10th class Biology unit 8 MCQs
chapter 8 MCQs 10th Class Biology
Biotechnology:
1. In Scotland, in 1997, what an embryologist Ian Walnut produced from the body cell of an adult sheep?
a. Cow
b. Sheep (Dolly)
c. buffalo
d. Goat
2. The pain killing chemical formed in brain is:
a. Thymosin
b. Insulin
c. Beta endorphin
d. Interferon
3. When the scientists were able to cut and paste the DNA of organism?
a. 1980`
b. 960
c. 1990
d. 1970
4. The human genome project started in:
a. 1992
b. 1990
c. 1993
d. 1991
5. Which one is fermented food?
a. Vitamins
b. Wheat flour
c. Yogurt
d. Powdered milk
6. The work of genetic engineering was started in:
a. 1954
b. 1943
c. 1955
d. 1944
7. Human insulin was firstly prepared through bacteria:
a. 1990
b. 1970
c. 2002
d. 1978
8. The organism involved in alcoholic fermentation is:
a. Lactobacillus
b. Saccharomyces cervisiae
c. Fungus
d. Streptococcus
9. In the first step of a glycolysis, one molecule of a glucose is broken down into two molecules of:
a. Pyruvic acid
b. Citric acid
c. Formic acid
d. Lactic acid
10. Microorganisms used in the production of formic acid is:
a. Streptococcus
b. Aspergillus
c. Bacillus
d. Saccharomyces
11. Fungi used in alcoholic fermentation is called:
a. Zygomycetes
b. Saccharomyces carvisiae
c. Algin
d. Basidiomycete
12. The product used in printing is:
a. Ethanol
b. Formic acid
c. Glycerol
d. Acrylic acid
13. To preserve fruits, vegetables and pickles we add:
a. Flour and salt
b. Water and yogurt
c. Onion and garlic
d. Salt and acid
14. Which organism is used in fermentation for the preparation of glycerol?
a. Spirogyra
b. Bacillus
c. Aspergillus
d. Saccharomyces
15. In glycolysis glucose molecule breaks into two molecules of:
a. Pyruvic acid
b. Formic acid
c. Acetic acid
d. Lactic acid`
16. Used in the production of vinegar and beverages:
a. Glycerol
b. Formic acid
c. Eclyric acid
d. Ethanol
17. Glycerol is used:
a. In printing
b. In textile
c. In beverages
d. In production of vinegar
18. The source of lactic acid is most of the:
a. Bacteria
b. Fungi
c. Protozoans
d. Algae
19. The industrial product produced from asperginus is:
a. Glycerol
b. Formic acid
c. Oxalic acid
d. Ethanol
20. This product is used in the production of soap:
a. Sulphuric acid
b. Glycerol
c. Acrylic acid
d. Formic acid
21. In genetic engineering, plasmid is used as:
a. Ligases
b. Vector
c. Donor
d. Endonucleases
22. The hormone which may prove effective against brain and lung cancer is:
a. Thyroxin
b. Insulin
c. Thymosin
d. Ligases
23. It is effective against brain and lungs cancer:
a. Thymosin
b. Beta endorphin
c. Urokinase
d. Interferon
24. The enzyme which is used to cut the gene of interest is:
a. Amylase
b. Endonuclease
c. Lipase
d. Ligase
25. The enzyme used to dissolve blood clots is:
a. Lipase
b. Urokinases
c. Thymosin
d. Insulin
26. The treatment through genes is called:
a. Radiotherapy
b. Gene therapy
c. Physiotherapy
d. Chemotherapy
27. The foot and mouth disease in cattle, goats and deer is:
a. Fungal
b. Bacterial
c. Viral
d. None
28. The organisms whose genetic set up has been changed are called:
a. Transformed
b. Hybrid
c. Re arranged
d. GMO
29. Human insulin gene was transferred into:
a. Virus
b. Yeast
c. Algae
d. Bacteria
30. Insulin is used by patients of:
a. AIDS
b. Hepatics
c. Diabetes
d. Cancer
31. Bacterium (E-coli) which prepares human growth hormone was synthesized in:
a. 1910
b. 1977
c. 1980
d. 1970
33. A hormone produced by genetically modified organisms, used to cure cancer of brain and lungs is:
a. Thyroxin
b. Insulin
c. Anti diuretic hormone
d. Thymosin
34. E- coli bacterium was made in:
a. 1977 A.D
b. 1980 A.D
c. 1970 A.D
d. 75 A.D
35. ……… is an anti viral protein:
a. Thymosin
b. Urokinase
c. Insulin
d. Interferon
36. The big source of energy for all ecosystem of the world is:
a. Fire
b. Bulb
c. Moon
d. Sun
37. Single cell protein can be obtained from:
a. Cow
b. Bird
c. Insect
d. Algae
38. The raw material for microorganism for the production of single cell protein is:
a. Agricultural wastes
b. Industrial wastes
c. Fungi
d. Protozoans
39. 50 kg of yeast produces protein in 24 hours:
a. 200 tons
b. 100 tons
c. 250 tons
d. 150 tons
40. The algae produced in pond are producing ……… per acre proteins annually:
a. 30 tons
b. 10 tons
c. 40 tons
d. 20 tons
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