Q101
Allen
PYQ
MCQ
The solid linear cytoskeletal elements having a diameter of 6 nm and made up of a single type of monomer are known as:
A.
Microtubules
B.
Microfilaments
C.
Intermediate filaments
D.
Lamins
Q102
Allen
PYQ
Match the Columns
Match the following and select the correct answer:
with
with
| Column-I | Column-II | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
A.
(a)-(iv), (b)-(ii), (c)-(i), (d)-(iii)
B.
(a)-(i), (b)-(ii), (c)-(iv), (d)-(iii)
C.
(a)-(i), (b)-(iii), (c)-(ii), (d)-(iv)
D.
(a)-(iv), (b)-(iii), (c)-(i), (d)-(ii)
Q103
Allen
PYQ
MCQ
DNA is not present in :-
A.
Ribosomes
B.
Nucleus
C.
Mitochondria
D.
Chloroplast
Q104
Allen
PYQ
MCQ
The structures that are formed by stacking of organized flattened membranous sacs in the chloroplasts are:-
A.
Grana
B.
Stroma lamellae
C.
Stroma
D.
Cristae
Q105
Allen
PYQ
MCQ
The chromosomes in which centromere is situated close to one end are:
A.
Acrocentric
B.
Telocentric
C.
Sub-metacentric
D.
Metacentric
Q106
Allen
PYQ
MCQ
Which one of the following is not an inclusion body found in prokaryotes?
A.
Cyanophycean granule
B.
Glycogen granule
C.
Polysome
D.
Phosphate granule
Q107
Allen
PYQ
MCQ
Select the correct matching in the following pairs:
A.
Smooth ER ā Synthesis of lipids
B.
Rough ER ā Synthesis of glycogen
C.
Rough ER ā Oxidation of fatty acids
D.
Smooth ER ā Oxidation of phospholipids
Q108
Allen
PYQ
MCQ
Which of the following structures is not found in prokaryotic cells?
A.
Plasma membrane
B.
Nuclear envelope
C.
Ribosome
D.
Mesosome
Q109
Allen
PYQ
MCQ
Which of the following are not membrane-bound?
A.
Mesosomes
B.
Vacuoles
C.
Ribosomes
D.
Lysosomes
Q110
Allen
PYQ
MCQ
Cellular organelles with membranes are :
A.
Lysosomes, Golgi apparatus and mitochondria
B.
Nuclei, ribosomes and mitochondria
C.
Chromosomes, ribosomes and endoplasmic reticulum
D.
Endoplasmic reticulum, ribosomes and nuclei
Q111
Allen
PYQ
Match the Columns
Match the columns and identify the correct option:
with
with
| Column-I | Column-II | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
A.
(a)-(iii), (b)-(iv), (c)-(ii), (d)-(i)
B.
(a)-(iv), (b)-(iii), (c)-(i), (d)-(ii)
C.
(a)-(iii), (b)-(iv), (c)-(i), (d)-(ii)
D.
(a)-(iii), (b)-(i), (c)-(iv), (d)-(ii)
Q112
Allen
PYQ
MCQ
Mitochondria and chloroplast are :-
(a) semi-autonomous organelles
(b) formed by division of pre-existing organelles and they contain DNA but lack protein synthesizing machinery
Which one of the following options is correct?
A.
Both (a) and (b) are correct
B.
(b) is true but (a) is false
C.
(a) is true but (b) is false
D.
Both (a) and (b) are false
Q113
Allen
PYQ
MCQ
Microtubules are the constituents of :-
A.
Cilia, Flagella and Peroxisomes
B.
Spindle fibres, Centrioles and Cilia
C.
Centrioles, Spindle fibres and Chromatin
D.
Centrosome, Nucleosome and Centrioles
Q114
Allen
PYQ
MCQ
A complex of ribosomes attached to a single strand of RNA is known as :-
A.
Polysome
B.
Polymer
C.
Polypeptide
D.
Okazaki fragment
Q115
Allen
PYQ
MCQ
Which one of the following cell organelles is enclosed by a single membrane?
A.
Mitochondria
B.
Chloroplasts
C.
Lysosomes
D.
Nuclei
Q116
Allen
PYQ
MCQ
Water soluble pigments found in plant cell vacuoles are :-
A.
Xanthophylls
B.
Chlorophylls
C.
Carotenoids
D.
Anthocyanins
Q117
Allen
PYQ
MCQ
A cell organelle containing hydrolytic enzymes is:-
A.
Ribosome
B.
Mesosome
C.
Lysosome
D.
Microsome
Q118
Allen
PYQ
MCQ
Which of the following cell organelles is responsible for extracting energy from carbohydrates to form ATP?
A.
Ribosome
B.
Chloroplast
C.
Mitochondrion
D.
Lysosome
Q119
Allen
PYQ
MCQ
Which of the following is true for nucleolus?
A.
Larger nucleoli are present in dividing cells.
B.
It is a membrane-bound structure.
C.
It takes part in spindle formation.
D.
It is a site for active ribosomal RNA synthesis.
Q120
Allen
PYQ
MCQ
The Golgi complex participates in :-
A.
Fatty acid breakdown
B.
Formation of secretory vesicles
C.
Respiration in bacteria
D.
Activation of amino acid
Q121
Allen
PYQ
MCQ
Which of the following events does not occur in rough endoplasmic reticulum?
A.
Protein folding
B.
Protein glycosylation
C.
Cleavage of signal peptide
D.
Phospholipid synthesis
Q122
Allen
PYQ
MCQ
Select the incorrect match :
A.
Lampbrush chromosomes ā Diplotene bivalents
B.
Allosomes - Sex chromosomes
C.
Submetacentric chromosomes - Sex chromosomes
D.
Polytene ā Oocytes of chromosomes amphibians
Q123
Allen
PYQ
MCQ
The shorter and longer arms of a submetacentric chromosome are referred to as :-
A.
s-arm and l-arm respectively
B.
p-arm and q-arm respectively
C.
q-arm and p-arm respectively
D.
m-arm and n-arm respectively
Q124
Allen
PYQ
MCQ
Which of the following pair of organelles does not contain DNA?
A.
Mitochondria and Lysosomes
B.
Chloroplast and Vacuoles
C.
Lysosomes and Vacuoles
D.
Nuclear envelope and Mitochondria
Q125
Allen
PYQ
MCQ
Which of the following statements is not correct?
A.
Lysosomes have numerous hydrolytic enzymes.
B.
The hydrolytic enzymes of lysosomes are active under acidic pH.
C.
Lysosomes are membrane bound structures.
D.
Lysosomes are formed by the process of packaging in the endoplasmic reticulum.