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Plants also Breath and Feel
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GSSS BATALA (GIRLS) (Gurdaspur)
Represented by:- Class:- 9th Nidhi Sharma Subject = English English mistress
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Well known facts 1. Plants have life. 2. Plants are living organisms.
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A dramatic discovery about plants
Plants have hearts and can feel. 2 They have sight and sense.
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Invention of Crescograph
Crescograph is a wonderful instrument invented by Jagdish Chandra Bose. It measures the growth of plants.
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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.
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Designation He worked as a professor of physics in Presidency College in Calcutta.
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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.
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His protest Bose protested against the disparity between the salary of Indians and that of Europeans. In this struggle Bose was victorious.
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Features of Crescograph
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.
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What does a crescograph prove?
It proves that- plants have heart. plants have keen sight. plants react to the rays of light.
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Bose’s contribution Bose brought a great fame to India by inventing crescograph. He found similarity in the behaviour of lifeless and living things.
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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.
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Exercise
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Word Meaning 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
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Match the opposites column A 1. happy 2. unique 3. disparity
4.victorious ANSWERS- 1.c) 2.a) 3.d) 4.b) column B a) common b) defeated c) sad d) similarity
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Question 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 ?
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Answers Crescograph In 1858 Growth of plants
In the glorry of India’s past and in the intelligence of Indians To the rays of light
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BIBLOIGRAPHY Text Book of English of 9th class . www.images.com
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THANKS
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