Several ribosomes may attach to a single mRNA and form a chain called

(1)Polyribosomes

(2)polysomes

(3)Both A and B

(4)Polycistronic mRNA

Subtopic:  Details of Prokaryotic Cell Structure |
 80%
From NCERT
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In prokaryotes which of the following ribosome subunit is absent

(1)30s

(2)50s

(3)40s

(4)70s

Subtopic:  Details of Prokaryotic Cell Structure |
 73%
From NCERT
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Which of the following is true about ribosome except

(1)site of protein synthesis

(2)universal cell organelle

(3)70s is present only in prokaryotes

(4)80s is present in eukaryotes

Subtopic:  Details of Prokaryotic Cell Structure |
 63%
From NCERT
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Polysomes translate mRNA into

(1)proteins

(2)carbohydrates                                

(3)DNA

(4)RNA

Subtopic:  Eukaryotic Cell Orgenelle |
 91%
From NCERT
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Bacteria store their reserved food materials in

(1)Vacuoles

(2)Inclusion bodies                             

(3)Both A and B

(4)Sphaerosomes

Subtopic:  Details of Prokaryotic Cell Structure |
 65%
From NCERT
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Which of the following is true about Inclusion bodies

(1)membraneless

(2)present freely in cytoplasm           

(3)store phosphate,glycogen

(4)All of the above

Subtopic:  Details of Prokaryotic Cell Structure |
 94%
From NCERT
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How many of the following kingdoms are eukaryotic

(monera, protista, fungi, plante, Animalia)

(1)5

(2)4

(3)3

(4)2

Subtopic:  Eukaryotic Cell Architecture: Types |
 87%
From NCERT
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Which of the following structures are present in plant cell but absent in animal cell?

(1)plastids

(2)centrioles                                       

(3)large central vacuole

(4)Both A and C

Subtopic:  Eukaryotic Cell Architecture: Types |
 88%
From NCERT
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Which of the followings  are common to plant cell and animal cell?

(Peroxisome, nucleolus, lysosome, plasmodesmata, microvilli, microtubule)

1. 6 2. 5
3. 4 4. 3
Subtopic:  Eukaryotic Cell Orgenelle |
From NCERT
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Which of the following is true except

(1)all eukaryotic cells are identical

(2)eukaryotic cells possess an organised nucleus with a nuclear envelope

(3)compartmentalisation is present in eukaryotes

(4)All are correct

Subtopic:  Eukaryotic Cell Architecture: Types |
 66%
From NCERT
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