Biotechnology Mcqs

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Biotechnology Mcqs. Biotechnology is a rapidly advancing field that applies biological processes and principles to develop innovative products and solutions that benefit society. Biotechnology involves the use of living organisms or their parts to create useful products, ranging from medicines and vaccines to biofuels and agricultural crops. It encompasses a broad range of scientific disciplines, including genetics, molecular biology, microbiology, biochemistry, and engineering. The field of biotechnology has significant implications for many areas of our lives, including healthcare, agriculture, energy, and the environment.

This set of MCQs is designed to test your knowledge of biotechnology and enhance your understanding of key concepts and principles used in this field. Whether you are a student, researcher, or industry professional, these MCQs will help you stay up-to-date on the latest developments in biotechnology and improve your analytical skills.

 Biotechnology MCQs

Q1. What is biotechnology?

a. The study of living organisms

b. The application of technology to living organisms

c. The study of engineering principles

d. The study of molecular biology

b. The application of technology to living organisms

Q2. What is genetic engineering?

a. The modification of an organism’s genetic material

b. The study of an organism’s DNA structure

c. The analysis of genetic mutations

d. The production of new organisms through cloning

a. The modification of an organism’s genetic material

Q3. What is a plasmid?

a. A type of virus

b. A small circular piece of DNA

c. A type of bacteria

d. A type of protein

b. A small circular piece of DNA

Q4. What is PCR?

a. Polymerase Chain Reaction

b. Protein Chain Reaction

c. Polysaccharide Chain Reaction

d. Polypeptide Chain Reaction

a. Polymerase Chain Reaction

Q5. What is a transgenic organism?

a. An organism that has evolved naturally

b. An organism that has undergone genetic mutation

c. An organism that has been cloned

d. An organism that has had its DNA modified

d. An organism that has had its DNA modified

Q6. What is the process of fermentation used in biotechnology?

a. To produce genetically modified organisms

b. To produce ethanol and other chemicals

c. To study genetic mutations in organisms

d. To clone organisms

b. To produce ethanol and other chemicals

Q7. What is recombinant DNA technology used for in biotechnology?

a. To study genetic mutations in organisms

b. To produce genetically modified organisms

c. To clone organisms

d. To produce ethanol and other chemicals

b. To produce genetically modified organisms

Q8. What is a vector in biotechnology?

a. A type of protein

b. A type of bacteria

c. An agent used to carry genetic material into cells

d. A type of virus

c. An agent used to carry genetic material into cells

Q9. What is CRISPR-Cas9?

a. A protein used in fermentation

b. A gene editing tool

c. A type of plasmid

d. A type of bacteria

b. A gene editing tool

Q10. What is a bioreactor used for in biotechnology?

a. To study genetic mutations in organisms

b. To clone organisms

c. To produce genetically modified organisms

d. To produce large quantities of cells or proteins for industrial or medical purposes

d. To produce large quantities of cells or proteins for industrial or medical purposes

Q11. Which of the following is not a type of RNA molecule?

A) mRNA

B) tRNA

C) rRNA

D) DNA

D) DNA

Q12. The process of inserting foreign DNA into a host organism is called:

A) Transformation

B) Transduction

C) Conjugation

D) Mutation

A) Transformation

Q13. The enzyme that cuts DNA at specific locations is called:

A) DNA polymerase

B) Restriction enzyme

C) Ligase

D) RNA polymerase

B) Restriction enzyme

Q14. The process of amplifying DNA in vitro is called:

A) PCR

B) Gel electrophoresis

C) Southern blotting

D) Western blotting

A) PCR

Q15. The technique used to separate DNA fragments based on size is called:

A) PCR

B) Southern blotting

C) Gel electrophoresis

D) Western blotting

C) Gel electrophoresis

Q16. Which of the following is a genetically modified crop?

A) Soybeans resistant to herbicides

B) Wild rice

C) Wheat with increased gluten content

D) Tomatoes with reduced vitamin C content

A) Soybeans resistant to herbicides

Q17. The study of genomes of organisms is called:

A) Genetics

B) Biotechnology

C) Genomics

D) Proteomics

C) Genomics

Q18. Which of the following is a genetically modified organism (GMO) used in medicine?

A) Golden rice

B) Roundup Ready soybeans

C) Insulin-producing bacteria

D) Blue roses

C) Insulin-producing bacteria

Q19. The process of creating a genetically identical copy of an organism is called:

A) Cloning

B) Hybridization

C) Transgenic modification

D) Gene editing

A) Cloning

Q20. The first genetically modified organism was created in:

A) 1953

B) 1973

C) 1983

D) 1993

B) 1973

Q21. Which of the following vitamins is transformed from golden rice?

(a) Vitamin 12

(b) Vitamin C

(c) Vitamin A

(d) Vitamin D

(c) Vitamin A

Q22. Who is the man that developed BT cotton?

(a) Funk

(b) Mendel

(c) Ernst Berliner

(d) Tansley

(c) Ernst Berliner

Q23. Who was the first to discover a hormone?

