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Bioprospecting of Extremophiles

Total questions: 15

Worksheet time: 24mins

Name
Class
Date
1.

Alkaline protease are from

a)

acidophiles

b)

alkaliphiles

c)

barophiles

d)

endolith

2.

Why is extremophiles need to be studied for industry uses?

a)

direct application to industrial process

b)

creation of super enzymes

c)

catalyzes the process

d)

all of the above

3.

What if you want an enzyme to work in a hot factory? you choose?

a)

Thermophiles

b)

pscycrophiles

c)

oligotroph

d)

toxitolerant

4.

What if you want an enzyme to work in highly saline crop? you study?

a)

acidophiles

b)

alkaliphiles

c)

halophiles

d)

metalotolerant

5.

Thermophiles has been contributed to the following:

a)

molecular biology

b)

perfume making

c)

producing plastic

d)

dietary supplements

6.

How do you study extremophiles?

i) modified the enzyme

ii) sampling and culturing from extreme condition

iii) DNA extraction from extreme condition

a)

i and iii

b)

i and ii

c)

ii and iii

d)

ii

7.

Bioprospecting extremophiles involves studying its

i) Microbial diversity

ii) Adaptation

iii) Genetically modify the microbe

iv) Developing biofactories

a)

ii, iii and iv

b)

i , iii and iv

c)

i, ii and iii

d)

i, ii and iv

8.

Pfu DNA polymerase are from

a)

Thermophiles

b)

Halophiles

c)

Acidophiles

d)

Alkalophiles

9.

Metatolerant has the potential for

a)

bioremediation

b)

biofuel

c)

bioenergy

d)

bioplastic

10.

Psychrophiles has the potential for the following, EXCEPT

a)

making salted fish

b)

detergent making

c)

Cheese industry

d)

Freezing industry

11.

Studies on Pyrococcus furiosus develop a DNA polymerase for polymerase chain reaction called

a)

Vent DNA polymerase

b)

Taq DNA polymerase

c)

Pfu DNA polymerase

12.

Extremophiles from Atacama Dessert are sun-exposed which produces pigment which are important for the following except

a)

pharmacology

b)

cosmetic

c)

food

d)

DNA polymerase

13.

Bioprospecting in extremophiles can save you years of genetic engineering in producing superenzymes for industrial use

a)

True

b)

False

14.

Arrange the step in bioprospecting of extremophiles using the classical method

i) Characterization

ii) Isolation

iii) Growth Enrichment

iv)Sampling

v) Identification

a)

v,i,iv,ii,iii

b)

iv, iii, ii, i, v

c)

i,ii,iii,iv, v

d)

ii,iv,iii,i,v

15.

Metagenomics are not suitable for bioprospecting extremophiles

a)

True

b)

False