Cell - The Unit of Life · Biology · NEET

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MCQ (Single Correct Answer)

1

Given below are two statements : one is labelled as Assertion (A), and the other is labelled as Reason (R).

Assertion (A) : The primary function of the Golgi apparatus is to package the materials made by the endoplasmic reticulum and deliver it to intracellular targets and outside the cell.

Reason (R) : Vesicles containing materials made by the endoplasmic reticulum fuse with the cis face of the Golgi apparatus, and they are modified and released from the trans face of the Golgi apparatus.

In the light of the above statements, choose the correct answer from the options given below :

NEET 2025
2

From the statements given below choose the correct option :

A. The eukaryotic ribosomes are 80S and prokaryotic ribosomes are 70S.

B. Each ribosome has two sub-units.

C. The two sub-units of 80 S ribosome are 60 S and 40 S while that of 70 S are 50 S and 30 S .

D. The two sub-units of 80 S ribosome are 60 S and 20 S and that of 70 S are 50 S and 20 S .

E. The two sub-units of 80 S are 60 S and 30 S and that of 70 S are 50 S and 30 S .

NEET 2025
3

A specialised membranous structure in a prokaryotic cell which helps in cell well wall formation, DNA replication and respiration is

NEET 2025
4

Match List-I with List- II.

List - I
List - II
A Centromere I Mitochondrion
B Cilium II Cell division
C Cristae III Cell movement
D Cell membrane IV Phospholipid Bilayer

Choose the correct answer from the options given below :

NEET 2025
5

List - I List - II
(A) Fleming (I) Disc shaped sacs or cisternae near cell nucleus
(B) Robert Brown (II) Chromatin
(C) George Palade (III) Ribosomes
(D) Camillo Golgi (IV) Nucleus

Choose the correct answer from the options given below:

NEET 2024 (Re-Examination)
6

Mesosome in a cell is a :

NEET 2024 (Re-Examination)
7

Match List-I with List-II:

List - I List - II
(A) Histones (I) Loosely packed chromatin
(B) Nucleosome (II) Densely packed chromatin
(C) Euchromatin (III) Positively charged basic proteins
(D) Heterochromatin (IV) DNA wrapped around histone octamer

Choose the correct answer from the options given below:

NEET 2024 (Re-Examination)
8

Which of the following statements is correct about the type of junction and their role in our body?

NEET 2024 (Re-Examination)
9

Match List-I with List-II.

List - I List - II
(A) F$$_1$$ Particles (I) Chromosomes
(B) Histones (II) Cillia
(C) Axoneme (III) Golgi apparatus
(D) Cisternae (IV) Mitochondria

Choose the correct answer from the options given below:

NEET 2024 (Re-Examination)
10

Given below are two statements :

Statement I : Concentrically arranged cisternae of Golgi complex are arranged near the nucleus with distinct convex cis or maturing and concave trans or forming face.

Statement II : A number of proteins are modified in the cisternae of Golgi complex before they are released from cis face.

In the light of the above statements, choose the correct answer from the option given below.

NEET 2024 (Re-Examination)
11

Match List I with List II

List - I List - II
A. Nucleolus I. Site of formation of glycolipid
B. Centriole II. Organization like the cartwheel
C. Leucoplasts III. Site of active ribosomal RNA synthesis
D. Golgi apparatus IV. For storing nutrients

Choose the correct answer from the options given below:

NEET 2024
12

The DNA present in chloroplast is:

NEET 2024
13

Match List I with List II :

List - I List - II
A. Axoneme I. Centriole
B. Cartwheel pattern II. Cilia and flagella
C. Crista III. Chromosome
D. Satellite IV. Mitochondria

Choose the correct answer from the options given below :

NEET 2024
14

Given below are two statements:

Statement I: Mitochondria and chloroplasts both double membranes bound organelles.

Statement II: Inner membrane of mitochondria is relatively less permeable, as compared chloroplast.

In the light of the above statements, choose the mis appropriate answer from the options given below:

NEET 2024
15

Given below are two statements :

Statement I :- In bacteria, the mesosomes are formed by the extensions of plasma membrane.

Statement II :- The mesosomes, in bacteria, help in DNA replication and cell wall formation.

In the light of the above statements, choose the most appropriate answer from the options given below:

NEET 2023 Manipur
16

Which of the following statements are correct with respect of Golgi apparatus ?

(A) It is the important site of formation of glycoprotein and glycolipids.

(B) It produces cellular energy in the form of ATP.

(C) It modifies the protein synthesized by ribosomes on ER.

(D) It facilitates the transport of ions.

(E) It provides mechanical support.

Choose the most appropriate answer from the options given below :

NEET 2023 Manipur
17

In tissue culture experiments, leaf mesophyll cells are put in a culture medium to form callus. This phenomenon may be called as

NEET 2023
18

How many different proteins does the ribosome consist of?

NEET 2023
19

Which of the following are NOT considered as the part of endomembrane system?

