Identify the correct statement regarding the given figure:
I: It shows Nostoc – a filamentous blue green alga.
II: The arrow shows specialised cell for fixing atmospheric nitrogen called heterocyst.
1. I is correct but II is incorrect
2. I is incorrect but II is correct
3. Both I and II are correct
4. Both I and II are incorrect

Subtopic:  Kingdom Monera: Bacterial Classification |
 91%
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Identify the Viruses A and B in the given diagram:
     
A B
1. SarsCoV2 HIV
2. HIV SarsCoV2
3. HSV 1 HSV 2
4. HBV HAV
Subtopic:  Virus, Viroids & Prions |
 78%
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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
Subtopic:  Virus, Viroids & Prions |
 71%
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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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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
Subtopic:  Kingdom Monera: Bacterial Classification |
From NCERT
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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
 
Subtopic:  Kingdom Monera: Introduction | Kingdom Monera: Bacterial Classification |
 63%
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Which Protists are all heterotrophs?
1. Chrysophytes
2. Dinoflagellates
3. Euglenoids
4. Protozoans
 
Subtopic:  Protozoa |
 79%
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Match each item in COLUMN I with one in COLUMN II and select the correct match from the codes given:
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 |
 83%
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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
 
 53%
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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. 
 
Subtopic:  Virus, Viroids & Prions |
 75%
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