West Bengal State Board Class 7 English Solution: Lesson 1 Book of Nature
Activity 1
Underline the appropriate alternatives:
(a) India is in fact a (big/small/huge) part of the earth’s surface.
(a) Once upon a time the earth was too (cold/dark/hot) for any living being to survive.
(c) Fossils are (a type of wild animal/ one kind of hard rock/ the remains of old livings beings).
Ans:-
(a) small
(b) hot
(c) the remains of old living beings
Activity 2
Answer the following questions in complete sentences:
(a) What must we do to know about the late of this world ?
Ans:-
We must think of all the countries as my own all the people as our brothers and sisters.
(b) How old is our earth ?
Ans:-
Our earth is million and millions of years old.
(c) Who roamed the earth the arrival of human beings?
Ans:-
Before the arrival of human beings only animals were there.
Activity 3
Fill in the blanks with suitable words from the text. The first letters of words are given :
(A) As a subject, h _____________ is quite interesting
(b) We have good relations with our neighbouring c ________________.
(c) Plants need air, water and sunlight to g _________
(d) Can you I ____________ how big the Universe is ?
(e) You should s _________ regularly if you want to be a good student.
Ans:-
(a) history
(b) countries
(c) grow
(d) imagine
(e) study
Activity 4
Make meaningful sentences with the following words :
(a) interest :
(b) surface :
(c) together :
(d) scientist :
Ans:-
(a) she has a lot of interest in science.
(b) surface of the earth in full o trees.
(c) Animals inhabited on earth before us.
(d) We live together happily in India.
(e) A.P.J Abdul kalam was a scientist.
Activity 5
Indentify which the following statements are True are false. Give a supporting statements each of your answers.
(a) Fairy tales are rich in imagination. ( )
(b) We have no means to know about the far-off days. ( )
(c) The alphabet of nature is like the Hindi or the English alphabet. ( )
(d) We can learn a lot about our world from the rivers and mountains. ( )
Ans:-
(a) True – because we find impossible things happening in fairy tales.
(b) False – because we can know about far of days by studying the rivers, mountains, fossils etc.
(c) False – because the alphabet of nature is, everything we find in nature like pebbles, rivers, fossils etc.
(d) True – Because every river or mountains has its own story.
Activity 6
Complete the following with information from the text :
(a) No book could have been written ion old because______________________
__________________________________________________________________
(b) To be able to read any language one _________________________________
__________________________________________________________________
(c) A small pebble was definitely a part _________________________________
(d) On the beaches at the seaside, little children __________________________
__________________________________________________________________
Ans:-
(a) because men did not exist in old times.
(b) should learn the alphabets first.
(c) of a big rock.
(d) play and make send castles
Activity 7
Fill in the following chart with information from the text:
Statements | Reason |
(1) Fairy tales need not be true | |
(2) A piece of rock looks different a pebble. | |
(3) A bit of rock some mountain side reaches a little valley. | |
(4) All pebbles do not become sand. |
Ans:-
(1) because they are written out of imagination.
(2) because a piece of rock is bigger and water than a pebble.
(3) because rain washes it down the valley.
(4) because some pebbles are left behind by the river on its sides.
Activity 8
Answer the following questions:
(a) Which are the thing around us that tell us about the earth’s early tale ?
Ans:-
Rocks, mountains, pebbles, rivers, fossils etc. Tell us about earth’s early tale.
(b) Why does a pebble have a smooth surface ?
Ans:-
Because a pebble rolls at the bottom of the river and the surface becomes smooth.
(c) How does a pebble become grains of sand?
Ans:-
Because it rolls down the river continuously and finally becomes a grain of sand because of friction.
(d) What does the author men by “ The great Book of Nature?”
Ans:-
Author means that the nature is like a book and things in it are like pages of that book.
Activity 9
Rearrange the sentences in the correct order by writing the numbers in the bracketrs. One is done for you:
(a) The rock is taken to big river by the little river. ( )
(b) at last it is turned into grains of sand. ( )
(c) It becomes a pebble . ( )
(d) A bit rock is pushed by smooth stream into river. ( 1 )
(e) the pebble becomes smaller because it is carried on and on by the river. ( )
(f) the edges of the rock are worn away and its rough surfaces is made smooth. ( )
Ans:-
d – 1
a – 2
f – 3
c – 4
e – 5
b – 6
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