SER and RER can be distinguished with its presence in

(1) protein synthesising cells

(2) protein and lipid synthesising cells

(3) carbohydrates and fat synthesising cells

(4) fat and protein synthesising cells

Subtopic:  Endomembrane System (Endopasmic Reticulum) |
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NEET 2021 - Achiever Batch - Aryan Raj Singh
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Fluid mosaic model of plasma membrane was given by

(1) Robertson

(2) Robert Hooke

(3) Singer and Nicholson

(4) Gorter and Grendel

Subtopic:  Evidence for Fluidic Nature of Membrane |
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The percentage of cell surface that is impenetrable for ions is

(1) 1 %

(2) 99.9 %

(3) 90 %

(4) 73 %

Subtopic:  Cell Membrane |
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The property of semipermeability belongs to

(1) cell wall

(2) plasma membrane

(3) mitochondria only

(4) None of the above

Subtopic:  Cell Wall |
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Difficulty Level:


Microtubules are absent in

(1) mitochondria

(2) flagella

(3) spindle fibres

(4) centriole

Subtopic:  Cytoskeleton |
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NEET 2021 - Achiever Batch - Aryan Raj Singh
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Which of the following four cell structures is correctly matched with the accompanying description?

(1) Plasma membrane - Outer layer of cellulose or chitin, or absent

(2) Mitochondria - Bacteria like elements with inner membrane forming sacs containing chlorophyll, found in plant cells and algae

(3) Chloroplasts - Bacteria like elements with inner membrane highly folded

(4) Golgi apparatus - Stacks of flattened vesicles

Subtopic:  Eukaryotic Cell Orgenelle |
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NEET 2021 - Achiever Batch - Aryan Raj Singh
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Difficulty Level:


Which one of the following is incorrect statement

(1) All organisms are composed of cells

(2) Cell is the basic unit of life

(3) All inanimate things are made up of cells

(4) Virus is acellular

Subtopic:  Cell Theory |
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NEET 2021 - Achiever Batch - Aryan Raj Singh
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Difficulty Level:


Which one of the following is incorrect statement

(1) Organisms composed of single cell are unicellular

(2) Organisms composed of many cells are multicellular

(3) Organisms which are not composed of any cell are acellular

(4) Organisms which are composed of single cell is acellular

Subtopic:  Cell Theory |
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NEET 2021 - Achiever Batch - Aryan Raj Singh
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Which of the following is true

(1)cell is the basic unit of life

(2)cell is present in all living organisms

(3)cell is the basic unit of body of organism

(4)All of these

Subtopic:  Cell Theory |
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Which of the following is true about unicellular organism ?

(1)anything less than a complete structure of a cell does not ensure independent living

(2)it is capable of independent existence

(3)cell is structural and functional unit

(4)All of the above

Subtopic:  Cell Theory |
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NEET 2021 - Achiever Batch - Aryan Raj Singh
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Difficulty Level: