11th Standard Syllabus & Materials
11th Standard
TN 11th Tamil இயற்கை வேளாண்மை,சுற்றுச்சூழல் -செய்யுள் - மனோன்மணீயம் Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
TN 11th Tamil என்னுயிர் என்பேன் -துணைப்பாடம் - இசைத்தமிழர் இருவர் Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
TN 11th Tamil மொழி கலை -செய்யுள் - ஒவ்வொரு புல்லையும் Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
TN 11th Tamil பீடு பெற நில் - இலக்கணம் - பகுபத உறுப்புகள் Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
TN 11th Tamil பீடு பெற நில் - துணைப்பாடம் - வாடிவாசல் Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
TN 11th Tamil பீடு பெற நில் - செய்யுள் - குறுந்தொகை Important Questions And Answers Study Material - QB365 Set A
Published on: 13/05/2022
QB365 provides detailed and simple solution for every Book back Questions in class 11 Chemistry Subject. It will helps to get more idea about question pattern in every book back questions with solution.
latest Book back QuestionsDownload Tamil Nadu 11th Standard Chemistry question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Chemistry Test1.
Match the List I with List II and select the correct answer using the code given below the lists.
| List I | List II |
|---|---|
| A. Depletion of ozone layer | 1. CO2 |
| B. Acid rain | 2. NO |
| C. Photochemical smog | 3. SO2 |
| D. Green house effect | 4. CFC |
| A | B | C | D |
| 3 | 4 | 1 | 2 |
| A | B | C | D |
| 2 | 1 | 4 | 3 |
| A | B | C | D |
| 4 | 3 | 2 | 1 |
| A | B | C | D |
| 2 | 4 | 1 | 3 |
2.
Release of oxides of nitrogen and hydrocarbons into the atmosphere by motor vehicles is prevented by using __________.
grit chamber
scrubbers
trickling filters
catalytic convertors
3.
Identify the wrong statement in the following __________.
The clean water would have a BOD value of more than 5 ppm
Greenhouse effect is also called as Global warming
Minute solid particles in air is known as particulate pollutants
Biosphere is the protective blanket of gases surrounding the earth
4.
The pH of normal rain water is ________
6.5
7.5
5.6
4.6
5.
Which sequence for green house gases is based on GWP ?
CFC > N2O > CO2 > CH4
CFC > CO2 > N2O > CH4
CFC > N2O > CH4 > CO2
CFC > CH4 > N2O > CO2
1.
(c)
| A | B | C | D |
| 4 | 3 | 2 | 1 |
2.
(c)
trickling filters
3.
(a)
The clean water would have a BOD value of more than 5 ppm
4.
(c)
5.6
5.
(c)
CFC > N2O > CH4 > CO2
11th Standard Syllabus & Materials
11th Standard
TN 11th Tamil பீடு பெற நில் - செய்யுள் - காவடிச்சிந்து Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
TN 11th Tamil பீடு பெற நில் - உரைநடை - மலை இடப்பெயர்கள் : ஓர் ஆய்வு Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
TN 11th Tamil மாமழை போற்றுதும் - துணைப்பாடம் - யானை டாக்டர் Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
TN 11th Tamil மாமழை போற்றுதும் - செய்யுள் - ஐங்குறுநூறு Important Questions And Answers Study Material - QB365 Set A
Tamilnadu Stateboard 11th Standard Subjects
Maths
Commerce
Economics
Biology
Business Maths and Statistics
Accountancy
Computer Science
Physics
Chemistry
Maths
Biology
Economics
Physics
Chemistry
History
Business Maths and Statistics
Computer Science
Accountancy
Computer Applications
History
Computer Technology
Commerce
Computer Applications
Computer Technology
Tamil
English
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Tamilnadu Stateboard Standards
