Question 1. Fill in the blanks : (Lotus, world, water/aquatic, blue whale)
(a) The whole world lives in water.
(b) Water/Aquatic animals always live in water.
(c) The biggest sea animal is blue whale.
(d) Leaves of lotus are round and broad.
Question 2. Tick (✓) the right and cross (✗) the wrong sentences :
(a) Animals living under water are called land animals. ( × )
(b) Blue whale is the biggest water animal. ( ✓ )
(c) Water lily grows in fresh water. ( ✓ )
(d) There is vegetation inside the sea. ( ✓ )
Question 3. Matching :
Answer:
A – B
1. Shark – Sharp teeth
2. Octopus – Eight legs
3. Tortoise – Hard shell
4. Fish – Gills
Question 4. Tick (✓) the correct answers :
(a) Which one is an amphibian ?
(a) Shark (b) Crocodile ( ✓ ) (c) Whale
(b) Which flower blooms in water ?
(a) Rose (b) Sunflower (c) Water
Lily ( ✓ )
(c) By which organ does fish breathe in water ?
(a) Nose (b) Lungs (c) Gills ( ✓ )
(d) Which bird lives on water ?
(a) Duck ( ✓ ) (b) Sparrow
(c) Peacock
(e) Animal living in deep, salty sea water.
(a) Frog (b) Tortoise (c) Star fish ( ✓ )
Question 5. Name any five water animals.
Answer: Dolphin, star fish, shark , whale , octopus, seal and crab are water animals.
Question 6. Name any three amphibians.
Answer: Frog, crocodile, tortoise and hippopotamus are amphibians.
Question 7. Which is our National Flower?
Answer: Our National Flower is Lotus.
Question 8. Name the biggest sea animal.
Answer: Blue whale is the biggest sea animal.
Question 9. Name some water birds.
Answer: Duck, swan , penguin , lapwing, crane , pelican and flamingo are water birds .
Question 10. What do you know about whale ?
Answer: It is a mammal. Whale is a big water animal. Blue whale is the biggest of all. It's size ( length ) is about 90 to 100 feet and it's weight is 120 to 150 ton.
Question 11. How do the fish breathe ?
Answer: Fish absorb oxygen dissolved in water. They have special organs , called gills , for this purpose.
Question 12. Write about lotus.
Answer: Lotus is our national flower. This plant grows in ponds and lakes. This flower grows in water. It's leaves are round. Flowers can be red and pink. It has a long stalk.
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