Introduction to biology questions | form one Biology

Explain four importances of studying biology

Answer / Solution

Biology has the following importances

-Biology helps us to know about ourselves and our surroundings

-The knowledge of biology helps in identifying and control of diseases

-Application of biological knowledge in agriculture helps in yielding high quality agricultural products.

-The knowledge of biology helps us mantain a healthy and happy life.

List down six scientific methods of studying biology

Answer / Solution

The following are the six scientific methods of studying biology.

1. Observation
2. Hypothesis formulation
3. Experimentation
4. Analysis
5. Conclusion
6. Theory and law.

The following is the structure of a microscope

Lable the following parts:
A,B,C,D,E,F,G,H,I,J,K,L and M.

Explain the uses of the following parts of the microscope above.
B, C, E ,H and J

Answer / Solution

A - Eye piece

B - Coarse adjustment knob

C - Fine adjustment knob

D - Arm

E - Stage clips

F - Limp pivot

G - Base

H - Mirror

I - Diaphragm

J - Stage

K - Objective lenses

L - Revolving nosepiece

M - Body tube

The following are functions of  parts labled B , C , E , H and J

B: Coarse adjustment knob is used in moving the stage and body tube.

C: Fine adjustment knob is used in focusing the specimen.

E: Stage clips are used to hold a slide tight.

H: Mirror acts as a source of light.

J: Stage is used in placing a slide or specimen during viewing.

Which one of the following is the reason for studying biology?

• Biology help us to appreciate and improve nature
• Biology deals with non-living objects in our environment
• Biology enables us to pollute environment
• Biological research contributes to the development of low-yielding breeds of crops

Answer / Solution

A[Biology help us to appreciate and improve nature]

In biology an experiment is used to test

• Theory
• Hypothesis
• Law
• Problem

Answer / Solution

B[ Hypothesis ]