Page 102 - General and Inorganic Chemistry for Advanced Secondary Schools Students Book Form Five and Six

Biology for Secondary Schools

(c) They depend on other organisms developed nervous system that
as a source of their food. helps them in detecting changes
(d) Most animals are mobile and in their surroundings. This allows
hence they can move from one them to be aware of the changes
place to another searching for occurring in their environment.
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shelter, food, mates, and safety.
(e) Most of the animals have bilateral Activity 5.11: Differentiating animals
symmetrical bodies. This means from other organisms
that their bodies can be divided
longitudinally into two equal Materials: A variety of plants and
parts. animals, charts showing a variety of
(f) Most of the animals have high plants and animals, notebook, and pen
level of tissue differentiation and or pencil
specialised body organs.
(g) Most of the animals have a well- Procedure
developed nervous system. 1 Walk around the school compound
(h) Most of the animals have anterior and observe a variety of plants,
and posterior ends, with oral and insects, and other animals or
anal openings. observe charts that show a variety
(i) The majority of the animals digest of plants and animals.
food internally in the gut and 2 Observe the organisms and note
store carbohydrates in the form of as many observable features as
glycogen. possible.
3 Group the observed organisms
Distinctive features of animals according to their similarities and
(a) They depend on other organisms differences.
as source of food. 4 Outline the similarities and
(b) Most animals digest food differences among the grouped
internally in the gut. organisms.
(c) Most animals are capable of
locomotion; hence they can move Question
from one place to another. Few Give reasons why animals and plants
animals, such as oysters are sessile. are placed in different kingdoms.
They are found attached on rocks
and other hard surfaces. They are Phyla of the kingdom Animalia
not capable of self-locomotion. Kingdom Animalia comprises several
(d) Most animals have a well- phyla. However, only five phyla will be

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