum?
- Question 2
A plant cell placed in a hypertonic solution will undergo plasmolysis because the cell membrane withdraws from the cell wall.
- Question 3
The mitochondrion is often called the powerhouse of the cell because it
- Question 4
When a red blood cell is placed in distilled water, it swells and may burst (haemolysis). This occurs because distilled water is
- Question 5
The movement of glucose into a cell against its concentration gradient, using energy from ATP, is an example of
- Question 6
Which of the following statements about prokaryotic cells is correct?
- Question 7
The fluid mosaic model describes the cell membrane as having a phospholipid bilayer with embedded and peripheral proteins. This model explains why the membrane is
- Question 8
In the binomial nomenclature system, the genus name is always written with a capital letter, while the species name is always written in lowercase. Both are italicized or underlined.
- Question 9
The rate of diffusion of a substance across a cell membrane is directly proportional to the
- Question 10
A student observes a cell under a light microscope and notes the presence of a cell wall, chloroplasts, and a vacuole. This cell is most likely a
- Question 11
The primary role of the Golgi apparatus (Golgi body) in a cell is to
- Question 12
Fill in the blank: The process by which water moves across a partially permeable membrane from an area of higher water potential to an area of lower water potential is called ________.
- Question 13
Organisms are classified into kingdoms based on characteristics such as cell structure, method of nutrition, and presence or absence of a cell wall. The kingdom Plantae includes all of the following except
- Question 14
Fill in the blank: The ________ is the basic unit of life and is the smallest unit that can carry out all life processes independently.
- Question 15
Which of the following is an example of an organism that belongs to the kingdom Protista?