TN State Board Samacheer Kalvi Online Test for 12th Std - Bio Zoology - English - Applications of Biotechnology

Question 1 Of 10

Statement 1: Attenuated recombinant vaccines are live vaccines.
Statement 2: Polio is a live vaccine.

Statement 1 is true. Statement 2 is false. Statement 1 is false. Statement 2 is true. Both statements 1 and 2 are true. Both statements 1 and 2 are false.

Question 2 Of 10

Assertion (A): PCR is an amplification technique used in biotechnology.
Reason (R): Using PCR multiple copies of DNA can be generated.

R explains A. Both A and Rare incorrect. A is correct. R is incorrect. A and R are correct. R does not explain A.

Question 3 Of 10

The first clinical gene therapy was done for the treatment of ……………………..

AIDS Cancer Cystic fibrosis SCID

Question 4 Of 10

PCR proceeds in three distinct steps governed by temperature, they are in order of………………………

Denaturation, Annealing, Synthesis Synthesis, Annealing, Denaturation Annealing, Synthesis, Denaturation Denaturation, Synthesis, Annealing

Question 5 Of 10

Which one of the following statements is true regarding DNA polymerase used in PCR?

It is used to ligate introduced DNA in recipient cells It serves as a selectable marker It is isolated from a Virus It remains active at a high temperature

Question 6 Of 10

How many amino acids are arranged in the two chains of Insulin?

Chain A has 12 and Chain B has 13 Chain A has 21 and Chain B has 30 amino acids Chain A has 20 and chain B has 30 amino acids Chain A has 12 and chain B has 20 amino acids

Question 7 Of 10

Assertion (A): Interferons are used to treat herpes zoster.
Reason (R): Interferons are antiviral proteins.

R explains A. Both A and Rare incorrect. A is correct. R is incorrect. y A and R are correct. R does not explain A.

Question 8 Of 10

Transgenic animals are those which have

Foreign DNA in some of their cells Foreign DNA in all their cells Foreign RNA in some of their cells Foreign RNA in all their cells

Question 9 Of 10

Identify the correct statement(s).
(i) Totipotency is the ability of single cell to produce a whole organism.
(ii) Pluripotency refers to ability of stem cell with apotential to differentiate into any kind of germ layers.
(iii) Unipotency refers to ability of stem cell to differentiate into one cell type.
(iv) Oligopotency refers to stem cells to differentiate into few cell types.

i and iii ii and iv i and iv all the above

Question 10 Of 10

Statement 1: ADA deficiency was the first disease treated by gene therapy.
Statement 2: ADA is an autosomal recessive metabolic disorder.

Statement 4 is true. Statement 2 is false. Statement 1 is false. Statement 2 is true. Both statements 1 and 2 are true. Both statements 1 and 2 are false.

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

Samacheer Kalvi 12th Bio Zoology - Applications of Biotechnology - Book Back Questions in English Medium

Question 1 Of 10

Statement 1: Attenuated recombinant vaccines are live vaccines.
Statement 2: Polio is a live vaccine.

Question 2 Of 10

Assertion (A): PCR is an amplification technique used in biotechnology.
Reason (R): Using PCR multiple copies of DNA can be generated.

Question 3 Of 10

The first clinical gene therapy was done for the treatment of ……………………..

Question 4 Of 10

PCR proceeds in three distinct steps governed by temperature, they are in order of………………………

Question 5 Of 10

Which one of the following statements is true regarding DNA polymerase used in PCR?

Question 6 Of 10

How many amino acids are arranged in the two chains of Insulin?

Question 7 Of 10

Assertion (A): Interferons are used to treat herpes zoster.
Reason (R): Interferons are antiviral proteins.

Question 8 Of 10

Transgenic animals are those which have

Question 9 Of 10

Question 10 Of 10

Statement 1: ADA deficiency was the first disease treated by gene therapy.
Statement 2: ADA is an autosomal recessive metabolic disorder.

Tags

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

Samacheer Kalvi 12th Bio Zoology - Applications of Biotechnology - Book Back Questions in English Medium

Question 1 Of 10

Statement 1: Attenuated recombinant vaccines are live vaccines. Statement 2: Polio is a live vaccine.

Question 2 Of 10

Assertion (A): PCR is an amplification technique used in biotechnology. Reason (R): Using PCR multiple copies of DNA can be generated.

Question 3 Of 10

The first clinical gene therapy was done for the treatment of ……………………..

Question 4 Of 10

PCR proceeds in three distinct steps governed by temperature, they are in order of………………………

Question 5 Of 10

Which one of the following statements is true regarding DNA polymerase used in PCR?

Question 6 Of 10

How many amino acids are arranged in the two chains of Insulin?

Question 7 Of 10

Assertion (A): Interferons are used to treat herpes zoster. Reason (R): Interferons are antiviral proteins.

Question 8 Of 10

Transgenic animals are those which have

Question 9 Of 10

Question 10 Of 10

Statement 1: ADA deficiency was the first disease treated by gene therapy. Statement 2: ADA is an autosomal recessive metabolic disorder.

Tags

Statement 1: Attenuated recombinant vaccines are live vaccines.
Statement 2: Polio is a live vaccine.

Assertion (A): PCR is an amplification technique used in biotechnology.
Reason (R): Using PCR multiple copies of DNA can be generated.

Assertion (A): Interferons are used to treat herpes zoster.
Reason (R): Interferons are antiviral proteins.

Statement 1: ADA deficiency was the first disease treated by gene therapy.
Statement 2: ADA is an autosomal recessive metabolic disorder.