Cell - The unit of Life : Previous Year Qustions (NEET/AIPMT/AIIMS) ( 64 Qs)

Question:   From NCERT NEET 2021  Derived PYQ 

Match List - I with List - II

List -I	List - II
(a) Cristae	(i) Primary constriction in chromosome
(b) Thylakoids	(ii) Disc-shaped sacs in Golgi apparatus
(c) Centromere	(iii) Infoldings in mitochondria
(d) Cisternae	(iv) Flattened membranous sacs in stroma of plastids

Choose the correct answer from the options given below.

        (a)      (b)      (c)     (d)

(1)   (iii)      (iv)      (i)      (ii)

(2)   (ii)       (iii)      (iv)     (i)

(3)   (iv)      (iii)      (ii)      (i)

(4)    (i)       (iv)      (iii)     (ii)

 Answer ▽ 

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Question:   From NCERT NEET 2021  Derived PYQ 

Which of the following is an incorrect statement?

(1) The perinuclear space forms a barrier between the materials present inside the nucleus and that of the cytoplasm.

(2) Nuclear pores act as passages for proteins and RNA molecules in both directions between nucleus and cytoplasm.

(3) Mature sieve tube elements possess a conspicuous nucleus and usual cytoplasmic organelles.

(4) Microbodies are present both in plant and animal cells.

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Question:   From NCERT NEET 2020  Derived PYQ 

Inclusion bodies of blue-green, purple, and green photosynthetic bacteria are :

1. Contractile vacuoles

2. Gas vacuoles

3. Centrioles

4. Microtubules

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Question:   From NCERT NEET 2020  Derived PYQ 

The size of Pleuropneumonia - like Organism (PPLO) is :

1. 0.02 $\mu$m

2. 1-2 $\mu$m

3. 10-20 $\mu$m

4. 0.1 $\mu$m

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Question:   From NCERT NEET 2019  Derived PYQ 

Which of the following statements is not correct?

1. Lysosomes are formed by the process of packaging in the endoplasmic reticulum.

2. Lysosomes have numerous hydrolytic enzymes

3. The hydrolytic enzyme of lysosomes are active under acidic pH

4. Lysosomes are membrane bound structure.

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Question:   From NCERT NEET  Derived PYQ 

Non-membranous nucleoplasmic structures in nucleus are the site for active synthesis of

1. protein synthesis

2. mRNA

3. rRNA

4. tRNA

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Question:   From NCERT NEET 2019  Derived PYQ 

Match the column I with column II.

        Column I                      Column II

(a) Golgi apparatus          (i) Synthesis of protein

(b) Lysosomes                 (ii) Trap waste and excretory products

(c) Vacuoles                    (iii) Formation of glycoproteins and glycolipids

(d) Ribosomes                 (iv) Digesting biomolecules

Choose the right match from options given below:

1. (a)-(iii), (b)-(iv), (c)-(ii), (d)-(i)

2. (a)-(iv), (b)-(iii), (c)-(i), (d)-(ii)

3. (a)-(iii), (b)-(ii), (c)-(iv), (d)-(i)

4. (a)-(i), (b)-(ii), (c)-(iv), (d)-(iii)

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Question:   From NCERT NEET 2018  Derived PYQ 

Which of the following is true for nucleolus?

1. Larger nucleoli are present in dividing cells.
2. It is a membrane-bound structure.
3. It takes part in spindle formation.
4. It is a site for active ribosomal RNA synthesis.

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Question:   From NCERT NEET 2018  Derived PYQ 

The Golgi complex participates in

1. Fatty acid breakdown
2. Formation of secretory vesicles
3. Respiration in bacteria
4. Activation of amino acid

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2

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Question:   From NCERT NEET 2018  Derived PYQ 

Many ribosomes may associate with a single mRNA to form multiple copies of a polypeptide simultaneously. Such strings of ribosomes are termed as

1. Polysome
2. Polyhedral bodies
3. Plastidome
4. Nucleosome

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Question:   From NCERT NEET 2017  Derived PYQ 

Which among the following are the smallest living cells, known without a definite cell wall, pathogenic to plants as well as animals and can survive without oxygen?