A. Mitochondria

B. Endoplasmic reticulum

C. Chloroplasts

D. Golgi complex

E. Peroxisomes

Choose the most appropriate answer from the options given below:

NEET 2023
20

Which of the following functions is carried out by cytoskeleton in a cell?

NEET 2023
21

The Phenomenon by which the undividing parenchyma cells start to divide mitotically during plant tissue culture is called as

NEET 2022 Phase 2
22

Match List-I with List-II

List - I List - II
(a) Porins (i) Pink coloured nodules
(b) leg haemoglobin (ii) Lumen of thylakoid
(c) H$$^+$$ accumulation (iii) Amphibolic pathway
(d) Respiration (iv) Huge pores in outer membrane of mitochondria

Choose the correct answer from the options given below.

NEET 2022 Phase 2
23

Which type of substance would face difficulty to pass through the cell membrane?

NEET 2022 Phase 2
24

If the pH in lysosomes is increased to alkaline, what will be the outcome?

NEET 2022 Phase 2
25

Which of the following statements with respect to Endoplasmic Reticulum is incorrect?

NEET 2022 Phase 1
26
Which of the following is an incorrect statement?
NEET 2021
27
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.
NEET 2021
28
When the centromere is situated in the middle of two equal arms of chromosomes, the chromosome is referred as :
NEET 2021
29
The organelles that are included in the endomembrane system are
NEET 2021
30
Which of the following statements about inclusion bodies is incorrect?
NEET 2020 Phase 1
31
Which is the important site of formation of glycoproteins and glycolipids in eukaryotic cells?
NEET 2020 Phase 1
32
Which of the following statements is not correct?
NEET 2019
33
Which of the following statements regarding mitochondria is incorrect?
NEET 2019
34
Which of the following pair of organelles does not contains DNA?
NEET 2019
35
The Golgi complex participates in
NEET 2018
36
Which of the following is true for nucleolus?
NEET 2018
37
Which of the following events does not occur in rough endoplasmic reticulum?
NEET 2018
38
Select the incorrect match.
NEET 2018
39
Which of the following cell organelles is responsible for extracting energy from carbohydrates to form ATP?
NEET 2017
40
Select the wrong statement-
NEET 2016 Phase 2
41
Select the mismatch.
NEET 2016 Phase 2
42
A cell organelle containing hydrolytic enzymes is
NEET 2016 Phase 2
43
Microtubules are the constituents of
NEET 2016 Phase 1
44
Mitochondria and chloroplast are-
(a) semi-autonomous organelles
(b) formed by division of pre existing organelles and they contain DNA but lack protein synthesising machinery
Which one of the following options is correct?
NEET 2016 Phase 1
45
Which one of the following cell organelles is enclosed by a single membrane?
NEET 2016 Phase 1
46
Match the columns and identify the correct option.
Column I Column II
(a) Thylakoids (i) Disc-shaped sacs in Golgi
apparatus
(b) Cristae (ii) Condensed structure of DNA
(c) Cisternae (iii) Flat membranous sacs in
stroma
(d) Chromatin (iv) Infoldings in mitochondria
AIPMT 2015
47
Which of the following are not membranebound ?
AIPMT 2015
48
Which of the following structures is not found in a prokaryotic cell?
AIPMT 2015
49
Cellular organelles with membranes are -
AIPMT 2015
50
Select the correct matching in the following pairs :
AIPMT 2015 Cancelled Paper
51
Which one of the following is not an inclusion body found in prokaryotes?
AIPMT 2015 Cancelled Paper
52
The chromosomes in which centromere is situated close to one end are :
AIPMT 2015 Cancelled Paper
53
The structures that are formed by stacking of organized flattened membranous sacs in the chloroplasts are
AIPMT 2015 Cancelled Paper
54
Nuclear envelope is a derivative of :
AIPMT 2015 Cancelled Paper
55
DNA is not present in :
AIPMT 2015 Cancelled Paper
56
Match the following and select the correct answer :
(a) Centriole (i) Infoldings in mitochondria
(b) Chlorophyll (ii) Thylakoids
(c) Cristae (iii) Nucleic acid
(d) Ribozymes (iv) Basal body cilia or flagella
AIPMT 2014
57
The osmotic expansion of a cell kept in water is chiefly regulated by:
AIPMT 2014
58
The solid linear cytoskeletal elements having a diameter of 6 nm and made up of a single type of monomer are known as:
AIPMT 2014
59
Which of the following types of plastids does not contain stored food material ?
NEET 2013 (Karnataka)
60
The term 'glycocalyx' is used for :
NEET 2013 (Karnataka)
61
Which of the following best illustrates "FEEDBACK" in development ?
NEET 2013 (Karnataka)
62
Select the alternative giving correct identification and function of the organelle 'A' in the diagram NEET 2013 (Karnataka) Biology - Cell - The Unit of Life Question 85 English
NEET 2013 (Karnataka)
63
Which one of the following organelle in the figure correctly matches with its function ? NEET 2013 Biology - Cell - The Unit of Life Question 90 English
