Forest Our lifeline

The mirco-organisms which convert the dead plants and animals to humus are known as

• Canopy

• Decomposers

• Deforestation

• Soil erosion

They feed upon the dead plant and animal tissues and convert them into a dark coloured substance called

• Humus

• Understorey

• Crown

The forest keeps on

• Growing

• Changing

• Regenerate

• All of the above

Decomposers help in maintaining the supply of nutrients to the growing plants in the forest . Therefore , the forest is a

• Crown

• Seed dispersal

• Dynamic living entity

• Regeneration

In the absence of trees , the soil will not hold water,which will cause

(a)  

The closed canopy and many layers of vegetation slow down the speed of raindrops

• True

• False

Which one of these is not a wild

• Bear

• Bison

• Jackal

• Goat

Which of the following is not the name of a tree

• Porcupine

• Sal

• Teak

• Kachnar

Which one of the following is a role of forests

• Provide food , shelter,water ,and medicines

• Prevent soil erosion

• Pervent flood

• All the above

Forests protect the (a)   from erosion