Plants also Breath
and Feel
GSSS BATALA (GIRLS)
(Gurdaspur)
Represented by:Nidhi Sharma
English mistress
Class:- 9th
Subject = English
Well known facts
1. Plants have life.
2. Plants are living organisms.
A dramatic discovery about plants
1.
Plants have hearts and can feel.
2
They have sight and sense.
Invention of Crescograph


Crescograph is a wonderful instrument
invented by Jagdish Chandra Bose.
It measures the growth of plants.
Life of J.C.Bose–the inventor
Birth - Bose was born in 1858 in a
village in West Bengal.
Education - Bose studied physics in
Calcutta University. Then he went to
England and graduated in physics from
Cambridge.
Designation
He worked as a professor of physics
in Presidency College in Calcutta.
Bose,a rebel
Jagdish Chandra Bose was a rebel by
nature. He could not bear that Indians
usually got two-thirds of the salary of
European professors. He demanded
same pay for the same work.
His protest
Bose protested against the disparity
between the salary of Indians and
that of Europeans.
In this struggle Bose was victorious.
Features of Crescograph
1.
2.
3.
4.
It is a unique instrument.
It records the reaction of plants to
stimuli.
It magnifies the movement of plants.
It records the growth of plants.
What does a crescograph prove?
It proves that plants have heart.
 plants have keen sight.
 plants react to the rays of light.
Bose’s contribution


Bose brought a great fame to India by
inventing crescograph.
He found similarity in the behaviour of
lifeless and living things.
His love for his country
Bose felt proud in the glory of
India’s past.
 He had deep faith in the intelligence
of the Indians.

Exercise
Word Meaning
1.
2.
3.
4.
5.
6.
7.
8.
Organisms =living beings
Rebel = one who opposes a law
Disparity = difference
Unique = matchless
Magnifies = enlarges
Stimuli = things that cause reaction
Keen = strong,deep
Glory = name or fame
Match the
opposites

column A
1. happy
2. unique
3. disparity
4.victorious
ANSWERS1.c) 2.a) 3.d) 4.b)

column B
a) common
b) defeated
c) sad
d) similarity
Question
1.
2.
3.
4.
5.
Which instrument was invented by J.C.Bose
?
When was J.C.Bose born ?
What could the instrument measure ?
In what did Bose had deep faith ?
What do the plants react to ?
Answers
1.
2.
3.
4.
5.
Crescograph
In 1858
Growth of plants
In the glorry of India’s past and in the
intelligence of Indians
To the rays of light
BIBLOIGRAPHY
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
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Text Book of English of 9th class .
www.images.com
www.jagdishchanderbosedetail.com
THANKS