Class 7 Geography Question Answers - Human Environment Interactions - The Tropical and Subtropical Region

Short Q & A :

Q1: The sunlight does not reach the ground in rainforest. Why?

Ans : The forest is in fact so thick that dense roof created by leaves and branches does not allow the sunlight to reach the ground.

Q2: What is Maloca?

Ans : The large apartment like houses called Maloca with a steepy slanting roof.

Q3: Name the region in which Ganga Brahmaputra basin is located?

Ans : The Ganga Brahmaputra basin lies in the sub tropical region that is situated between 10 degree north to 30 degree north latitudes.

Q4: What are the main features of Ganga Brahmaputra basin?

Ans : The plain of the Ganga and the Brahmaputra, the mountains of the foot hills of Himalaya and the sunder bans delta are the main features of this basin.

Q5: Name the tropical deciduous trees grow in the Ganga and Brahmaputra.

Ans : In the Ganga and Brahmaputra plain tropical deciduous trees grow along with teak, Sal and peepal.

Q6: What are bromeliads?

Ans : Bromeliads is a rain forest plant. Bromeliads is special plant that store water in their leaves. Animal like frogs uses these pockets of water for laying their eggs.

Q7: Name some important cities located on the river Ganga?

Ans : Some important cities located on the river Ganga are-Allahabad, Kanpur ,Varanasi, Lucknow, Patna and Kolkata.

Long Q&A:

Q1: What is slash and burn practice?

Ans : Slash and burn is a way of cultivating land where farmers clear a piece of land by slashing or cutting down trees and bushes. These are then burnt which releases the nutrients into the soil. Now crops are grown in the cleared field for o few years. After repeatedly using the patch of land, the soil looses its nutrients. So it is abandoned then they clear another plot of land to plant. In the mean time young trees grow in the old field. In this way soil fertility is restored.