Posted in Biology

MICROSCOPE PARTS AND FUNCTIONS

A microscope is an instrument used in magnifying and viewing organisms smaller than 0.1mm that is too tiny to be seen by the human eyes. A compound light microscope consists of the following parts:
• Revolving nose piece: it is used for selecting lens to be used and to be in line with the eye piece.
• Objective lenses (low, medium and high power): for magnification of object
• Eye piece lens or ocular: for viewing magnified object.
• Body tube: provides attachment to eyepiece, revolving nose piece, low-power, medium-power and high-power objective lens.

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Posted in Biology

PROCESS OR METHOD OF SCIENCE

PROCESS OR METHOD OF SCIENCE

This is a systematic approach used to investigate enquiries arising from any observation made in nature. Therefore, the scientific method is the tool used to unravel the mysteries of life. The scientific methods include the following steps:

Observation
Classification
Inference
Measurement and Identification
Hypothesis
Experiment
Control or Conclusion
Theory or Law

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Posted in Biology

BIOLOGY AND LIVING THINGS

BIOLOGY AS AN INQUIRY IN SCIENCE

Science is the study of nature (living and non-living things).  Biology is a science that studies living things in nature. Biology was formed from the Greek words “Bio” (meaning life) and “logos” (meaning, study of).

The organisms studied in biology are generally classified into plants and animals. Therefore, biology is a science subject that can be subdivided into two main branches or subjects namely:

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