Methanogens are responsible for production of biogas and they are
1. Obligate aerobes
2. Obligate anaerobes
3. Facultative aerobes
4. Facultative anaerobes
Subtopic: Â Kingdom Monera: Bacterial Classification |
 63%
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Read the following statements about photosynthesis.
a. Water is not the source of electrons.
b. Does not involve splitting of water.
c. Anoxygenic photosynthesis. Above features are related with
1. Nostoc
a. Water is not the source of electrons.
b. Does not involve splitting of water.
c. Anoxygenic photosynthesis. Above features are related with
1. Nostoc
2. Anabaena
3. Chlorobium
4. Higher plants
3. Chlorobium
4. Higher plants
Subtopic: Â Kingdom Monera: Introduction |
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Select the true features for Mycoplasma
a. Protoplasmic matrix contains 70 s type of ribosomes.
b. Are obligate aerobes.
c. Insensitive to penicillin.
d. Mostly parasitic.
1. (a)&(b)
2. (b) & (c)
3. (a), (c) & (d)
4. (a), (b) & (c)
a. Protoplasmic matrix contains 70 s type of ribosomes.
b. Are obligate aerobes.
c. Insensitive to penicillin.
d. Mostly parasitic.
1. (a)&(b)
2. (b) & (c)
3. (a), (c) & (d)
4. (a), (b) & (c)
Subtopic: Â Kingdom Monera: Actinomycetes & Mycoplasma |
 71%
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Select the mismatched option
| 1 | Euglena | : | Mixotrophic nutrition |
| 2 | Trypanosoma | : | Sleeping sickness |
| 3 | Gonyaulax | : | Red tides |
| 4 | Aspergillus | : | Wall-less |
Subtopic: Â Kingdom Protista: Euglenoids |
 82%
From NCERT
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In five kingdom system of classification how many kingdoms include organisms with only photosynthetic mode of nutrition?
1. One
2. Two
3. Four
4. Three
1. One
2. Two
3. Four
4. Three
Subtopic: Â Different Classification Systems |
 57%
From NCERT
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Subtopic: Â Kingdom Fungi: Introduction |Â Kingdom Fungi: Ascomycetes |
 74%
From NCERT
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The basidiospores are
1. Sexual spores
2. Exogenously produced on the basidium
3. Asexual haploid spores
4. Both (1) & (2)
1. Sexual spores
2. Exogenously produced on the basidium
3. Asexual haploid spores
4. Both (1) & (2)
Subtopic: Â Kingdom Fungi: Basidomycetes |
 77%
From NCERT
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Subtopic: Â Virus, Viroids & Prions |
 65%
From NCERT
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The viruses that infect the bacteria usually have genetic material as
1. dsDNA
2. dsRNA
3. ssRNA
4. ssDNA
1. dsDNA
2. dsRNA
3. ssRNA
4. ssDNA
Subtopic: Â Virus, Viroids & Prions |
 67%
From NCERT
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Identify the genetic material of the virus in the given figure.
1. ssRNA
2. dsRNA
3. ssDNA
4. dsDNA
1. ssRNA
2. dsRNA
3. ssDNA
4. dsDNA
Subtopic: Â Virus, Viroids & Prions |
 75%
From NCERT
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