Last updated on June 26th, 2023 at 10:38 pm
Class 4 EVS The Inter-relationships between Living Things
Q: What are the basic needs of all living things?
A: Food, water, and air.
Q: Why do tigers have stripes?
A: Tigers have stripes to blend in with the tall grasses and make it difficult for prey to spot them.
Q: What do tigers feed on?
A: Tigers feed on animals like deer, nilgai, and bison.
Q: What kind of environment does a tiger need to survive?
A: A tiger needs a waterhole that never dries up, dense vegetation, tall grasses, or caves in hills or mountains to find shelter.
Q: What are some ways in which animals are useful to us?
A: Animals can carry burdens, draw carts, help with heavy farm work, and guard our houses.
Q: What are some things we get from plants?
A: We get foodgrains, vegetables, fruits, flowers, and cottonwool from plants.
Q: How do we grow plants that are useful to us?
A: We sow seeds, provide water and manure, and spray pesticides when necessary.
Q: What are some examples of animals and what they eat?
A: Chameleons eat insects, snakes eat mice and frogs, tigers eat deer, goats and sheep eat leaves of plants, and cattle eat grass.
Q: What does it mean for an animal to be arboreal?
A: Arboreal animals live on trees.
Q: How do arboreal animals help the trees they live on?
A: They spread the seeds of the fruit they have eaten through their droppings, which allows new trees to grow in different places.
Q: What kind of animals find trees useful for building their nests?