Match each item in Column I with one in Column II and select your answer from the codes given below:

 

Column I

 

Column II

A.

Diatoms

a.

Protein rich layer pellicle

B.

Dinoflagellates  

b.

Cell wall embedded with silica

C. 

Euglenoids

c.

Spores with true walls

D.

Slime moulds  

d. 

Cellulose plates in cell wall

Codes:

 

A    

B     

C     

D

1.

b

a

c

d

2.

b

d

a

C

3.

b

c

a

d

4.  

b

a

d

c

Subtopic:  Kingdom protista: Dinoflagellates | Kingdom protista: Euglenoids | Kingdom protista: Slime Moulds |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

Difficulty Level:


All the following statements regarding Basidiomycetes are correct except:

1. The mycelium is branched and septate

2. Asexual spores and vegetative reproduction generally not found

3. Sex organs are absent

4. Basidiospores are exogenously produced on the basidium

Subtopic:  Kingdom Fungi: Basidomycetes |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

Difficulty Level:


Match the Scientists in Column I with their contribution in the field of virology given in Column II and select your answer from the codes given below:

 

Column I

 

Column II

A.

Pasteur

a.

Gave the name ‘virus’

B.

Ivanowsky  

b.

Recognized tobacco mosaic is caused by microbes smaller than bacteria

C. 

Beijerinck

c.

Demonstrated extract of infected tobacco plants could cause infection in healthy plants

D.

Stanley

d. 

Showed that viruses could be crystallized

Codes:

 

A    

B     

C     

D

1.

a

b

c

d

2.

a

c

b

d

3.

b

a

c

d

4.  

b

a

d

c

Subtopic:  Virus, Viroids & Prions |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

Difficulty Level:


Cells in some filamentous cyanobacteria that are specialized for nitrogen fixation are called:

1. Phycobilisomes

2. Chromatophores

3. Grana

4. Heterocysts

Subtopic:  Kingdom Monera: Blue Green Algae |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

Difficulty Level:


What is true for both (a) and (b)?

1. RNA is the genetic material

2. Capability to infect bacteria

3. Being obligate endoparasites

4.Can be killed by antibiotics

Subtopic:  Virus, Viroids & Prions |
Please attempt this question first.
Please attempt this question first.

Difficulty Level:


Which of the following are found in extreme saline conditions?

(1) Archaebacteria

(2) Eubacteria

(3) Cyanobacteria

(4) Mycobacteria

Subtopic:  Kingdom Monera: Bacterial Classification |
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Please attempt this question first.

Difficulty Level:


Viroids differ from viruses in having

(1) DNA molecules with protein coat

(2) DNA molecules without protein coat

(3) RNA molecules with protein coat

(4) RNA molecules without protein coat

Subtopic:  Virus, Viroids & Prions |
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Please attempt this question first.

Difficulty Level:


Which one of the following is wrong for fungi?

(1) They are eukaryotic

(2) All fungi possess a purely cellulosic cell wall

(3) They are heterotrophic

(4) They are both unicellular and multicellular

Subtopic:  Kingdom Fungi:: Introduction |
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Please attempt this question first.

Difficulty Level:


Methanogens belong to

(1) eubacteria

(2) archaebacteria

(3) dinoflagellates

(4) slime moulds

Subtopic:  Kingdom Monera: Bacterial Classification |
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Please attempt this question first.

Difficulty Level:


Select the wrong statement.

(1) The walls of diatoms are easily destructible

(2) 'Diatomaceous earth' is formed by the cell walls of diatoms

(3) Diatoms are chief producers in the oceans

(4) Diatoms are microscopic and float passively in water

Subtopic:  Kingdom protista: Chrysophytes |
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Please attempt this question first.

Difficulty Level: