CBSE Class 11 Chemistry Environmental Chemistry Worksheet

Read and download free pdf of CBSE Class 11 Chemistry Environmental Chemistry Worksheet. Download printable Chemistry Class 11 Worksheets in pdf format, CBSE Class 11 Chemistry Chapter 14 Environmental Chemistry Worksheet has been prepared as per the latest syllabus and exam pattern issued by CBSE, NCERT and KVS. Also download free pdf Chemistry Class 11 Assignments and practice them daily to get better marks in tests and exams for Class 11. Free chapter wise worksheets with answers have been designed by Class 11 teachers as per latest examination pattern

Chapter 14 Environmental Chemistry Chemistry Worksheet for Class 11

Class 11 Chemistry students should refer to the following printable worksheet in Pdf in Class 11. This test paper with questions and solutions for Class 11 Chemistry will be very useful for tests and exams and help you to score better marks

Class 11 Chemistry Chapter 14 Environmental Chemistry Worksheet Pdf

ENVIRONMENTAL CHEMISTRY
 
1. High concentration of fluoride is harmful to bones and teeth at levels over
 
a) 1 ppm    b) 3ppm    c) 5 ppm    d) 10 ppm
 
2. Which of the following is not a greenhouse gas
 
a) CO      b) O3       c)CH4         d)N2
 
3. In Antartica, ,ozone depletion is due to the formation of
 
a)Acrolein   b)Peroxyacetylnitrate   c)formaldehyde   d)Chlorine nitrate
 
4. Excess nitrate in drinking water can cause disease like__________________
 
5. Assertion –Reason type questions:
 
In the following questions a statement of assertion followed by a statement of reason is given,Choose the correct answer from the following choices.
 
(a) Both assertion and reason are correct statements and the reason is a correct explanation for assertion.
(b) Both assertion and reason are correct but reason is not a correct explanation for assertion.
(c) Assertion is correct but reason is incorrect.
(d) Assertion is wrong but reason is correct.
 
Assertion: Eutrophication shows increase in productivity in water.
Reason: With increasing eutrophication ,the diversity of the phytoplankton increases
 
6. Define environmental pollution.
 
7. Carbon monoxide is more harmful pollutant than carbon dioxide. Explain
 
8. Name the pollutant gas that causes stiffness and fall off flower buds in plants.
 
9. Mention the effect of increased concentration of carbon dioxide in atmosphere.
 
10. Why classical smog is also called reducing smog.
 
11. Describe ‘blue baby’ syndrome.
 
12. List the gases responsible for greenhouse effect.
 
13. Mention the reasons how acid rain affect the ancient statues and monuments.
 
14. Define pesticides and herbicides with examples
 
15. Discuss the harmful effects of photochemical smog and how can they be controlled.
 
16. Discuss the consequences of ozone hole.
 
17. Define the following
 
(a) Global warming
 
(b) Eutrophication
 
(c) Acid rain
 
18. Explain the term green chemistry. How will it help decrease environmental Pollution?
 
19. Write the use of green chemistry in the following day to day life processes for decrease in pollution :
(a) Dry cleaning of clothes
(b) Bleaching of paper
(c) Synthesis of chemicals
 
20. What do you understand by Biological oxygen demand and chemical oxygen demand ?


Please click on below link to download CBSE Class 11 Chemistry Environmental Chemistry Worksheet

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CBSE Class 11 Chemistry Chapter 14 Environmental Chemistry Worksheet

The above practice worksheet for Chapter 14 Environmental Chemistry has been designed as per the current syllabus for Class 11 Chemistry released by CBSE. Students studying in Class 11 can easily download in Pdf format and practice the questions and answers given in the above practice worksheet for Class 11 Chemistry on a daily basis. All the latest practice worksheets with solutions have been developed for Chemistry by referring to the most important and regularly asked topics that the students should learn and practice to get better scores in their examinations. Studiestoday is the best portal for Printable Worksheets for Class 11 Chemistry students to get all the latest study material free of cost.

Worksheet for Chemistry CBSE Class 11 Chapter 14 Environmental Chemistry

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Chapter 14 Environmental Chemistry worksheet Chemistry CBSE Class 11

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Chapter 14 Environmental Chemistry CBSE Class 11 Chemistry Worksheet

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Worksheet for CBSE Chemistry Class 11 Chapter 14 Environmental Chemistry

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