Cuscuta is the example of _____.

Read the statements about heterotrophic plants.

I.These plants are not able to prepare their own food.

II. Heterotrophic plants are of two types saprophytic plant and parasitic plant.

III. Saprophytic plants grow on decaying matter.

Which of the statements given above are correct'?

Read the given description of farming and identify its type:

"After cutting one crop, the land is left as it is for some years. Nothing is grown there. The bamboo or weed which grows on that land is not pulled out. They are cut and burnt. The ash makes the land fertile when the land is ready for farming; it is lightly dug up, not ploughed. Seeds are dropped on it."