NEET 2013
64
A major site for synthesis of lipids is :
NEET 2013
65
The Golgi complex plays a major role :
NEET 2013
66
Which one of the following structures is an organelle within an organelle ?
AIPMT 2012 Mains
67
Which one of the following cellular parts is correctly described ?
AIPMT 2012 Mains
68
Which one of the following does not differ in E.coli and Chlamydomonas ?
AIPMT 2012 Prelims
69
What is true about ribosomes ?
AIPMT 2012 Prelims
70
Select the the correct statement from the following regarding cell membrane
AIPMT 2012 Prelims
71
The figure below shows the structure of a mitochondrion with its four parts labelled (A), (B), (C). and (D) Select the part correctly matched with its function. – AIPMT 2011 Mains Biology - Cell - The Unit of Life Question 76 English
AIPMT 2011 Mains
72
Which one of the following is not considered as a part of the endomembrane system ?
AIPMT 2011 Mains
73
Peptide synthesis inside a cell takes place in :
AIPMT 2011 Prelims
74
Important site for formation of glycoproteins and glycolipids is :
AIPMT 2011 Prelims
75
Identify the components labelled A, B, C and D in the diagram below from the list (i) to (viii) given along with – AIPMT 2010 Mains Biology - Cell - The Unit of Life Question 70 English Components :
(i) Cristae of mitochondria
(ii) Inner membrane of mitochondria
(iii) Cytoplasm
(iv) Smooth endoplasmic reticulum
(v) Rough endoplasmic reticulum
(vi) Mitochondrial matrix
(vii) Cell vacuole
(viii) Nucleus
The correct components are :
AIPMT 2010 Mains
76
An elaborate network of filamentous proteinaceous structures present in the cytoplasm which helps in the maintenance of cell shape is called -
AIPMT 2010 Mains
77
Which one of the following structures between two adjacent cells is an effective transport pathway?
AIPMT 2010 Prelims
78
Which one of the following has its own DNA?
AIPMT 2010 Prelims
79
The main area of variuos types of activites of a cell is –
AIPMT 2010 Prelims
80
The plasma membrane consists mainly of –
AIPMT 2010 Prelims
81
Plasmodesmata are :
AIPMT 2009
82
Middle lamella is composed mainly of :
AIPMT 2009
83
Cytoskeleton is made up of :
AIPMT 2009
84
In germinating seeds fatty acids are degraded exclusively in the:
AIPMT 2008
85
The two sub-units of ribosome remain united at a critical ion level of :
AIPMT 2008
86
Vacuole in a plant cell:
AIPMT 2008
87
Keeping in view the "fluid mosaic model" for the structure of cell membrane, which one of the following statements is correct with respect to the movement of lipids and proteins from one lipid monolayer to the other (described as flipflop movement)?
AIPMT 2008
88
Which one of the following is not a constituent of cell membrane ?
AIPMT 2007
89
Biological organization starts with:-
AIPMT 2007
90
Select the wrong statement from the following:
AIPMT 2007
91
Which of the following statements regarding mitochondrial membrane is not correct ?
AIPMT 2006
92
Which of the following statements regarding cilia is not correct ?
AIPMT 2006
93
A major breakthrough in the studies of cells came with the development of electron microscope. This is because
AIPMT 2006
94
Chlorophyll in chloroplasts is located in
AIPMT 2005
95
A student wishes to study the cell structure under a light microscope having 10X eyepiece and 45X objective. He should illuminate the object by which one of the following colours of light so as get the best possible resolution ?
AIPMT 2005
96
Centromere is required for -
AIPMT 2005
97
According to widely accepted "fluid mosaic model" cell membranes are semi-fluid, where lipids and integral proteins can diffuse randomly. In recent years, this model has been modified in several respects. In this regard, which of the following statements are incorrect ?
AIPMT 2005
98
The main organelle involved in modification and routing of newly synthesized proteins to their destinations is -
AIPMT 2005
99
Chemiosmotic theory of ATP synthesis in the chloroplasts and mitochondria is based on
AIPMT 2005
100
In chloroplasts, chlorophyll is present in the :-
AIPMT 2004
101
The telomeres of eukaryotic chromosomes consist of short sequences of
AIPMT 2004
102
Cellular totipotency is demonstrated by :-
AIPMT 2003
103
In fluid mosaic model of plasma membrane
AIPMT 2002
104
Ribosomes are produced in :
AIPMT 2002
105
Element necessary for the middle lamella is
AIPMT 2001
106
Microtubules are absent in : -
AIPMT 2001
107
Proteinaceous pigment which control the activities concerned with light is
AIPMT 2001
108
Which cell organelle is concerned with glycosylation of protein ?
AIPMT 2000
109
Function of telomeres in nucleus is
AIPMT 2000
110
Lysosome contains :
AIPMT 2000
111
Which of the following ribosomes are engaged in protein synthesis in animal cell ?
AIPMT 2000
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