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Q. No.Given diagram shows the structure of Tobacco Mosaic Virus. Identify the correct match for A, B and C.
A
B
C
1.
300
nm
18
nm
Single
stranded RNA
2.
18
nm
4
nm
Single
stranded DNA
3.
300
nm
18
nm
Double
stranded RNA
4.
18
nm
4
nm
Double
stranded DNA
nm
nm
stranded RNA
nm
nm
stranded DNA
nm
nm
stranded RNA
nm
nm
stranded DNA
Subtopic: Virus, Viroids & Prions |
73%
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NEET 2025 - Target Batch
Hints
Bacteria are of varied shapes. Identify the correct match for A, B and C in the given figure:
| A | B | C | |
| 1. | Spirocheate | Streptobacillus | Staphylococcus |
| 2. | Vibrios | Staphylobacillus | Streptococcus |
| 3. | Vibrios | Streptobacillus | Staphylococcus |
| 4. | Spirochaete | Staphylobacillus | Streptococcus |
Subtopic: Kingdom Monera: Bacterial Classification |
55%
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NEET 2025 - Target Batch
Hints
Consider the given statements regarding bacterial cells in general:
I: A coccus is a rod shaped bacterium and a bacillus is a spherical bacterium.
II: Mycoplasma are bacteria that completely lack a cell wall and are obligatory anaerobes.
III: Only blue green algae, now in Kingdom Monera, are the bacteria that are capable of fixing atmospheric nitrogen as symbionts.
The incorrect statements are:
1. Only I
2. Only II
3. Only II and III
4. I, II and III
I: A coccus is a rod shaped bacterium and a bacillus is a spherical bacterium.
II: Mycoplasma are bacteria that completely lack a cell wall and are obligatory anaerobes.
III: Only blue green algae, now in Kingdom Monera, are the bacteria that are capable of fixing atmospheric nitrogen as symbionts.
The incorrect statements are:
1. Only I
2. Only II
3. Only II and III
4. I, II and III
Subtopic: Kingdom Monera: Bacterial Classification |
From NCERT
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Hints
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Regarding bacteria:
I: The rod shaped are called as cocci.
II: As a group they show the most extensive metabolic diversity.
III: Vast majority are chemosynthetic autotrophs.
1. Only II is correct
2. Only I and II are correct
3. Only II and III are correct
4. I, II and III are correct
I: The rod shaped are called as cocci.
II: As a group they show the most extensive metabolic diversity.
III: Vast majority are chemosynthetic autotrophs.
1. Only II is correct
2. Only I and II are correct
3. Only II and III are correct
4. I, II and III are correct
Subtopic: Kingdom Monera: Introduction | Kingdom Monera: Bacterial Classification |
64%
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Hints
Which Protists are all heterotrophs?
1. Chrysophytes
2. Dinoflagellates
3. Euglenoids
4. Protozoans
1. Chrysophytes
2. Dinoflagellates
3. Euglenoids
4. Protozoans
Subtopic: Protozoa |
80%
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Hints
Match each item in COLUMN I with one in COLUMN II and select the correct match from the codes given:
Codes:
| Column I | Column II | ||
| A | Phycomycetes | P | Alternaria |
| B | Ascomycetes | Q | Albugo |
| C | Basidiomycetes | R | Neurospora |
| D | Deuteromycetes | S | Ustilago |
Codes:
| A | B | C | D | |
| 1. | Q | R | S | P |
| 2. | Q | R | P | S |
| 3. | R | Q | S | P |
| 4. | R | Q | P | S |
Subtopic: Kingdom Fungi: Introduction | Kingdom Fungi: Deuteromycetes | Kingdom Fungi: Zygomycetes | Kingdom Fungi: Ascomycetes | Kingdom Fungi: Basidomycetes |
84%
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Hints
Identify the correct statement:
I. No plant is even partially heterotrophic.
II. All animals show locomotion.
1. Only I
2. Only II
3. Both I and II
4. Neither I nor II
I. No plant is even partially heterotrophic.
II. All animals show locomotion.
1. Only I
2. Only II
3. Both I and II
4. Neither I nor II
54%
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Hints
What would generally be true?
1. Viruses cannot be crystallised.
2. Viruses are inert inside their specific host cells.
3. All viruses are larger in in size than mycoplasma
4. Viruses that infect plants have single stranded RNA.
1. Viruses cannot be crystallised.
2. Viruses are inert inside their specific host cells.
3. All viruses are larger in in size than mycoplasma
4. Viruses that infect plants have single stranded RNA.
Subtopic: Virus, Viroids & Prions |
75%
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Hints
Consider the following properties:
I. Capability of causing infections
II. Lacking protein
III. Lacking nucleic acid
1. I and II are true for both viroids and prions and III is true for only prions.
2. I is true for both viroids and prions, II is true for only viroids and III is true for only prions.
3. I is true for both viroids and prions, III is true for only viroids and II is true for only prions.
4. I is not true for both viroids and prions, II is true for only viroids and III is true for only prions.
I. Capability of causing infections
II. Lacking protein
III. Lacking nucleic acid
1. I and II are true for both viroids and prions and III is true for only prions.
2. I is true for both viroids and prions, II is true for only viroids and III is true for only prions.
3. I is true for both viroids and prions, III is true for only viroids and II is true for only prions.
4. I is not true for both viroids and prions, II is true for only viroids and III is true for only prions.
Subtopic: Virus, Viroids & Prions |
65%
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Hints
Specialized cells for fixing atmospheric nitrogen in Nostoc are:
1. Heterocysts
2. Hormogonia
3. Nodules
4. Akinetes
1. Heterocysts
2. Hormogonia
3. Nodules
4. Akinetes
Subtopic: Kingdom Monera: Bacterial Classification |
96%
From NCERT
NEET - 2013
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