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SCERT Maharashtra solutions for Biology [English] 12 Standard HSC chapter 12 - Biotechnology [Latest edition]

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SCERT Maharashtra solutions for Biology [English] 12 Standard HSC chapter 12 - Biotechnology - Shaalaa.com
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Solutions for Chapter 12: Biotechnology

Below listed, you can find solutions for Chapter 12 of Maharashtra State Board SCERT Maharashtra for Biology [English] 12 Standard HSC.


MCQVery Short AnswerShort Answer 1Short Answer 2Long Answer
MCQ

SCERT Maharashtra solutions for Biology [English] 12 Standard HSC 12 Biotechnology MCQ

1

The technique which involves addition or deletion of genes is ______.

  • genetic engineering

  • gene therapy

  • gene splicing

  • gene piracy

2

ECoRI is obtained from ______.

  • Escherichia coli R13

  • Escherichia coli Ry13

  • Escherichia coli R225

  • Escherichia coli RC

3

The enzyme restriction endonuclease ______.

  • cuts double strand of DNA

  • joins strand of DNA

  • cuts RNA strand

  • cuts single stranded DNA

4

Ti plasmid being used for introducing genes in plants obtained from ______.

  • Agrobacterium rhizogenes

  • Escherichia coli

  • Agrobacterium T20

  • Agrobacterium tumefaciens

5

Polymerase chain reaction is most useful in ______.

  • DNA amplification

  • DNA synthesis

  • protein synthesis

  • selective replication of DNA

6

In Bt cotton a transgenic plant, Bt refers to ______.

  • bold cotton

  • Bacillus thuringiensis

  • beta carotene

  • tumor inducing bacteria

7

In transgenic crop substance provitamin A is obtained in ______.

  • Rice

  • Tomato

  • Canola

  • Sugarcane

8

In Anaemia, the Recombinant protein ______is produced by rDNA technology.

  • Relasein

  • Insulin

  • Erythropoeitin

  • Antoitrpsin

9

In biotechnology GMO refers to ______.

  • generation mediated organisms

  • genetically modified organisms

  • good modified organisms

  • gross modified organisms

10

First biopatent to genetically engineered bacterium ______.

  • Pseudomonas

  • Agrobacterium

  • Azatobacter

  • E. coli. 

Very Short Answer

SCERT Maharashtra solutions for Biology [English] 12 Standard HSC 12 Biotechnology Very Short Answer

1 Mark

1

In which transgenic plant the substance Flavonoids obtained as antioxidants.

2

What is Germline therapy?

3

Which Recombinant proteins is obtained for Hepatitis-B by r-DNA technology.

4

What is plasmid?

5

What is Palindromic sequence?

6

Alu-I is obtained from which organism?

7

What is the role of Taq-polymerase in PCR technology?

8

Bt-cotton shows adverse effect on the population of which butterfly?

Short Answer 1

SCERT Maharashtra solutions for Biology [English] 12 Standard HSC 12 Biotechnology Short Answer 1

2 Mark

1.1

What is Biopiracy? 

1.2

Explain Biopiracy with respect to Turmeric.

2

How Biotechnology is applicable with respect to Genomics?

3

Explain how transgenic fish is commercially beneficial.

4

Write any two human disorders and to cure which recombinant proteins are produced?

5

For production of edible vaccines plants are used. Explain this any one example.

6

Write a note on uses of somatic cell gene therapy.

7

Define vector? write any two examples,

Short Answer 2

SCERT Maharashtra solutions for Biology [English] 12 Standard HSC 12 Biotechnology Short Answer 2

3 mark

1

Explain traditional use of Biotechnology.

2

Define biotechnology? Which are the basic principles and process of biotechnology?

3

What is gene cloning? Explain different tools used for it.

4

Explain types of enzymes used in biotechnology?

5

What is Recognition sequence? Explain in brief.

6.1

Define Biotechnology? 

6.2

How biotechnology is used in production of Human insulin.

7

What is GM plant? Write its different advantages.

Long Answer

SCERT Maharashtra solutions for Biology [English] 12 Standard HSC 12 Biotechnology Long Answer

1

What is PCR? Explain different steps involved in it.

2

Explain the following terms with respect to rDNA technology

  1. passanger DNA
  2. Chimeric DNA
  3. Transformed cell
  4. restriction site
3

Define biotechnology. Give any three application of it?

4

Which are different adverse effect of biotechnology on human health and environment?

5

Explain biopatent and Biopiracy with different examples?

Solutions for 12: Biotechnology

MCQVery Short AnswerShort Answer 1Short Answer 2Long Answer
SCERT Maharashtra solutions for Biology [English] 12 Standard HSC chapter 12 - Biotechnology - Shaalaa.com

SCERT Maharashtra solutions for Biology [English] 12 Standard HSC chapter 12 - Biotechnology

Shaalaa.com has the Maharashtra State Board Mathematics Biology [English] 12 Standard HSC Maharashtra State Board solutions in a manner that help students grasp basic concepts better and faster. The detailed, step-by-step solutions will help you understand the concepts better and clarify any confusion. SCERT Maharashtra solutions for Mathematics Biology [English] 12 Standard HSC Maharashtra State Board 12 (Biotechnology) include all questions with answers and detailed explanations. This will clear students' doubts about questions and improve their application skills while preparing for board exams.

Further, we at Shaalaa.com provide such solutions so students can prepare for written exams. SCERT Maharashtra textbook solutions can be a core help for self-study and provide excellent self-help guidance for students.

Concepts covered in Biology [English] 12 Standard HSC chapter 12 Biotechnology are Concept of Biotechnology, Overview of Biotechnology, Principles of Processes of Biotechnology, Technique of Gene Cloning and rDNA Technology, Methodology for rDNA Technology, Applications of Biotechnology in Health and Medicine, Applications of Biotechnology in Agriculture, Gene Therapy, Crop Biotechnology > Genetically Modified Organisms (GMOs), Transgenic Plants, Transgenic Animals, Bioethics, Effects of Biotechnology on the Environment, Effects of Biotechnology on Human Health, Biopatent, Biopiracy.

Using SCERT Maharashtra Biology [English] 12 Standard HSC solutions Biotechnology exercise by students is an easy way to prepare for the exams, as they involve solutions arranged chapter-wise and also page-wise. The questions involved in SCERT Maharashtra Solutions are essential questions that can be asked in the final exam. Maximum Maharashtra State Board Biology [English] 12 Standard HSC students prefer SCERT Maharashtra Textbook Solutions to score more in exams.

Get the free view of Chapter 12, Biotechnology Biology [English] 12 Standard HSC additional questions for Mathematics Biology [English] 12 Standard HSC Maharashtra State Board, and you can use Shaalaa.com to keep it handy for your exam preparation.

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