Answer all the questions.

1. Fill in the blanks:(½ × 6 = 3)
   1. A ………………. gives details about the route of every train.
   2. A …………. trains budding players.
   3. Before ……………. seeds, we need to loosen the soil.
   4. In a tall building, to go up and down, we generally take the ……………….
   5. The shoot grows above the ………….
   6. Two currency notes should have …………… note numbers.
2. Write whether the following statements are True or False:(½ × 6 = 3)
   1. Apart from the honeybees, ants and termites are also social animals.
   2. Lotus is an aquatic plant.
   3. Cabbages and cauliflowers are winter vegetables.
   4. Snakes have sharp, hooked teeth, which help them chew their food.
   5. Muga is a type of silk.
   6. Dhondu was encouraged by all his family members to start the new work.
3. Answer the following questions in one sentence:(1 × 3 = 3)
   1. Which act provides the right to free and compulsory education to every child aged six to fourteen.
   2. In which state of India is Kozhikode located?
   3. Give an example of a flower that blooms at night.
4. Choose the correct answer:(1 × 3 = 3)
   1. Lintels are used to support—

      i) The floor	ii) The doors and windows
      iii) The roof	iv) The walls

   2. Which of the following statements is true for rotten and spoilt vegetables?

      i) Moulds grow on them.	ii) They smell awful.
      iii) The skin of the vegetables appears wrinkled.	iv) All of these.

   3. Which of the following is a flower?

      i) Clove	ii) Saffron
      iii) Cinnamon	iv) Dry red chilli

5. Rewrite the following sentences correctly:(1 × 3 = 3)
   1. Flowers have green petals inside and colourful or white sepals outside.
   2. Confluence is the place from where two rivers split and flow separately.
   3. An electrolyte is a mixture of sugar and water that is used when someone suffers from fever.
6. Answer the following questions in brief:(2 × 10 = 20)
   1. What is the boy in the picture doing? Why is he pulling the rope? (1 + 1)
      
      
   2. Write two characteristics of egg-laying animals.
   3. Write the roles of the queen bee and worker bees in a beehive.
   4. Mention the types of berths we see inside a railway coach. Why do trains move through tunnels? (1 + 1)
   5. Why rules are necessary for playing any game? Name a famous sportsperson from India and write their coach’s name. (1 + 1)
   6. Write what types of materials are needed to make the house shown in the picture. Does this house have a particular name? (1 + 1)
      
   7. How many types of teeth do we have? How many times do teeth grow from the roots? (1 + 1)
   8. What is germination of seed, and what factors are necessary for this process?
   9. What do women wear during the Bihu festival? Prepare a mid-day meal menu of your own choice.
   10. Write conclusions from the facts given below— i) Fact-1: Neelima saw a man on the way to school. He offered her chocolates, but she did not accept those and reported the incident to her class teacher.
       ii) Fact-2: Ramu lives in a village. He passed his Class 12 examination with good marks but could not continue his studies because he had to help his father and uncle in farming.
7. Answer the following questions:(3 × 5 = 15)
   1. Name two animals other than elephants that live in herds? Why do animals live in herds? Why do elephants have large ears? (1 + 1 + 1)
   2. Name the following implements and write one use of each.
      

      i

      

      ii

      

      iii

      ORWrite one difference between crops and grains. Why do farmers irrigate their lands after sowing seeds? Why are manures added to the soil? (1 + 1 + 1)
   3. Why do vegetable sellers sort the vegetables before going to the market to sell them? Name two vegetables that are available throughout the year. What happens to the rotten vegetables? (1 + 1 + 1)
   4. Write about three facilities available in the high-rise apartments but are not there in the houses of the slums. Why did Nandita’s Mama not want to leave his house even after receiving the notice? (1½ + 1½)
   5. What kind of water sources are available at your school? Write four types of diseases that are caused by unclean water. Why do we use matkas to store water? (1 + 1 + 1)ORWhat kind of tap is this? What would happen if this type of tap would not supply water for a day? (1 + 2)