Ecological Services
Ecological Services: Overview
This Topic covers sub-topics such as Ecosystem Services
Important Questions on Ecological Services
Researchers like Robert Costanza et al., have put an average price tag of US ...... trillion a year on the fundamental ecological services.
Cause of mimicry is
Assertion (A): The stability of coupled systems formed by climate and natural ecosystems is an important ecosystem service.
Reason (R): Natural ecosystems prevent overheating of the earth by removing more of the greenhouse gases from the atmosphere.
The millennium ecosystem assessment grouped ecosystem services. Choose the correct categories
The sequential events from initial stage till climax stage in a succession are called :-
Which statement is/are correct with respect to ecosystem services.
(A) Healthy ecosystems are the base for a wide range of economic, environmental and aesthetic goods
& services
(B) The products of ecosystem processes are named as ecosystem services
(C) Researches have put an average price tag of US $33 trillion a year on fundamental ecosystems
services
Which is/are correct regarding ecosystem services?
(A) Out of the total cost by various ecosystem services, the soil formation accounts for about 50%.
(B) Contributions of other services like recreation & nutrient cycling are less than 10% each.
(C) The cost of climate regulation & habitat for wild life are about 6% each.
Which of the following is an ecosystem service provided by a natural ecosystem?
Read the following statement A to D.
(A) An ecosystem can be visualised as a functional unit of nature.
(B) Ecosystem varies greatly in size from a small pond to a large forest or a sea.
(C) Many ecologists regard the entire biosphere as a global ecosystem
(D) Crop field & an aquarium may also be considered as natural ecosystem
How many of the above statements are correct.
What percentage of money needs to be spent on soil formation out of the total cost of various ecosyatem services, as per Robert Costanza and his colleagues?
Which of the following is an ecosystem service provided by a natural ecosystem?
What is the amount of average price tag on nature's life support services determined by Robert Constanza and his colleagues?
Out of the total proposed cost of various ecosystem services, cost of climate regulations and habitat for wildlife are
The ecosystem services include
