Page 26 - General and Inorganic Chemistry for Advanced Secondary Schools Students Book Form Five and Six
P. 26
Biology for Secondary Schools
FOR ONLINE READING ONLY
Figure 2.20: Aquarium
Figure 2.18: Preserved specimens
Basic skills in scientific studies
Cages
A cage is an enclosure often made up Task 2.2
of wire mesh or bars or wood, in which Search from library and reliable internet
birds, mice, rabbits, or other small sources the information on basic skills
animals are kept, as shown in Figure in scientific studies. Write short notes.
2.19.
There are basic skills that are essential
in scientific studies. The skills are
needed in studying Biology. They
include observation, measurement, and
experimentation.
Observation
Observation is one of the methods of
studying Biology. Through observation
one can study living things in many
Figure 2.19: Rabbit in a cage ways. Observation is done by using
sense organs. An example of using
Aquarium sense organs in making observations is
Aquarium is a special vessel that is shown in Figure 2.21.
used in the laboratory for keeping
live aquatic organisms, such as fish, as
shown in Figure 2.20. Aquaria can be
of different shapes and sizes.
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