(1) Bacillus

(2) Pseudomonas

(3) Mycoplasma

(4) Nostoc

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Question:   From NCERT NEET 2016  Derived PYQ 

Select the mismatch.

1. Gas vacuoles — Green bacteria Cells

2. Large central vacuoles — Animal cells

3. Protists — Eukaryotes

4. Methanogens — Prokaryotes

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Question:   From NCERT NEET 2016  Derived PYQ 

Select the wrong statement.

(1) Bacterial cell wall is made up of peptidoglycan

(2) Pili and fimbriae are mainly involved in motility of bacterial cells

(3) Cyanobacteria lack flagellated cells

(4) Mycoplasma is a wall-less microorganism

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Question:   From NCERT NEET 2016  Derived PYQ 

Microtubules are the constituents of

(1) spindle fibres, centrioles and cilia

(2) centrioles, spindle fibres and chromatin

(3) centrosome, nucleosome and centrioles

(4) cilia, flagella and peroxisomes

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Question:   From NCERT NEET 2016  Derived PYQ 

A complex of ribosomes attached to a single strand of RNA is known as

(1) polymer

(2) polypeptide

(3) okazaki fragment

(4) polysome

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Question:   From NCERT NEET 2015  Derived PYQ 

Which of the following are not membrane-bound?

1. Vacuoles

2. Ribosomes

3. Lysosomes

4. Mesosomes

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Question:   From NCERT NEET 2015  Derived PYQ 

The structures that are formed by stacking of organised flattened membranous sacs in the chloroplasts are 

1. cristae

2. grana

3. stroma lamellae

4. stroma

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Question:   From NCERT NEET 2015  Derived PYQ 

The chromosomes in which centromere is situated close to one end are

1. metacentric               

2. acrocentric

3. telocentric                 

4. sub-metacentric

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Question:   From NCERT NEET 2015  Derived PYQ 

Select the correct matching in the following pairs.

(1) Smooth ER—Oxidation of phospholipids

(2) Smooth ER—Synthesis of lipids

(3) Rough ER—Synthesis of glycogen

(4) Rough ER—Oxidation of fatty acids

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Question:   From NCERT NEET 2015  Derived PYQ 

Which one of the following is not an inclusion body found in prokaryotes?

1. Phosphate granule

2. Cyanophycean granule

3. Glycogen granule

4. Polysome

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Question:   From NCERT NEET 2015  Derived PYQ 

Match the columns and identify the correct option. 

Column I	Column II
A. Thylakoids	1. Disc-shaped sacs in Golgi apparatus
B. Cristae	2. Condensed structure of DNA
C. Cisternae	3. Flat membranous sacs in stroma
D. Chromatin	4. Infolding in mitochondria

 

1. A-4 B-3 C-1 D-2

2. A-3 B-4 C-1 D-2

3. A-3 B-1 C-4 D-2

4. A-3 B-4 C-2 D-1

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Question:   From NCERT NEET 2014  Derived PYQ 

Which structures perform the function of mitochondria in bacteria?

1. Nucleoid

2. Ribosomes

3. Cell wall

4. Mesosomes

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Question:   From NCERT NEET 2014  Derived PYQ 

The motile bacteria are able to move by

1. fimbriae

2. flagella

3. cilia

4. pili

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Question:   From NCERT NEET 2014  Derived PYQ 

Match the following and select the correct answer : 
List - I 
A) Centriole 
B) Chlorophyll 
C) Cristae 
D) Ribozymes 
List – II 
(i) Infoldings in mitochondria 
(ii) Thylakoids 
(iii) Nucleic acids 
(iv) Basal body cilia or flagella

1. A-iv B-ii C-i D-iii

2. A-i B-ii C-iv D-iii

3. A-i B-iii C-ii D-iv

4. A-iv B-iii C-i D-ii

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Question:   From NCERT NEET 2013  Derived PYQ 

A major site for synthesis of lipids is

1. RER

2. SER

3. symplast

4. nucleoplasm

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Question:   From NCERT NEET 2013  Derived PYQ 

The Golgi complex plays a major role

(1) in trapping the light and tranforming it into chemical energy

(2) in digesting proteins and carbohydrates

(3) as energy transferring organelles

(4) in post translational modificaiton of proteins and glycosidation of lipids

 Answer ▽ 

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Question:   From NCERT NEET 2013  Derived PYQ 

Which one of the following organelle in the figure correctly matches with its function?

