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| 01 | 10th Class Biology Mcqs Chapter 10 | 02 | 10th Class Biology Mcqs Chapter 11 |
| 03 | 10th Class Biology Mcqs Chapter 12 | 04 | 10th Class Biology Mcqs Chapter 13 |
| 05 | 10th Class Biology Mcqs Chapter 14 | 06 | 10th Class Biology Mcqs Chapter 15 |
| 07 | 10th Class Biology Mcqs Chapter 16 | 08 | 10th Class Biology Mcqs Chapter 17 |
| 09 | 10th Class Biology Mcqs Chapter 18 | 10 | 10th Class Biology Mcqs Chapter 19 |
| 11 | 10th Class Biology Mcqs Chapter 20 | 12 | 10th Class Biology Mcqs Chapter 21 |
CHAPTER 17
BIOTECHNOLOGY
Encircle the most appropriate answer from the following options
1. Find Out the best match for the fermentation product and the organism involved;
(a) Formic acid — Saccharomyces
(b) Ethanol — Saccharomyces
(c) Ethanol — Aspergillus
(d) Glycerol — Aspergillus
2. Which is not an objective of genetic engineering?
(a) Production of cheese and yogurt by lactic acid bacteria
(b) Isolation of a particular gene, or part of a gene
(c) Production of RNA and protein molecules.
(d) Correction of genetic defects in higher organisms
3. Which of these is an anti-viral protein?
(a) Urokinase
(b) Thymosin
(c) Insulin
(d) Interferon
4. The first step in genetic engineering is
(a) Growth of thet genetically modifi organism
(b) Transfer of the recombinant DNA into the host organism
(c) Isolation of the gene of interest
(d) Insertion of gene into a vector
5. The , work on genetic engineering started in:
(a) 1944
(b) 1955
(c) 1945
(d) 1943
6. Scientists are able to cut and paste the DNA of organism in:
(a) 1944
(b) 1970
(c) 1990
(d) 2002
7. Scientists prepared human insulin by inserting the insulin gene in bacteria
in:
(a) 1970
(b) 1978
(c) 1990
(d) 2002
8. Human genome project was launched in:
(a) 1990
(b) 1970
(c) 1978
(d) 2002
9. In alcoholic fermentation, which bacteria is used?
(a) Saccharomyces
(b) Lactobacillus
(c) Streptococcus
(d) Both B and C
10,Which of these micro-organism is used in the production of formic acid?
(a) Aspergillus
(b) Bacillus
(c) Saccharomyces
(d) None
11. Glycero! is produced by:
(a) Aspergillus
(b) acillus
(c) Saccharomyces
(d) Streptococcus
12. Which one is used to dissolve blood clots?
(a) Urokinase
(b) Interferons
(c) Thymosin
(d) Vaccine
13. The complete map of human genome was published in:
(a) 2002
(b) 1944
(c) 1978
(d) 1990
14. 50 kilogram of yeast produces how many tons of proteins within 24 hours.
(a) 250
(b) 150
(c) 350
(d) 450
15. Interferon was produced by genetically modified microorganisms
(a) 1980
(b) 1944
(c) 1990
(d) 1970
16. 500,000 sheep brains were required to produce how much milligrams of human growth hormone?
