Question

UNIT 2: ANIMAL LINE
Adaptation is a natural process that helps an animal to adjust in a
Skil
land an
Under
Gill
animals
ungs.
1
vessels.
basses
vater i
out car
to survive. In this chapter, you will study how animals of different habitats
certain life processes like breathing, feeding and movement.ismein se answers dhundhne ko abhi de rahi hai aapko questions answer first legal ok
particular
Breathing in Animals
You know that all animals respire, that is, they
take in oxygen and use it to get energy from food.
Taking in oxygen and giving off carbon dioxide from
the body is called breathing.
Organs for breathing
Lungs: Birds, reptiles and mammals (including
human beings) breathe with the help of the lungs.
We have two lungs inside our chest. These look like
bags. When we breathe in air through our nostrils,
the air goes into our lungs. They are full of small
fubes called blood vessels which carry blood. In the
Nose /
Sp
Wind pipe
neirl
ghti
В.
Teatu
eed
А
Breathing ergens dar
nerg
nim
ie.
ungs, the oxygen of the air
basses into the blood and is
TEACHER'S NOTE
hen carried around the
The teacher may begin the class with a do
ody. The carbon dioxide in on animals living in different parts of the eartha
ne blood passes into the features.
ngs. It is then breathed out With the help of a chart you can discuss a
Jus.
special organs of animals that help them live in
types of habitats.
Tb
2. WORLD OF ANIMALS
Animals are found almost everywhere on the earth. They live in plains,
mountains which remain covered with snow, in deserts and even deep insid
oceans. A natural place where animals live, reproduce and find their food
called their habitat. Animals have adapted themselves to live in particular ha
Animals living in different habitats differ in shapes, sizes and other bodily feature
Since all the animals are living beings, they have to carry on certain life pro​

Answer 1

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