Match the following column of bacteria and their commercially important products.

Column l

Column ll

A Aspergillus niger 1 Lactic acid
B Acetobacter aceti 2 Butyric acid
C Clostridium butylicum 3 Acetic acid
D Lactobacillus 4 Citric acid


Codes

A B C D
(1)  2   3   4   1 
(2)  2  4  3  1
(3)  4  3  2  1
(4)  4  1  3  2

Subtopic:  Chemicals, Enzymes & Other Bioactive Molecules |
 96%
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Match the following column of bioactive substances and their roles.

Column l

(Bioactive Substance)

Column ll

(Role)

A.

Stain 

1.

Removal of oil stains

B.

Cyclosporin A

2.

Removal of clots from blood vessels

C.

Streptokinase

3.

Lowering of blood cholesterol

D.

Lipase

4.

lmmuno-suppressive agent


Choose the correct match 

 A  B  C  D
(1)  2  4  3  1
(2)  4  1  2  3
(3)  3  4  2  1
(4)  3  2  1  4
Subtopic:  Chemicals, Enzymes & Other Bioactive Molecules |
 86%
From NCERT
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Match the following columns and select the correct option:-

Column I 

Column II

(a)

Dragonflies

(i)

Biocontrol agents of several plant pathogens

(b)

Bacillus thuringiensis

(ii)

Get rid of mosquitoes

(c)

Glomus

(iii)

Narrow spectrum insecticidal applications

(d)

Baculoviruses

(iv)

Biocontrol agents of lepidopteran plant pests

(v)

Absorb phosphorus from soil

 
Options: (a) (b) (c) (d)
1. (iii) (v) (iv) (i)
2. (ii) (i) (iii) (iv)
3. (ii) (iii) (iv) (v)
4. (ii) (iv) (v) (iii)

Subtopic:  Microbes in Biocontrol Agent |
 74%
From NCERT
NEET - 2020
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Links
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Which of the following is wrongly matched in the
given table?

Microbe

Product

Application

1. Trichoderma

Cyclosporin A

Immunosuppressive drug

2. Monascus              purpureus

Statins

Lowering of blood cholesterol

3. Streptococcus

Streptokinase

Removal of clot from blood vessel

4. Clostridium          butylicum

Lipase

Removal of oil stains

Subtopic:  Chemicals, Enzymes & Other Bioactive Molecules |
 92%
From NCERT
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Match the following list of microbes and their importance:
(a) Saccharomyces cerevisiae (i) Production of immunosuppressive agents
(b) Monasus purpureu (ii) Ripening of Swiss cheese
(c) Trichoderma polysporum  (iii) Commercial production of ethanol
(d) Propionibacterium shermanii (iv) Production of bloodcholesterol lowering agents

1. (iv) (iii) (ii) (i)
2. (iv) (ii) (i) (iii)
3. (iii) (i) (iv) (ii)
4. (iii) (iv) (i) (ii)

Subtopic:  Chemicals, Enzymes & Other Bioactive Molecules |
 87%
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Select the incorrect match:-

1. Clot buster  Streptococcus

2. Cyclosporin A  Trichoderma polysporum

3. Citric Acid  Agaricus

4. Statins  Monascus purpureus

Subtopic:  Chemicals, Enzymes & Other Bioactive Molecules |
 92%
From NCERT
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Which of the following is wrongly matched in the given table?

Microbe

Application

Application

1

Clostridium butylicum

Lipase

removal of oil stains

2

Trichoderma polysporum

Cyclosporin A

immunosuppressive drug

3

Monascus purpureus

Statins

lowering of blood cholesterol

4

Streptococcus

Streptokinase

removal of clot from blood vessel

Subtopic:  Chemicals, Enzymes & Other Bioactive Molecules |
 94%
From NCERT
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Match the items in column "A' and coloum 'B' and choose the correct answer 

Column I Column II
A. Lady bird  (i) Methano bacterium 
B. Mycorrhiza  (ii) Trichoderma 
C. Biological control (iii) Aphids
D. Biogas (iv) Glomus 

The correct answer is 

A B C D
(1)  ii  iv   iii   i
(2)  iii   iv  ii  i
(3)  iv  i  ii  iii 
(4)  iii  ii  i  iv
Subtopic:  Chemicals, Enzymes & Other Bioactive Molecules | Microbes in Production of Biogas | Microbes in Biocontrol Agent | Microbes as Biofertilizer |
 92%
From NCERT
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Read the given statements and select the correct option:

A - Trichoderma is an effective biocontrol agent of several plant pathogens.
B - B. thuringiensis is effective against larvae of bollworm.


1. Both A and B are correct

2. Both A and B are incorrect

3. Only A is correct

4. Only B is correct

Subtopic:  Microbes in Biocontrol Agent |
 79%
From NCERT
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Match the column- l with column-ll

Column-l                                              Column-ll

(Bioactive molecules)                         (Source)

a. Cyclosporin A                                    i. Monascus

b. Statins                                             ii. Clostridium

c. Clot buster                                       iii. Trichoderma

d. Butyric acid                                      iv. Streptococcus

1. a (iii), b (i), c (iv), d (ii)

2. a (iii), b (iv), c (i), d (ii)

3. a (ii), b (i), c (iv), d (iii)

4. a (i), b (iv), c (ii), d (iii)

Subtopic:  Chemicals, Enzymes & Other Bioactive Molecules |
 88%
From NCERT
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