TN State Board Samacheer Kalvi Online Test for 12th Std - Bio Botany - English - Principles and Processes of Biotechnology

Question 1 Of 10

An antibiotic gene in a vector usually helps in the selection of.

Competent cells. Transformed cells Recombinant cells None of the above

Question 2 Of 10

Which one of the following is used in transfer of foreign DNA to crop plants?

Penicillum Expansum TrichodermaHarzianum Meloidogyne Incognita Agrobacterium tumefaciens

Question 3 Of 10

pBR 322, BR stands for

Plasmid Bacterial Recombination Plasmid Bacterial Replication Plasmid Boliver and Rodriguez Plasmid Baltimore and Rodriguez

Question 4 Of 10

The scientist who use a first viral vaccine to inoculate a child from smallpox is

Louis Pasteur Edward Jenner Sanger and Gilbert. Arber and Nathans

Question 5 Of 10

Which is suitable for transferring an alien DNA into a plant cell?

CaCl2 Biolistics or gene gun method Micro infection Heat shock

Question 6 Of 10

With regard to secondary metabolites choose the odd man out

Antibiotics Terpenoids Rubber Lactic acid

Question 7 Of 10

In which techniques Ethidium Bromide is used?

Southern Blotting Techniques Western Blotting Techniques. Polymerase Chain Reaction. Agrose Gel Electroporosis.

Question 8 Of 10

Restriction enzymes recognize specific

Palindromic region, Exons Introns None of these

Question 9 Of 10

Engineered bacterium carries

Plasmids rDNA c DNA ssDNA

Question 10 Of 10

Which one of the following palindromic base sequence in DNA can be easily cut about the middle by some particular restriction enzymes?

5’ CGTTCG 3′ 3′ ATCGTA 5! 5’ GATATG3′ 3′ CTACTA 5’ 5′ GAAHC 3′ 3′ CTTAAG 5′ 5′ CACGTA 3′ 3′ CTCAGT 5′

Tamil Nadu State Board ( Samacheer Kalvi ) Online Test based on Book Back Questions - 12th Standard Bio Botany - English Medium - Principles and Processes of Biotechnology

Samacheer Kalvi 12th Bio Botany - Principles and Processes of Biotechnology - Book Back Questions in English Medium