(a) 5
(b) 10
(c) 15
(d) 20
17. Which one is effective against brain and lung cancer?
(a) Beta — endorphin
(b) Vaccine
(c) Thymosin
(d) Insulin
18. Which one is not used for the production of plastics?
(a) Bacillus
(b) Aspergillus
(c) Saccharomyces
(d) None of these
19. Alcoholic fermentation is carried out by;
(a) Yeast
(b) Bacteria
(c) Virus
(d) Algae
20. Enzyme used to cut the identified gene from the total DNÅ of donor organism is;
(a) Endonuclease
(b) Ligase
(c) Restriction Endonuclease
(d) Amylase
21. Vector transmits;
(a) Bacterium
(b) Parasite
(c) Pathogen
(d) Both B and C
22. Which is an important application of Biotechnology?
(a) Respiration
(b) Decomposition
(c) Digestion
(d) Fermentation
23. In glycolysis, glucose molecule is broken down into two molecules of:
(a) Pyruvic acid
(b) Lactic acid
(c) Formic acid
(d) Acrylic acid
24. Who produced the Dolly sheep?
(a) Louis Pasteur
(b) Walther Flemming
(c) Ian Wilmut
(d) Mendel
25. Who invented Pasteurization?
(a) Louis pasteur
(b) Walther Flemming
(c) Carolus Linnaeus
(d) Aristotle
26. Who introduced the term “single cell Protein”?
(a) Mendel
(b) Louis Pasteur
(c) Scrimshow
(d) . Ian Wilmut
27. The use of living organisms in processes for the manufacturer of useful products for services is called:
(a) Genetic Engineering
(b) Biotechnology
(c) Vaccination
(d) Maltation
28. Streptococcus and Lactobacillus are:
(a) Viruses
(b) Fungi
(c) Bacteria
(d) Algae
29, When Pasteur gonvinced the scientific community that all fermentations are the results of microbial activity?
(a) 1957
(b) 1857
(c) 1900
(d) 2010
30. Which one is the commonest type of fermented cereal product?
(a) Pickles
(b) Bread
(c) Jams
(d) Powdered milk
31. In the synthesis of bear, fermentation of fine powder of cereal grains is done
(a) Yeast
(b) Bacteria
(c) Viruses
(d) All of the above
32. Which one is used in the production of Vinegar and Beverages?
(a) Aspergillus
(b) Bacillus
(c) Saccharomyces
(d) Lactobacillus
33. The vector DNA and the attached gene of interest are collectively called:
(a) GMO
(b) Recombinant DNA
(c) DNA
(d) Endonucleases
34. Wheat dough is fermented by:
(a) Yeast
(b) S Cerevisiae
(c) Lactobacillus
(d) Streptococcus
35. Organisms with modified genetic set up are called:
(a) Dolly
(b) Transgenic organisms
(c) Breed
(d) Vector
36. The process in which glucose molecule is broken into two molecules of pyruvic acid is called:
(a) Fermentation
(b) Genetic Engineering
(c) Glycolysis
(d) Biotechnology
37. Which one is used as sweetener
(a) Formic acid
(b) Ethanol
(c) Glycerol
(d) All of these
38. DNA carries was proved in?
(a) 1970’s
(b) 1944
(c) 1978
(d) 2000
39. When was DNA prepared outside the cells?
(a) 1944
(b) 1953
(c) 1970’s
(d) 1990
40. Scientists were able to cut and paste the DNA of organisms in;
(a) 1953
(b) 1970’s
(c) 1944
(d) 1990
41. Human Genome project was launched?
(a) 1970
(b) 1990
(c) 1991
(d) 2000
42. Complete human genome map was published in?
(a) 1976
(b) 2004
(c) 2002
(d) 2012
43. Malted food-is / are;
(a) Powdered milk
(b) Mixture of barely
(c) Whole milk
(d) All of these
44. Fermented food is/are;
(a) Pickles
(b) Yogurt
(c) Both A and B
(d) Wheat flour
45. Which is used for souring milk and for production of various types of cheese?
(a) Lactobacillus
(b) Streptococcus
(c) Both lactobacillus and streptococcus
(d) Saccharomyces
46. Fermentation makes the food more?
(a) More Digestible
(b) Less Nutritious
(c) Tasteless
(d) Less digestible
47. Grapes can directly be fermented by yeasts to
(a) Formic acid
(b) Wine
(c) Pyruvic acid
(d) Ethanol
48. Which product is used inelectroplating
(a) Formic acid
(b) Ethanol
(c) Glycerol
(d) Acrylic acid
49. Which maintains the microorganisms in growth phase?
(a) Fermenter
(b) Continuous fermenter
(c) Batch fermenter
(d) All of these
50. A joining enzyme is;
(a) Thymosin
(b) Endonuclease
(c) Ligase
(d) Urokinase
51. A breaking enzyme is;
(a) Recombinant DNA
(b) Ligase
(c) Urokinase
(d) Endonuclease
52. SCP has good prospects for future because it contains all important;
(a) Nutrients
(b) Amino acids
(c) Lipids
(d) Fats
53. It is a catabolic process:
(a) Photosynthesis
(b) Fermentation
(c) Fragmentation
(d) None of these
54. To preserve fruits, vegetables and pickles we add;
(a) Water and yogurt
(b) Salt and acid
(c) Flour and salt
(d) Onion and garlic
55. An enzyme produced by genetically modified organisms used to break up blood clots is called;
(a) Lipase
(b) Amylase
(c) Urokinase
(d) Peptidase