EVS_3rd_Std_Question_Paper.pdf enviormental science
- 1. Class 3rd Standard - Environmental Science (EVS) Section A 1. Fill in the blanks with appropriate words: I. Dried fallen leaves can be used to make __________. II. Vultures eat dead and decaying __________. III. Vegetables and fruits are ______________ foods. IV. The body of an insect is divided into _______________ parts. V. Aquatic birds like ducks have waterproof _______________. 2. Match the following Match the items in column A with their correct pairs in column B: 1. Jagged edges a. Fish 2. Carnivores b. Honeyguard 3. Silkworm c. Silk 4. Hummingbird d. Beak 5. Pulses e. Leguminous plants 6. Seafood f. Rose 3. True or False Write True or False for the following statements: I. Vultures are herbivores. II. Ducks have waterproof feathers. III. The body of an insect is divided into four parts. IV. Silkworms help in the production of silk. V. Vegetables are considered protective foods. Section B: 1. Circle the correct answer: a) Bugs, wasps, and lice can cause: i) Malaria ii) Itching iii) Damage b) These leaves are needle-shaped: i) Eucalyptus ii) Pine iii) Lotus c) Animals that eat only plants are called: i) Herbivores ii) Carnivores iii) Omnivores d) The shape of ______ depends on the kind of food birds eat: i) Wings ii) Beak iii) Tail
- 2. e) Pepper, clove, and turmeric are examples of: i) Pulses ii) Medicines iii) Spices f) These leaves are used to make drinks: i) Tea ii) Coffee iii) Spinach 2) Name the following: a) A bird which has waterproof feathers. b) The leaves with a peculiar smell. c) The animal which lives in cold places. d) An animal which gives us silk. e) Name any one spice. f) The largest animal on the earth. 3) Answer the following in one sentence 1. Which plant has leaves that take the shape of a pitcher with a lid? Answer: 2. Define a balanced diet. Answer: 3. Which animal has a thin long tail? Answer: 4. What is preening? Answer: 5. Define scavengers. Answer: Section C: 1. Differentiate Between a. Herbivores carnivores
- 3. 2. Give reasons a. The birds have streamlined bodies b. The bones are light and hallow c. People who stay in coastal areas eat a lot of sea food d. Milk is a complete food. e. Most of the leaves are green.
- 4. Section D: 1. Answer the following in brief: a. Why are vultures important in cleaning the environment? b. Name two foods that protect the body from diseases. c. How does the structure of a hummingbird help it collect nectar? d. What is the importance of legumes like pulses in our diet? e. What is the use of waterproof feathers in aquatic birds? 2. Draw and label