Biology Exemplar
Class 12
NCERT Exemplar
1
Chapter 1: Reproduction in Organisms
48 questions
2
Chapter 2: Sexual Reproduction in Flowering Plants
52 questions
3
Chapter 3: Human Reproduction
48 questions
4
Chapter 4: Reproductive Health
37 questions
5
Chapter 5: Principles of Inheritance and Variation
52 questions
6
Chapter 6: Molecular Basis of Inheritance
71 questions
7
Chapter 7: Evolution
52 questions
8
Chapter 8: Human Health and Disease
70 questions
9
Chapter 9: Strategies for Enhancement in Food Production
77 questions
10
Chapter 10: Microbes in Human Welfare
59 questions
11
Chapter 11: Biotechnology: Principles and Processes
48 questions
12
Chapter 12: Biotechnology and its Applications
52 questions
13
Chapter 13: Organisms and Populations
70 questions
14
Chapter 14: Ecosystem
68 questions
Q1
Edaphic factor refers to
Q2
Which of the following is an ecosystem service provided by a natural ecosystem?
Q3
Name an organism found as secondary carnivore in an aquatic ecosystem.
View all question15
Chapter 15: Biodiversity and Conservation
61 questions
16
Chapter 16: Environmental Issues
52 questions
Question
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Solving time: 2 mins
Which of the following is an ecosystem service provided by a natural ecosystem?
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A natural ecosystem maintain its biotic and abiotic factors naturally. The products of ecosystem processes are called the ecosystem services. A healthy ecosystem provides a wide range of economic, environmental and aesthetic goods and services.
The various ecosystem services provided by a natural ecosystem includes
(i) Purify air and water
(ii) Migration of droughts and floods
(iii) Nutrient cycling
(iv) Generation of fertile soil
(v) Maintenance of biodiversity
(vi) Provide storage site for carbon
(vii Pollinate crops
(viii) Also provides aesthetic, cultural and spiritual valves Thus, all the above options are correct.
The various ecosystem services provided by a natural ecosystem includes
(i) Purify air and water
(ii) Migration of droughts and floods
(iii) Nutrient cycling
(iv) Generation of fertile soil
(v) Maintenance of biodiversity
(vi) Provide storage site for carbon
(vii Pollinate crops
(viii) Also provides aesthetic, cultural and spiritual valves Thus, all the above options are correct.
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| Question Text | Which of the following is an ecosystem service provided by a natural ecosystem? |
| Topic | Ecosystem |
| Subject | Biology |
| Class | Class 12 |
| Answer Type | Text solution:1 |
| Upvotes | 118 |
