J.C. Bose: A Beautiful Mind |A Jagadish Chandra Bose|West Bengal board class 7 English solution|Model Activity tasks|question and answer
ACTIVITY: 1
Choose the correct answer from the given options.
(a) Jagadish Chandra Bose studied in—
(i) Hindu School
(ii) Hare School
(iii) Ballygunge Government School
Ans. (i) Hare School.
(b) Bose met Father Lafont at-
(i) Cambridge
(ii) London
(iii) St. Xavier's College
Ans. (iii) St. Xavier's College.
(c) Bose graduated in B.Sc. from-
(i) University of Cambridge
(ii) University of Oxford
(iii) University of London
Ans. (iii) University of London.
ACTIVITY: 2
Fill in the chart with information from the text.
Ans:-
ACTIVITY: 3
Complete the following statements with information from the text.
(a) Bose's father used to work as __________
Ans:- a Deputy Magistrate in
Burdwan, Faridpur and other places.
(b) _________was the leader of Brahmo Samaj.
Ans:- Bose's father, Bhagwan Chandra Bose.
(e) In his school days, Bose's playmates were_________
Ans:- the son of the Muslim attendant of his father and the son of a fisherman.
(d) Bose went to England to___________
Ans:- study about Natural Science.
ACTIVITY: 4
Answer the following questions.
(a) Why did Jagadish Chandra Bose receive his early education in a Vernacular school?
Ans:- Jagadish Chandra Bose received his early education in a vernacular school because his father believed that one must have knowledge about one's mother tongue before learning any other language.
(b) What did Bose's mother do when he brought his friends home from school ?
Ans:- When Bose brought friends from school, Bose's mother welcomed and fed them all without discrimination.
(c) Who was Lafont? How did he influence Bose ?
Ans:- Lafont was a Jesuit father.
Lafont played an important role in developing Bose's interest in natural science. Thus he influenced Bose.
(d) Why did Bose refuse to accept his salary ?
Ans:- Bose refused to accept his salary because he was offered lower salary than his European cauligues.
ACTIVITY: 5
Match the single words with their expanded forms.
Single word form
Expanded form
astronomy
a place where books are kept.
library
a garden of many fruit trees.
garage
a person who handles cash.
psychology
study of stars and planets.
orchard
study of human mind.
cashier
a place to keep cars.
ACTIVITY: 6
Identify which of the following statements are True' and which are False", Give a supporting statement for your answer.
(a) Crescograph was invented by Marconi.
Ans. False.
Supporting statement: Bose had invented several sensitive instruments. One of them is the Crescograph.
(b) Marconi got the patency right for wireless telegraphy.
Ans. True.
Supporting statement: Marcani got the patency right for the invention of wireless telegraphy.
(e) Bose was awarded 'Knighthood" in 1919.
Ans. False
Supporting statement: He was awarded Knighthood" by the British Supporting statement: Government in 1917.
(d) No other Bengali writer had written science-fiction before J.C. Bose.
Ans. True
Supporting statement: In fact he was the first writer of science-fiction in Bangla.
ACTIVITY: 7
Complete the following statements.
(a) Crescograph is used to____________
Ans:- measure the growth rate of plants.
(b) Bose proved that plants are_______________
Ans:- sensitive to heat, cold, light, noise and other exter nal stimuli, just like human beings.
c) In 1917 Bose founded_____________
Ans:- the Bose Institute
(d) Bose Institute was founded in_______________
Ans:- 1917 at Bose's own house in Calcutta.
ACTIVITY: 8
Answer the following questions.
(a) Bose had invented several sensitive instruments' - Name a sensitive instrument' invented by J. C. Bose. What is its use ?
Ans:- A sensitive instrument invented by J. C. Bose is Crescograph. It is used to measure the growth rate of plants.
(b) What did Bose prove by his experiments on plants ?
Ans:- By his experiments on plants Bose proved that plants are sensitive to heat, cold, light, noise and other external stimuli, just like human beings.
(c) Do you think Bose was uninterested about securing patency right? Why ?
Ans:- Yes, Bose was uninterested about securing patency right.
Bose did not want any commercial benefits from his experiments. He wanted others to advance further along the lines of his experiments.
(d) What were the various awards and honours conferred on Bose ?
Ans:- In 1917, the British Government awarded him the Knighthood'. He also received other awards like 'Fellow of the Royal Society' and 'Companion of the Order of the Indian Empire'.
(e) Name some of his books and publications.
Ans:- Some of his books and publications are 'Response in the Living and the Non- living', The Nervous Mechanism of Plants', 'Major Mechanism of Plants', Niruddesher Khoje'. He also published research papers in science journals.
ACTIVITY: 9
Read the following passage and underline the Adverbs.
N.B.: The Paragraph is broken into a number of sentences.
(a) Shanti is a young girl.
Ans: x
(b) She lives in a remote village with her family.
Ans. X
(c) They are very poor.
Ans: very
(d) Her school is almost five miles away from her village.
Ans: almost
(e) But Shanti attends her school daily.
Ans: daily
(f) She stood third in her class in the previous examination.
third
(g) She believes that she can do far better.
Ans: far
CTIVITY: 11
Transform the degrees of adjectives of the following sentences as directed.
Q- (a) Plants are as sensitive as animals. (Change into Comparative Degree)
Ans. Animals are not more sensitive than plants.
Q. (b) Simla is cooler than Kolkata. (Change into Positive Degree)
Ans. Kolkata is not as cool as Simla.
0 Comments