(a) Earnest

(b) E. Coli

(c) E.Harding

(d) E. H. Starling

(d) E. H. Starling

Q24. The PCR method was invented by

(a) Karry Mullis

(b) Cohn

(c) Sanger

(d) Earnest

(a) Karry Mullis

Q25. The Golden Rice variety is rich in

(a) Vitamin C

(b) Lysine

(c) Biotin

(d) Β-carotene and ferritin

(d) Β-carotene and ferritin

10 biotechnology mcqs NEET

Which of the following techniques is commonly used for DNA amplification?

a) Gel electrophoresis

b) Polymerase chain reaction (PCR)

c) Restriction digestion

d) Southern blotting

Answer: b) Polymerase chain reaction (PCR)

The process of transferring genes from one organism to another is known as:

a) Gene expression

b) Gene editing

c) Gene cloning

d) Genetic transformation

Answer: d) Genetic transformation

The enzyme used to cut DNA at specific recognition sites is called:

a) DNA polymerase

b) DNA ligase

c) Restriction enzyme

d) RNA polymerase

Answer: c) Restriction enzyme

Which of the following techniques is used to separate DNA fragments based on their size?

a) Western blotting

b) Northern blotting

c) Southern blotting

d) Eastern blotting

Answer: c) Southern blotting

The technique used to determine the sequence of nucleotide bases in a DNA molecule is called:

a) Gel electrophoresis

b) DNA profiling

c) DNA sequencing

d) DNA amplification

Answer: c) DNA sequencing

The production of multiple identical copies of a gene is achieved through:

a) Polymerase chain reaction (PCR)

b) Gel electrophoresis

c) DNA cloning

d) DNA fingerprinting

Answer: c) DNA cloning

Which of the following is an example of a genetically modified organism (GMO)?

a) Hybrid maize plant

b) Purebred dog

c) Organic apple

d) Wildflower

Answer: a) Hybrid maize plant

The technique used to introduce DNA into bacterial cells is called:

a) Transduction

b) Transformation

c) Conjugation

d) Translocation

Answer: b) Transformation

The enzyme responsible for creating complementary RNA sequences from a DNA template is called:

a) DNA polymerase

b) DNA ligase

c) RNA polymerase

d) Reverse transcriptase

Answer: c) RNA polymerase

The technique used to separate DNA fragments based on their charge and size is called:

a) Southern blotting

b) Western blotting

c) Gel electrophoresis

d) Northern blotting

Answer: c) Gel electrophoresis

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biotechnology class 12

Biotechnology is an interdisciplinary field that combines biology, chemistry, physics, and engineering principles to manipulate living organisms and biological systems for practical purposes. It involves the use of technology and scientific techniques to develop products and processes that improve our lives and the environment.

In a class 12 biotechnology curriculum, you will typically cover various topics related to both theoretical concepts and practical applications. Here are some common topics that may be included:

  1. Introduction to Biotechnology: Understanding the basics of biotechnology, its historical development, and its impact on various fields.
  2. Biomolecules: Study of different biomolecules such as proteins, carbohydrates, nucleic acids, and lipids, their structure, and functions.
  3. Genetic Engineering: Techniques and methods used to manipulate DNA, including recombinant DNA technology, gene cloning, gene expression, and genetic modification of organisms.
  4. Biotechnological Applications: Exploring the practical applications of biotechnology in fields such as agriculture, medicine, environmental science, and industry. This may include topics like genetically modified organisms (GMOs), gene therapy, bioremediation, and biopharmaceutical production.
  5. Bioprocess Engineering: Understanding the principles and techniques involved in large-scale production of biotechnological products, such as fermentation processes, downstream processing, and bioreactors.
  6. Bioinformatics: Introduction to computational tools and databases used for analyzing biological data, including sequence analysis, genome mapping, and protein structure prediction.
  7. Ethics and Safety in Biotechnology: Examining the ethical considerations and safety regulations associated with biotechnology research and applications.

In addition to theoretical knowledge, practical laboratory work is an essential part of a biotechnology class. Students may be exposed to various laboratory techniques, such as DNA extraction, PCR (polymerase chain reaction), gel electrophoresis, and microbiological techniques.

What is biotechnology?

Biotechnology refers to the use of living organisms or their parts to develop new products or processes for various industries such as healthcare, agriculture, and environmental conservation.

What are the different branches of biotechnology?

Biotechnology encompasses several branches, including medical biotechnology, agricultural biotechnology, industrial biotechnology, environmental biotechnology, and forensic biotechnology.

How is biotechnology used in medicine?

Biotechnology plays a crucial role in medicine. It is used in the development of pharmaceutical drugs, gene therapy, molecular diagnostics, vaccine production, tissue engineering, and regenerative medicine.

What are genetically modified organisms (GMOs)?

Genetically modified organisms (GMOs) are living organisms whose genetic material has been altered through biotechnology techniques. This alteration can involve the introduction of genes from other organisms to enhance desired traits, such as improved crop yield or disease resistance.

How is biotechnology used in agriculture?

In agriculture, biotechnology is used to develop genetically modified crops with enhanced traits, such as increased yield, improved pest resistance, and tolerance to environmental conditions. It is also used in livestock breeding and the development of biofuels.

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