Which of the following is not true about cell wall

(1)protects cell from mechanical damage

(2)permeable to water

(3)It’s a living structure

(4)absent in animals

Subtopic:  Cell Wall |
 82%
From NCERT
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Galactans and mannans are the important component of cell wall of

(1)Plant

(2)Algae

(3)Fungi

(4)Bacteria

Subtopic:  Cell Wall |
 89%
From NCERT
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The common component between the cell wall of algae and plants is

(1)cellulose

(2)Hemicellulose

(3)Both A and B

(4)Mannans

Subtopic:  Cell Wall |
 59%
From NCERT
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Which of the following cell wall comes early and disappears gradually in the life of plant?

1. primary cell wall 2. secondary cell wall
3. tertiary cell wall 4. Both 1 and 2
Subtopic:  Cell Wall |
 83%
From NCERT
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Which of the following holds the neighbouring cells together

(1)calcium pectate

(2) sodium pectate

(3)Both A and B

(4)manganese pectate

Subtopic:  Cell Membrane |
 83%
From NCERT
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Which of the following connects the cell wall of the neighbouring cells?

(1)plasmodesmata

(2)Desmosomes

(3)Gap junction

(4)Tight junction

Subtopic:  Cell Wall |
 91%
From NCERT
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How many layers are present in cell envelope of prokaryotes?

(1)4

(2)3

(3)2

(4)1

Subtopic:  Cell Membrane |
 78%
From NCERT
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Which of the following is the part of cell envelope?

(1)glycocalyx

(2) cell wall and cell membrane

(3)Both A and B

(4)Glycocalyx and cell wall

Subtopic:  Cell Membrane |
 87%
From NCERT
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If glycocalyx is loose then it is called as ____________and if it’s tough and thick then it is called as _________

(1)slime layer, capsule

(2)slime mould ,capsule

(3)capsule, slime layer

(4)capsule, slime mould

Subtopic:  Bacterial Staining & Shape |
 92%
From NCERT
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Which of the following is true about cell wall except

(1)determines shape of the cell

(2)prevent cell from bursting and collapsing

(3)selective permeable in nature

(4)provides strong structural support

Subtopic:  Cell Wall |
 85%
From NCERT
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