Page 8 - General and Inorganic Chemistry for Advanced Secondary Schools Students Book Form Five and Six

Biology for Secondary Schools

FOR ONLINE READING ONLY

(a) (b)

(c) (d)
Figure 1.1: Living things (a) tree (b) bird (c) hippopotamus (d) whale

Life so that they can be easily seen and
Life is a state that distinguishes living examined. The process of enlarging very
things from non-living things. It is small things is called magnification.
characterised by nutrition, respiration,
excretion, growth and development, The branches of Biology include
sensitivity or irritability, movement, Botany, Zoology and Microbiology.
and reproduction. The basic unit of Botany is the study of plants, zoology is
life is the cell. All living things are the study of animals, and microbiology
made up of cells. Cells are so small is the study of microbes. A person who
that they cannot be seen with naked is specialised in the study of plants is
eyes. They can only be seen by using called a Botanist, a person who deals
the microscope. The microscope is with the study of animals is called a
an instrument that is used in scientific Zoologist, whereas a person who deals
studies to enlarge very small things
with the study of microbes is called a

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