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Q. No.Which of the following statements about dinoflagellates is true?
1. They possess two flagella.
2. All known varieties are autotrophic.
3. Their walls are usually composed of silica plates.
4. Many types lack mitochondria
Subtopic: Kingdom Protista: Dinoflagellates |
80%
From NCERT
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Match List I with List II
Choose the correct answer from the options given below
1. A-(I), B-(II), C-(III), D-(IV)
2. A-(II), B-(III), C-(IV), D-(I)
3. A-(III), B-(IV), C-(II), D-(I)
4. A-(IV), B-(I), C-(II), D-(III)
| List I | List II |
| A. Zearalenone | I. Penicillium viridicatum |
| B. Trichothecenes | II. Fusarium moniliforme |
| C. Aflatoxins | III. Cephalosporium |
| D. Ochratoxins | IV. Aspergillus flavus |
Choose the correct answer from the options given below
1. A-(I), B-(II), C-(III), D-(IV)
2. A-(II), B-(III), C-(IV), D-(I)
3. A-(III), B-(IV), C-(II), D-(I)
4. A-(IV), B-(I), C-(II), D-(III)
Subtopic: Kingdom Fungi: Introduction |
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Match List I with List II
Choose the correct answer from the options given below
1. A-(II), B-(III), C-(IV), D-(I)
2. A-(I), B-(II), C-(III), D-(IV)
3. A-(III), B-(IV), C-(I), D-(II)
4. A-(IV), B-(I), C-(II), D-(III)
| List I | List II |
| A. Prokaryotic | I. Blue-green algae |
| B. Chitinous cell wall | II. Monera |
| C. Organ system | III. Fungi |
| D. N2 fixation | IV. Animalia |
Choose the correct answer from the options given below
1. A-(II), B-(III), C-(IV), D-(I)
2. A-(I), B-(II), C-(III), D-(IV)
3. A-(III), B-(IV), C-(I), D-(II)
4. A-(IV), B-(I), C-(II), D-(III)
Subtopic: Kingdom Monera: Introduction | Kingdom Fungi: Introduction |
89%
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Eubacteria can fix atmospheric nitrogen in specialized cells called
1. Heterocysts
2. Chlorophyll
3. Sporozoan
4. None of the above
1. Heterocysts
2. Chlorophyll
3. Sporozoan
4. None of the above
Subtopic: Kingdom Monera: Bacterial Classification |
95%
From NCERT
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Trypanosoma causes the disease "sleeping sickness" and belongs the following group of protozoans
1. Ciliated
2. Flagellated
3. Sporozoans
4. Amoeboid
1. Ciliated
2. Flagellated
3. Sporozoans
4. Amoeboid
Subtopic: Protozoa |
80%
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Which of the following statements is true for viroids?
1. They infect only plants and consist of double-stranded DNA enclosed by protein coat
2. They infect only animals and consist of single-stranded RNA enclosed by protein coat
3. They infect only animals and consist of double-stranded RNA enclosed by protein coat
4. They infect only plants and consist of single stranded RNA not enclosed by protein coat
1. They infect only plants and consist of double-stranded DNA enclosed by protein coat
2. They infect only animals and consist of single-stranded RNA enclosed by protein coat
3. They infect only animals and consist of double-stranded RNA enclosed by protein coat
4. They infect only plants and consist of single stranded RNA not enclosed by protein coat
Subtopic: Virus, Viroids & Prions |
80%
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Subtopic: Virus, Viroids & Prions |
92%
From NCERT
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Asexual spores are generally NOT found in
1. Ascomycetes
2. Basidiomycetes
3. Zygomycetes
4. Deuteromycetes
1. Ascomycetes
2. Basidiomycetes
3. Zygomycetes
4. Deuteromycetes
Subtopic: Kingdom Fungi: Basidomycetes |
84%
From NCERT
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Subtopic: Kingdom Protista: Dinoflagellates |
96%
From NCERT
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Given below are two statements:
Statement I: The majority of heterotrophic bacteria are decomposers
Statement II: Bacteria are the sole members of the kingdom Monera
In the 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
Statement I: The majority of heterotrophic bacteria are decomposers
Statement II: Bacteria are the sole members of the kingdom Monera
In the 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: Kingdom Monera: Introduction | Kingdom Monera: Bacterial Classification |
88%
From NCERT
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