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Evs Suggestion

1. Environmental studies is defined as the branch that deals with the study of humanities, social, biological, and physical sciences. It incorporates information from these sciences to approach the natural world and the impact of humans on its integrity. 2. A non-living component of an ecosystem is called the abiotic component. 3. Saprotrophs are organisms that obtain nutrients by breaking down and feeding on dead and decaying organic matter.

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1K views2 pages

Evs Suggestion

1. Environmental studies is defined as the branch that deals with the study of humanities, social, biological, and physical sciences. It incorporates information from these sciences to approach the natural world and the impact of humans on its integrity. 2. A non-living component of an ecosystem is called the abiotic component. 3. Saprotrophs are organisms that obtain nutrients by breaking down and feeding on dead and decaying organic matter.

Uploaded by

Mouboni 04
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Download as DOCX, PDF, TXT or read online on Scribd
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1.

a)Environmental studies is defined as the branch that deals with the:

Design, study, and discovery of new materials.

The study of humanities, social, biological, and physical sciences.

Incorporate the information and physical sciences.

Approach about the natural world and the impact of humans on its integrity.

b)what is non-living components of ecosystem is called?

c). __________ causes Necrosis at leaf tip.

d). Loss Of shine in leather is caused by _____ and ______.

e) What is the full form of PAN?

f)What are saprotrophs?

g) Which layer of the atmosphere contains the ozone responsible for the absorption of UV (Ultra-Violet)
light?

h)Which day is celebrated as world's environmental day?


i) What is a non-living components of ecosystem is called?
j). Energy flow in an eco-system is __________
k) Cutting down of trees for urbanization is called _________.
l) What are saprotrophs?
m) What are the Contents of Hydrosphere?
n) The study of ecosystem is called _______.

Answer any four from the following (

2.what is environmental degradation? Mention the factors behind environmental degradation.. [3+2]

3.what is environmental pollution? What is criteria pollutants? Discuss with example.. [3+2]

4.short note:global warming. OR air pollution [5]

5. How Climate Variability is related to Food insecurity. [5]

6. Write a short note on Ozone depletion or Green house effect. [5]

7. Explain the carbon cycle with diagram.[5]

Define the term environment and what are the objectives of environmental studies? 2+3
8.. What is environmental degradation? Mention the factors behind environmental degradation. 3+2

9. What are the types of ecosystems? 5


10. Explain the layers of lithosphere. What are the differences between renewable and nonrenewable
resources. 2+3

11.What do you mean by ecological balance? . Describe the components of environment. 2+3
12. Describe nitrogen cycle or water cycle with diagram.

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