12th Standard Syllabus & Materials
12th Standard
TN 12th English Poem - 6 - Incident of the French Camp Sample Question Papers Study Material - QB365 Set A
NEW12th Standard
TN 12th English Prose - 6 - On the Rule of the Road Sample Question Papers Study Material - QB365 Set A
NEW12th Standard
TN 12th English Prose - 5 - The Chair Sample Question Papers Study Material - QB365 Set A
NEW12th Standard
TN 12th English Supplementary - 4 - The Midnight Visitor Sample Question Papers Study Material - QB365 Set A
NEW12th Standard
TN 12th English Poem - 4 - Ulysses Sample Question Papers Study Material - QB365 Set A
NEW12th Standard
TN 12th English Prose - 4 - The Summit Sample Question Papers Study Material - QB365 Set A
Published on: 05/11/2020
12th Standard Botany - Principles and Processes of Biotechnology English Medium Free Online Test One Mark Questions 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.
Today more than_______ restriction enzymes have been isolated.
800
900
1000
870
2.
Assertion (A): Golden rice helps to overcome childhood blindness.
Reason (R): It is rich in J3carotene.
Both A and R are wrong.
A is right R is wrong.
R explains A.
A and R are right, R does not explain A.
3.
Statement 1: YAC plasmid behaves like a yeast chromosome.
Statement 2: Circular YAC multiplies in bacteria.
Statement 1 is correct and Statement 2 is also correct.
Statement 1 is correct and Statement 2 is incorrect
Both the statements are incorrect.
Statement 1 is incorrect and Statement 2 is correct.
4.
Observe the diagram and name A and B.
A - Plasmid B - Vector
A - Nucleoid - B - Plasmid
A - Bacterial chromosome B - Vector
A - Nucleoid - B - x phage DNA
5.
Identify the non-fungal species used in SCP production.
(i) Candida
(ii) Chlorella
(iii) Chlamydomonas
(iv) Cellulomonas
i and ii
ii and iii
ii, iii and iv
All the above
6.
Which of the following person coined the term biotechnology?
Ernst Hoppe
Stanley Cohen
Ian Wilmet
Karl Ereky
7.
8.
Which of the following one is used as a Biosensors?
Electrophoresis
Bioreactors
Vectors
Electroporation
9.
10.
1.
(b)
900
2.
(c)
R explains A.
3.
(a)
Statement 1 is correct and Statement 2 is also correct.
4.
(b)
A - Nucleoid - B - Plasmid
5.
(c)
ii, iii and iv
6.
(d)
Karl Ereky
7.
(d)
8.
(a)
Electrophoresis
9.
(c)
10.
(d)
12th Standard Syllabus & Materials
12th Standard
TN 12th English Supplementary - 3 - The Hour of Truth (Play) Sample Question Papers Study Material - QB365 Set A
NEW12th Standard
TN 12th English Poem - 3 - All the World’s a Stage Sample Question Papers Study Material - QB365 Set A
NEW12th Standard
TN 12th English Prose - 3 - In Celebration of Being Alive Sample Question Papers Study Material - QB365 Set A
NEW12th Standard
TN 12th English Supplementary - 2 - Life of Pi 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
