Tropical Rainfrest

1.     There are/is ____________ of rainforests which are ____________.

• 4 types// Amazon, Canopy, Congo, and Tropical Rainforests

• only 1 type// Tropical Rainforests

• 2 types// Tropical and Temperate Rainforests

In the ____________, many trees grow to heights of 20 to 30 meters to reach for sunlight. Their crowns form an almost continuous cover. This cover is like an umbrella, blocking up to 90 per cent of the sun’s rays from reaching the forest floor, and it can catch much of the rain as it falls.

• Emergent layer

• Canopy layer

• Undergrowth layer

• Forest floor

Trees in the rainforest are tall because of the favorable climatic conditions for plant growth and the competition for sunlight. These trees have ____________ to support their heavy weight.

• buttress roots

• barks

• branches

• leaves with drip tips

Tropical rainforests help us to breathe. Tropical rainforests absorb carbon dioxide from the atmosphere and release oxygen through the process of photosynthesis. Therefore, tropical rainforests have been called the ____________.

• Sedimentation

• Enhanced Greenhouse Effect

• Water Catchment

• Green Lungs of the Earth

A natural resource is anything from the natural environment that people can use to satisfy their needs such as food, shelter, clothing, air and water. Rapid deforestation remove all of these resources, which affects the earnings of industries that rely on these resources. This occurrence is an example of ____________ of deforestation.

• Social impact

• Economic impact

• Environmental impact

• All above 

Some of the human activities that cause deforestation are ____________.   

• Agricultural activities

•    Cattle ranching

• Logging and mining

• All above

Which of the following activities destroy the forest as a whole as they cause multiple-layer damage?

• Agricultural activities and mining

• Cattle ranching and logging

• Logging and mining

•     Agricultural activities and logging

The possible measures for deforestation management are ____________.

• protection of forested areas

• reforestation

•   controlled logging and public education

•   all above

Reforestation measures represent the following challenges Except ____________. 

• reforestation is time-consuming.

• reforestation depends on the availability of native plants for its success.

• reforestation creates more jobs for local communities.

• reforestation projects might be expensive.

Controlled logging can perfectly prevent deforestion and it presents no challenges for the government.

A.    True

B.    False

• True

• False