2. The Inter-relationships Between Living Things

(A) What’s the solution ? Gurpreet has to go for a hobby class on a hot summer afternoon. She needs to be told what to do to protect herself from the heat.
Ans. To protect herself from heat in a hot summer afternoon Gurpreet must wear white colored cotton clothes and drink plenty of water.

(B) Think and tell.

1. If water collects in fields due to heavy rains, the crops growing there rot. Why ?
   Ans: If water collects in fields due to heavy rains, the crops growing there rot, because the crops get more water than they need.
2. Why do we not get a good crop if we do not get good rains ?
   Ans: As crops need water to grow, we will not get good crops if we do not get good rains.
3. Why does the Indian rat snake (dhaman) live around fields ? Ans: The Indian rat snake (dhaman) lives around the fields, to feed on the rats in the field.
4. If there are furry animals living in snowy regions, would their coats be thick or sparse ?
   Ans: If there are furry animals living in snowy regions, their coats would be thick to protect them from the cold.

(C) Find out :

1. Which fruits are the following places in Maharashtra famous for ?
   Nagpur Gholvad Saswad Deogad Jalgaon.
   Ans: Nagpur -> Orange
   Gholvad -> Chickoo
   Saswad -> Figs
   Deogad -> Mango
   Jalgaon -> Banana

2. Why do you think these fruit trees grow in those particular regions ? Find out and write down the information you get. Share it with your classmates.
   Ans. These fruit trees grow in those particular regions because these regions have a particular climate suitable for their growth. Trees grow well in regions where they find suitable weather, sunshine and rainfall.

(D) Answer the following questions.

1. How are plants useful to us ?
   Ans. The plants give us many things like food grains, vegetables, fruits,
   owers, etc. They provide us with bres like cotton and wool to make clothes. They provide us oxygen to live and wood to built our shelter. They also provide shade to many animals and birds.
2. What is meant by `arboreal’ animals ?
   Ans Animals that live on trees are called arboreal animals. The examples are monkeys and squirrels.
3. What changes do we see in trees at the beginning of March ?
   Ans. Many trees get new leaves in the month of March. The forests appear to have a copper color as the leaves are shiny and reddish while they are tender. Their color changes to green as the leaves grow bigger. We can also hear the sound of the cuckoo bird.

(E) Fill in the blanks.

1. After . . . . . . . . . . . . . . . .., winter comes again.
   Ans: rainy season
2. We keep animals because animals meet some of our . . . . . . . . . . .
   Ans: needs.
3. We spray . . . . . . . . . . . . .. to prevent insects from attacking plants.
   Ans: insecticides
4. Winter is also known as the season of . . . . . . . . . . . . .
   Ans: paangal.

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