Match List I with List II
List I List II
A. Clostridium butylicum I. Ethanol
B. Saccharomyces cerevisiae II. Streptokinase
C. Trichoderma Polysporum III. Butyric acid
D. Streptococcus sp. IV. Cyclosporin-A

Choose the correct answer from the options given below:
1. A-II, B-IV, C-III, D-I
2. A-III, B-I, C-IV, D-II
3. A-IV, B-I, C-III, D-II
4. A-III, B-I, C-II, D-IV

Subtopic:  Chemicals, Enzymes & Other Bioactive Molecules |
 85%
From NCERT
NEET - 2024
Please attempt this question first.
Hints
Please attempt this question first.

Given below are two statements: 
Statement I: Bacterial infection by Bacillus thuringiensis can kill only caterpillar larvae.
Statement II: B. thuringiensis cannot kill adult moths.
In light of the above statements, choose the most appropriate answer from the options given below: 
1. Both Statement I and Statement II are correct.
2. Both Statement I and Statement II are incorrect.
3. Statement I is correct but Statement II is incorrect
4. Statement I is incorrect but Statement II is correct.
Subtopic:  Microbes in Biocontrol Agent |
From NCERT
NEET - 2024
Please attempt this question first.
Hints
Please attempt this question first.

Match List-I with List-II: 
List-I List-II
A Saccharomyces cerevisiae I. Citric acid 
B. Aspergillus niger  II. Butyric acid 
C. Trichoderma polysporum III. Ethanol
D.  Clostridium butylicum  IV.  Cyclosporin-A

Choose the correct answer from the options given below:
1. A-III, B-I, C-IV, D-II
2. A-IV, B-II, C-III, D-I
3. A-III, B-IV, C-I, D-II
4. A-I, B-III, C-II, D-IV
Subtopic:  Chemicals, Enzymes & Other Bioactive Molecules |
 90%
From NCERT
NEET - 2024
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

Given below are two statements:
Statement I: Aphids and mosquitoes are natural pests.
Statement II: Lady bird and dragonflies are natural pests controllers.
In light of the above statements , choose the most appropriate answer from the options given below: 
1. Both Statement I and Statement II are correct 
2. Both Statement I and Statement II are incorrect 
3. Statement I is correct but Statement II is incorrect.
4. Statement I is incorrect but Statement II is correct 
Subtopic:  Microbes in Biocontrol Agent |
 88%
From NCERT
NEET - 2024
Please attempt this question first.
Hints
Please attempt this question first.

The biological processes performed by cyanobacteria in paddy fields include:
I: biological fixation of CO2.
II: biological fixation of atmospheric dinitrogen.
1. Only I
2. Only II
3. Both I and II
4. Neither I nor II
Subtopic:  Microbes as Biofertilizer |
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

A mycorrhiza is a symbiotic association between a green plant and a fungus where:
I: The plant makes organic molecules by photosynthesis and supplies them to the fungus in the form of sugars or lipids.
II: The fungus supplies the plant with water and mineral nutrients, such as phosphorus, taken from the soil.
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic:  Microbes as Biofertilizer |
 82%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

Name the genus of arbuscular mycorrhizal (AM) fungi, all species of which form symbiotic
relationships (mycorrhizae) with plant roots:
1. Cercospora
2. Glomus
3. Tetraploa
4. Rozella
Subtopic:  Microbes as Biofertilizer |
 96%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

Bacteria that fix gaseous nitrogen in the atmosphere into a more usable form, such as ammonia,
while free-living in soil, include:
I: Azospirillum
II: Azotobacter
III: Rhizobia
IV: Frankia
1. Only I and II
2. Only III and IV
3. Only I and III
4. Only III
Subtopic:  Microbes as Biofertilizer |
 86%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

Identify the incorrect statement:
1. The use of the chemical fertilisers has contributed significantly to this pollution.
2. Biofertilisers are organisms that enrich the nutrient quality of the soil.
3. The main sources of biofertilisers are bacteria, fungi and cyanobacteria.
4. Chemical fertilizers are integral and essential component of organic farming.  


 
Subtopic:  Microbes as Biofertilizer |
 91%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

Consider the given two statements:
Assertion (A): The use of pathogens like baculoviruses as biocontrol agent in ecologically sensitive areas should be avoided.
Reason (R):  Baculoviruses are broad spectrum general insecticides.
 
1. Both (A) and (R) are true and (R) correctly explains the (A).
2. (A) is True; (R) is False
3. (A) is False; (R) is False
4. Both (A) and (R) are True but (R) does not correctly explain the (A).

 
Subtopic:  Microbes in Biocontrol Agent |
 68%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.