Class 10 Chapter 17 Biotechnology Complete Chapter Test

Chapter: 17

Biotechnology

Complete Chapter Test

Student Name: ______________________  Total Marks: 28                 Obtained Marks: _________

Note: Attempt any 2 parts from Q.No.3

Q.No.1:MCQ’s                                                                                                (10)

1.       Scientists were able to cut and paste the DNA of organisms in

                 a) 1978                  b) 1970                  c) 1944                  d) 1990

2.       Human began using microorganisms as early as

a) 8000BC               b) 5000 BC             c) 4000 BC             d) 3000 BC

3.       Organisms with modified genetic set-up are called

a) Recombinant     b) Altered              c) Modified           d) Transgenic

4.       Microbes are being developed to be used as

a) Biopesticides     b) Biofertilizers     c) Biosensors        d) All of these

5.       Pasteur convinced the scientific community that all fermentations are the results of microbial activity in

a) 1857                    b) 1858                  c) 1856                  d) None of these

6.       Bread is the commonest type of fermented

a) Fruit product     b) Dairy product   c) Cereal product d) Vegetable product

7.       Bacillus is used for making

a) Formic acid        b) Ethanol              c) Glycerol             d) Acrylic acid

8.       Fermenters are used for making products in

a) fast rate              b) Slow rate          c) Massive amounts             d) None of these

9.       Endonuclease is used for

a) Cutting DNA       b) Joining DNA      c) Strength of DNA              d) None of these

10.    Before genetic engineering, 500,000 sheep brains were required to produce __ mg human growth hormone

a) 6                           b) 5                         c) 7                         d) 4

Q.No.2:Short Questions                                                                                   (10)

1.       Define Biotechnology.

2.       Tell about work of Ian Wilmut.

3.       When Human Genome Project was launched?

4.       Define Fermentation in Biotechnology.

5.       How Dairy products are obtained by fermentation?

6.       Write any two Advantages of using Fermenters.

7.       Define Genetic Engineering.

8.       Write two Objectives of Genetic Engineering.

9.       Explain the step Insertion of the gene into a vector in Genetic Engineering.

10.    Define Single-Cell Protein.

Q.No.3: Long Questions                                                                                   (8)

        1)       Write brief note on Achievements of Genetic Engineering. (Any Five)

        2)       Define Fermenter. Explain Batch Fermentation.

        3)       Differentiate between Alcoholic Fermentation & Lactic Acid Fermentation.