Class-5 EVS, Chapter-21, Like Father, Like Daughter, Additional Exercises with Solutions / NCERT
Chapter-21
Like Father, Like Daughter
Match these
column:
A
|
B
|
Gregor Mendel
|
Not from parents
|
Polio
|
From our environment
|
Hair type is
|
Experiments with peas
|
We learn certain things
|
acquired from family
|
Ans-
A
|
B
|
Gregor Mendel
|
Experiments with peas
|
Polio
|
Not from parents
|
Hair type is
|
acquired from family
|
We learn certain things
|
from our environment
|
Fill in the
blanks with correct words:
1- The colour of our eyes is inherited from our parents.
2- An adopted_ child does not
resemble the people who bring him up.
3- Identical_ twins look exactly
alike.
4- Legs are affected when a
person suffers from polio.
5- Gregor Mendel_ explained inherited
characters in pea plants.
6- Saroja and Suvasini are twins.
7- Polio is caused by virus.
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State whether these statements are true or false:
1- We get some traits and habits from
our family. (True)
2- We learn certain things and skills
from our environment. (True)
3- Twins are always exactly same. (False)
4- At times our abilities change because
of some illness or old age. (True)
5- Having long hair is a trait which
runs in some families. (True)
Answer these questions:
Q.1 Whose habits and characters do we take?
Ans- We take habits and characters from our family.
Q.2 Which part of the body will be
affected by polio? Is this hereditary?
Ans- One of the leg is affected by
polio. This is not hereditary.
Q.3 What is polio? How can it be prevented?
Ans- Polio is an infectious disease
caused by poliovirus. In some cases, there is muscle weakness resulting in an
inability to move. It can be prevented by vaccination.
Q.4 What is pulse polio?
Ans- Pulse Polio is an immunisation campaign by the
government of India to eliminate poliomyelitis (polio) in India by
vaccinating all children under the age of five years against the polio virus.
Q.5 Name two characteristics that a
person inherits.
Ans- Following are two characteristics
that a person inherits:
(a) Height
(b) Colour of hairs
Q.6 Why do Saroja and Suvasini behave
differently inspite of being identical twins?
Ans- Saroja and Suvanini behave
differently inspite of being identical twins because they are being brought up
in different environments.
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