1. Rough endoplasmic reticulum, formation of glycoproteins

2. Golgi apparatus, protein synthesis

3. Golgi apparatus, formation of carbohydrates

4. Rough endoplasmic reticulum, protein synthesis

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4

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Question:   From NCERT NEET 2012  Derived PYQ 

Ribosomal RNA is actively synthesized in

1. lysosomes

2. nucleolus

3. nucleoplasm

4. ribosomes

 Answer ▽ 

2

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Question:   From NCERT NEET 2012  Derived PYQ 

What is true about ribosomes?

1. The prokaryotic ribosomes are 80 S, where S stands for sedimentation coefficient

2. These are composed of ribonucleic acid and proteins

3. These are found only in eukaryotic cells

4. These are self-splicing introns of some RNAs

 Answer ▽ 

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Question:   From NCERT NEET 2011  Derived PYQ 

Important site for formation of glycoproteins and glycolipids is

1. Golgi apparatus

2. plastid

3. Lysosome

4. vacuole

 Answer ▽ 

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Question:   From NCERT NEET 2011  Derived PYQ 

Peptide synthesis inside a cell takes place in

1. mitochondria

2. chromoplast

3. ribosomes

4. chloroplast

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Question:   From NCERT NEET 2010  Derived PYQ 

Algae have cell wall made up of

(1) cellulose, galactans and mannans

(2) hemicellulose, pectins and proteins

(3) pectins, cellulose and proteins

(4) cellulose, hemicellulose and pectins

 Answer ▽ 

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Question:   From NCERT NEET 2010  Derived PYQ 

The main arena of various types of activities of a cell is

1. plasma membrane

2. mitochondrion

3. cytoplasm

4. nucleus

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Question:   From NCERT NEET 2010  Derived PYQ 

The plasma membrane consists mainly of

1. phospholipids embedded in a protein bilayer

2. proteins embedded in a phospholipid bilayer

3. proteins embedded in a polymer of glucose molecules

4. proteins embedded in a carbohydrate bilayer

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Question:   From NCERT NEET 2009  Derived PYQ 

Middle lamella is mainly composed of

1. hemicellulose

2. muramic acid

3. calcium pectate

4. phosphoglycerides

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Question:   From NCERT NEET 2019  Derived PYQ 

Plasmodesmata are

1. lignified cemented layers between cells

2. locomotory structures

3. membranes connecting the nucleus with plasmalemma

4. connections between adjacent cells

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Question:   From NCERT NEET 2009  Derived PYQ 

Cytoskeleton is made up of

1. calcium carbonate granules

2. callose deposits

3. cellulosic microfibrils

4. proteinaceous filaments

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4

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Question:   From NCERT NEET 2008  Derived PYQ 

Polysome is formed by

1. several ribosomes attached to a single mRNA

2. many ribosomes attached to a strand of endoplasmic reticulum

3. a ribosome with several subunits 

4. ribosomes attached to each other in a linear arrangement

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Question:   From NCERT NEET 2008  Derived PYQ 

Vacuole in a plant cell

1. is membrane-bound and contains storage proteins and lipids

2. is membrane-bound and contains water and excretory substances

3. lacks membrane and contains air

4. lacks membrane and contains water and excretory substances

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Question:   From NCERT NEET 2007  Derived PYQ 

Which one of the following is not a constituent of cell membrane ?

1. Cholesterol

2. Glycolipids

3. Proline

4. Phospholipids

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Question:   From NCERT NEET 2007  Derived PYQ 

Select the wrong statement from the following:

1. both chloroplasts and mitochondria contain an inner and an outer membrane

2. both chloroplasts and mitochondria have an internal compartment, the thylakoid

space bounded by the thylakoid membrane

3. both chloroplasts and mitochondria contain DNA

4. the chloroplasts are generally much larger than mitochondria

 Answer ▽ 

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