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11th CBSE
IMPORTANT
Earn 100

A common characteristic feature of plant sieve tube cells and most of mammalian erythrocytes is

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Important Questions on Cell: The Unit of Life

MEDIUM
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 8 - Cell: The Unit of Life>MULTIPLE CHOICE QUESTIONS>Q 2
Select one which is not true for ribosome
EASY
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 8 - Cell: The Unit of Life>MULTIPLE CHOICE QUESTIONS>Q 3
Which one of these is not a eukaryote?
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11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 8 - Cell: The Unit of Life>MULTIPLE CHOICE QUESTIONS>Q 4
Which of the following stains is not used for staining chromosomes?
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11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 8 - Cell: The Unit of Life>MULTIPLE CHOICE QUESTIONS>Q 5

Different cells have different sizes. Arrange the following cells in ascending order of their sizes. Choose the correct option among the followings.

(i) Mycoplasma
(ii) Ostrich eggs
(iii) Human RBC
(iv) Bacteria

MEDIUM
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 8 - Cell: The Unit of Life>MULTIPLE CHOICE QUESTIONS>Q 6
Which of the following feature is common to prokaryotes and many eukaryotes?
EASY
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 8 - Cell: The Unit of Life>MULTIPLE CHOICE QUESTIONS>Q 7
Who proposed the fluid mosaic model of plasma membrane?
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11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 8 - Cell: The Unit of Life>MULTIPLE CHOICE QUESTIONS>Q 8
Which of the following statements is true for a secretory cell?
EASY
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 8 - Cell: The Unit of Life>MULTIPLE CHOICE QUESTIONS>Q 9
What is a tonoplast?