The Book Of Nature Class 7 Questions and Answers
The Book of Nature Unit 1 Activity 1
Underline the appropriate alternatives:
(a) India is in fact a (big/ small/ huge) part of the earth’s surface.
Answer – India is in a small part of the earth’s surface.
(b) Once upon a time the earth was too (cold/ dark/ hot) for any living being to survive.
Answer – Once upon a time the earth was too hot for any living being to survive.
(c) Fossils are (a type of wild animal/ one kind of hard rock/ the remains of old living beings).
Answer – Fossils are the remains of old living beings.
The Book Of Nature Unit 1 Activity 2
Answer the following questions in complete sentences:
(a) What must we do to know about the tale of this world?
Answer – To know about the tale of this would we must think of all the countries and all the people that have inhabited it and not merely of one little country where we may have been born.
(b) How old is our earth?
Answer – Our earth is very old – millions and millions of years old.
(c) Who roamed the earth before the arrival of human beings?
Answer – Only animals roamed on this earth before the arrival of human beings.
The Book Of Nature Unit 1 Activity 3
Fill in the blanks with suitable words from the text. The first letters of the words are given:
(a) As a subject, history is quite interesting.
(b) We have good relations with our neighbouring country.
(c) Plants need air, water and sunlight to grow.
(d) Can you imagine how big the Universe is?
(e) You should study regularly if you want to be a good student.
The Book Of Nature Unit 1 Activity 4
Make meaningful sentences with the following words:
(a) interest – The more you read the more your interest will grow in reading.
(b) Surface – Actually we live on the earth’s surface.
(c) inhabited – In old times only poor illiterate people inhabited the rural areas.
(d) together – We shall visit the place together.
(e) scientist – A scientist researches to find out unknown mysteries of this earth.
The Book Of Nature Unit 2 Activity 5
Identify which of the following statements are True and which are False. Give a supporting statement for each of your answers.
(a) Fairy tales are rich in imagination. (T)
(b) We have no means to know about the far-off days. (F)
(c) The alphabet of nature is like the Hindi or the English alphabet. (T)
(d) We can learn a lot about our world from the rivers and mountains. (T)
The Book Of Nature Unit 2 Activity 6
Complete the following sentences with information from the text:
(a) No book could have been written in old times because then men did not exist
(b) To be able to read any language one has to learn its alphabet.
(c) A small pebble was definitely a part of a big rock.
(d) On the beaches at the seaside, little children can play and make castles out of the sand.
The Book Of Nature Unit 2 Activity 7
Fill in the following chart with information from the text:
| Statement | Reason |
|---|---|
| 1. Fairy tales need not be true. | Because those are based on imagination. |
| 2. A piece of rock looks different from a pebble. | Beacause a rock is full of corners or rough edges whereas a pebble is round and smooth and shiny. |
| 3. A bit of rock from some mountain side reaches a little valley. | Because the rain washes the bit of rock down the river carries it to the little valley |
| 4. All pebbles do not become sand. | Because the river leaves some pebbles behind in its course. |
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