BIOLOGY: INTRODUCTION TO BIOLOGY

Subject: Biology Class: SS1 Topic: Introduction to Biology Exam Focus: WAEC | NECO | JAMB

What is Biology?

Biology is the branch of science that deals with the study of living things.

Living things include humans, animals, plants, and microorganisms.

Branches of Biology

Botany: Study of plants.

Zoology: Study of animals.

Microbiology: Study of microorganisms.

Anatomy: Study of the structure of organisms.

Ecology: Study of organisms and their environment.

Genetics: Study of heredity and variation.

Characteristics of Living Things

Living things possess seven major characteristics, remembered using MRS GREN:

M – Movement

R – Respiration

S – Sensitivity

G – Growth

R – Reproduction

E – Excretion

N – Nutrition

Importance of Biology

Biology helps us to:

Understand the human body.

Prevent and treat diseases.

Improve agriculture and food production.

Protect the environment.

Understand plants and animals.

Quick Practice Questions

1. What is Biology?

A. Study of chemicals B. Study of living things C. Study of planets D. Study of numbers

Correct Answer: B

2. Which branch of Biology deals with plants?

A. Zoology B. Ecology C. Botany D. Anatomy

Correct Answer: C

3. What does the letter E represent in MRS GREN?

A. Energy B. Environment C. Excretion D. Evolution

Correct Answer: C

Summary

Biology is the scientific study of life. It helps us understand living organisms, their characteristics, and how they interact with their environment.

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