CELL AS A UNIT OF LIFE

The following are the steps to follow when using a light microscope:
J: Turn the fine focus knob
K: Turn the coarse focus knob
L: Place the slide on the stage
M: Adjust the mirror and the diaphragm
1. J,L,M,K
2. K,J,L,M
3. L,M,K,J
4. M,L,K,J
The basic unit of living things is
1. the cell
2. the nucleus
3. the cell wall
4. the cytoplasm
Plant cell have a green colour substance which is known as ...
1. chloroplast
2. chlorophyll
3. protoplasm
4. cell membrane
Diagram shows a cell

Which of the following characreristics indicates that the cell ia a plant cell?
I It has a cell wall
II It has a big vacuole
III It has chloroplast
1. I and II only
2. I and III only
3. II and III only
4. I, II and III
Diagram shows a plant cell.

which of the following is the function of the part labelled X ?
1. Controls all the activities in the cell
2. Stores food substances and water
3. Provides a strong support and gives shape to the cell
4. Controls the substances moving in and out of the cell
Diagram shows an organism.

Which of the following are the habitats where the organism can be found?
I Pond
II River
III Dry soil
1. I and II only
2. I and III only
3. II and III only
4. I, II and III
Which of the following is a unicellular organism?
1. Spirogyra
2. Euglena
3. Mucor
4. Hydra
Diagram shows organism X.

What is organism X ?
1. Spirogyra
2. Hydra
3. Euglena
4. Pleurococcus
Which of the following statements is correct about multicellular organism ?
1. Organisms that are made up of many cells
2. Organisms that are made up of millions of cells of the same kind
3. Organisms that do not undergo any life processes
4. Organisms that are made up of a single cell only
Diagram shows cells M that can be found in the human body.

Which of the following systems has cells M ?
1. Reproductive system
2. Blood circulatory system
3. Nervous system
4. Digestive system
Which of the following systems do the kidneys, lungs and skin belong to ?
1. Respiratory system
2. Skeletal system
3. Lymphatic system
4. Excretion system
Which of the following is an connective tissues ?
1. Smooth muscles
2. Bones
3. Skeletal muscles
4. Cardiac muscles
Which of the following are reproductive cells ?
I
II
III
1. I and II only
2. I and III only
3. II and III only
4. I, II and III
Which of the following statements is true ?
1. Various organs combine in the human body to form a tissue
2. Differents types of other cells can be found in one nerve cell
3. Various tissues combine together to form an organ
4. Many systems form an organ
Which of the following is the correct function of the lymphatic system ?
1. Defends and protects the body against disease
2. Performs digestion of the food taken
3. Secretes hormones during reproduction
4. Eliminates toxic wastes from the body
Which of the following is the basic unit that forms nerve tissues ?
1. Fat cell
2. Neurone
3. Endothelial cell
4. Elastic fibre
The following shows the organisation of cells in an organism
Cells ----- tissues ----- M ----- system ----- organism
What is the example of M ?
1. Nose
2. Sperm
3. Ovum
4. Frog
The following are the parts of a system in the human body.
* skull
*backbone
*pelvic girdle
*pectoral girdle
The parts in the list are found in the
1. the skeletal system
2. the nervous system
3. the muscular system
4. blood excretory system
The system which involves the detection of stimulus in human body is the ...
1. nervous system
2. muscular system
3. skeletal system
4. blood circulatory system
Mankind is the most special of all beings. This is because mankind is endowed with ...
1. a brain
2. a mind
3. senses
4. feelings