Question 2:

 Main factors responsible for biodiversity loss are ______, ______, _____, ______ and ________.

Question 3:

 The upper portion of the atmosphere protects the organisms of the biosphere from the ________ emitted by Sun.

Question 4:

There is bound to be _________, when roads are planned and constructed that are necessary to meet human needs. But what can be done is that we make sure that development does not causes negative impacts on biodiversity.

Question 5:

 An ecosystem consists of _________ and ___________ factors.

Question 6:

 _________ acts as the life support system of our planet, and is the strong link between our well-being and our sustainable future.

Question 7:

 The Sunderbans has got its name from ________trees.

Question 8:

 Every living organism, no matter how big or small has a crucial role to play in maintaining ______ on our planet Earth.

Question 9:

 Animals that feed directly on plants are called __________

Question 10:

________ provide us benefits that directly or indirectly support our survival and quality of life. They help to maintain balance in nature.