12th Standard Syllabus & Materials
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TN 12th Computer Applications மின்னணு செலுத்தல் முறைகள் Sample Question Papers Study Material - QB365 Set A
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TN 12th Computer Applications மின் - வணிகம் Sample Question Papers Study Material - QB365 Set A
NEW12th Standard
TN 12th Computer Applications திறந்த மூல கருத்துருக்கள் Sample Question Papers Study Material - QB365 Set A
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Published on: 05/11/2020
12th Standard Zoology - Biodiversity and its Conservation English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021
Download Tamil Nadu 12th Standard Biology 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 Biology Test1.
Statement 1: Biodiversity is the assemblage of different life form.
Statement 2: The term biodiversity was introduced by Edward Wilson.
Statement 1 is correct, statement 2 in incorrect
Statement 1 is incorrect, statement 2 in correct
Both the statements are correct
Both the statements are incorrect
2.
Species introduced deliberately in an area are referred as_______
Endemic species
Vulnerable species
Exotic species
Extinct species
3.
Total number of mega biodiversity countries in the world is_________
Twelve
Fifteen
Seventeen
Nineteen
4.
5.
At present there are ___________ tiger reserves in the country.
9
32
47
26
6.
________ is not a hotspot in India.
Sunderbans
Pichavaram
Himalayas
Western Ghats
7.
___________ is a biographical gateway for much of India's flora and fauna.
North East India
Coastal Region
Trans Himalayan region
Sunderbans
8.
Which one of the following are at high risk extinction due to habitat destruction?
Mammals
Birds
Amphibians
Echinoderms
9.
Conservation of biodiversity within their natural habitat is
Insitu conservation
Exsitu conservation
In vivo conservation
In vitro conservation
1.
(a)
Statement 1 is correct, statement 2 in incorrect
2.
(c)
Exotic species
3.
(c)
Seventeen
4.
(c)
5.
(c)
47
6.
(b)
Pichavaram
7.
(a)
North East India
8.
(a)
Mammals
9.
(a)
Insitu conservation
12th Standard Syllabus & Materials
12th Standard
TN 12th Computer Applications களப்பெயர் முறைமை (DNS) Sample Question Papers Study Material - QB365 Set A
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NEW12th Standard
TN 12th Computer Applications கணினி வலையமைப்பு ஓர் அறிமுகம் Sample Question Papers Study Material - QB365 Set A
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TN 12th Computer Applications PHP-உடன் MySQL-ஐ இணைத்தல் Sample Question Papers Study Material - QB365 Set A
Tamilnadu Stateboard 12th Standard Subjects
Maths
Chemistry
Physics
Biology
Computer Science
Business Maths and Statistics
Economics
Commerce
Accountancy
History
Computer Applications
Biology
Computer Technology
Computer Applications
Computer Science
Business Maths and Statistics
Commerce
Economics
Maths
Chemistry
Physics
Computer Technology
History
Accountancy
Tamil
English
French
Tamilnadu Stateboard Standards
