Cell_ The Unit Of Life

597 Questions Start Allen Test
WB JEE 2008 Q101 Errorless Endoplasmic reticulum and Golgi body MCQ
Which type of membrane is most abundant within a cell
A.
ER membrane
B.
Nuclear membrane
C.
Golgi membrane
D.
Plasma membrane
CBSE PMT 2008 Q102 Errorless Lysosome and Ribosomes MCQ
Polyribosomes are aggregation of
A.
Ribosomes and rRNA
B.
Only rRNA
C.
Peroxisomes
D.
Several ribosomes held together by a stearing of mRNA
Kerala PMT 2008 Q103 Errorless Sphaerosomes, Peroxisomes, Glyoxysomes and Vacuoles MCQ
Read the following statements and identify the correct
options given
(A) Sap vacuoles-contain digestive enzymes with the help of which nutrients are digested options given
(B) Contractile vacuoles – take part in osmoregulation and excretion
(C) Food vacuoles – store and concentrate mineral salts as well as nutrients
(D) Air vacuoles - store metabolic gases and help in buoyancy of cells
A.
A and B are correct
B.
A and C are correct
C.
A and D are correct
D.
B and D are correct
E.
B and C are correct
CBSE PMT 2008 Q104 Errorless Sphaerosomes, Peroxisomes, Glyoxysomes and Vacuoles MCQ
Vacuole in a plant cell
A.
Lacks membrane and contains air
B.
Lacks membrane and contains water and excretory substances
C.
Is membrane-bound and contains storage proteins and lipids
D.
Is membrane-bound and contains water and excretory substances
Odisha JEE 2008 Q105 Errorless Sphaerosomes, Peroxisomes, Glyoxysomes and Vacuoles MCQ
Which of the following is correct in plant cell
A.
Bigger vacuole with rigid cell wall
B.
Centriole take part in cell division
C.
Centrosome are inactive in non-dividing cell
D.
Absence of cell membrane
CBSE PMT 2008 Q106 Errorless Sphaerosomes, Peroxisomes, Glyoxysomes and Vacuoles MCQ
In germinating seeds fatty acids are degraded exclusively in the
A.
Peroxisomes
B.
Mitochondria
C.
Proplastids
D.
Glyoxysomes
Kerala PMT 2008 Q107 Errorless Critical Thinking MCQ
Match the following with correct combination
Column-IColumn-II
(A)Endoplasmic reticulum
(B)Spherosome
(C)Dictyosomes
(D)Peroxisome
(E)Elaioplasts
(P)Stack of cisternae
(Q)Store oils or fats
(R)Synthesis and storage of lipids
(S)Photorespiration
(T)Detoxification of drugs
A.
A-S, B-R, C-P, D-T, E-Q
B.
A-P, B-S, C-Q, D-R, E-T
C.
A-R, B-P, C-S, D-T, E-Q
D.
A-S, B-Q, C-P, D-R, E-T
E.
A-R, B-Q, C-P, D-T, E-S
Kerala PMT 2008 Q108 Errorless Critical Thinking MCQ
Which of the following statements is/are true
(A) The resolution power of unaided human eye is 100 micrometre
(B) The highest resolution is obtained with the light of shortest wavelength
(C) Dark field microscope is most useful for viewing the living cells
(D) Chromatography is the method of separation of molecular components of the cells present in cytosol
(E) In gel filtration chromatography, molecules can be separated in picogram to nanogram quantities
A.
A, C and D only
B.
B and D only
C.
C and E only
D.
C, D and E only
E.
A, B and D only
J & K CET 2008; NEET 2021 Q109 Errorless Critical Thinking MCQ
The organelles that are included in the endomembrane system are
A.
Endoplasmic reticulum, Golgi complex, Lysosomes and Vacuoles
B.
Golgi complex, Mitochondria, Ribosomes and Lysosomes
C.
Golgi complex, Endoplasmic reticulum, Mitochondria and Lysosomes
D.
Endoplasmic reticulum, Mitochondria, Ribosomes and Lysosomes
DPMT 2007 Q110 Errorless Cell wall MCQ
Extension of plasma membrane in prokaryotes is
A.
ER
B.
Mesosome
C.
Ribosome
D.
None of these
CBSE PMT 2007 Q111 Errorless Plasma Membrane MCQ
Which one of the following is not a constituent of cell membrane
A.
Cholesterol
B.
Glycolipids
C.
Proline
D.
Phospholipids
KCET 2007 Q112 Errorless Protoplasm and Cytoplasm MCQ
The term 'cytoplasm' and 'nucleoplasm' were given by
A.
Purkinje
B.
Strasburger
C.
Brown
D.
Flemming
CBSE PMT 2007 Q113 Errorless Plastids MCQ
Select the wrong statement from the following
A.
Both chloroplasts and mitochondria contain an inner and an outer membrane
B.
Both chloroplasts and mitochondria have an internal compartment, the thylakoid space bounded by the thylakoid membrane
C.
Both chloroplasts and mitochondria contain DNA
D.
The chloroplasts are generally much larger than mitochondria
DPMT 2007; Kerala PMT 2007, 09, 10; AFMC 2008; CPMT 2010 Q114 Errorless Plastids MCQ
Which of these is mis-match
A.
Amyloplasts Store protein granules
B.
Elaioplasts Store oils or fats
C.
Chloroplasts Contain chlorophyll pigments
D.
Chromoplasts Contain coloured pigments other than chlorophyll
E.
Leucoplasts Contain colourless pigment
MP PMT 2007 Q115 Errorless Endoplasmic reticulum and Golgi body MCQ
Which organelle is present in higher number in secretary cells Or One of the following serves as a temporary storage place for proteins and other compounds synthesized by endoplasmic reticulum [AFMC 1993]
A.
Dictyosome
B.
ER
C.
Lysosome
D.
Vacuole
DPMT 2007 Q116 Errorless Lysosome and Ribosomes MCQ
The "marker" enzyme of lysosome is
A.
Lysozyme (muramidase)
B.
Acid protease
C.
Acid phosphatase
D.
Beta-galactosidase
DPMT 2007 Q117 Errorless Centrosomes/Centriole Cilia, Flagella and Microtubules MCQ
Number of protofilaments in microtubule is
A.
10
B.
12
C.
5
D.
13
DPMT 2007 Q118 Errorless Centrosomes/Centriole Cilia, Flagella and Microtubules MCQ
In flagellar membrane which enzyme catalyses ATP
A.
Cytoplasmic dynein
B.
Asconic dynein
C.
Kinesis
D.
Myosin
MP PMT 2007 Q119 Errorless Critical Thinking MCQ
Stain used by Feulgen to stain DNA is
A.
Janus green
B.
Basic fuschin
C.
Crystal violet
D.
Methylene blue
RPMT 2006 Q120 Errorless Protoplasm and Cytoplasm MCQ
Ribonucleoprotein particles of protoplasm are
A.
Ribosomes
B.
Plastid
C.
Golgi body
D.
Cristae
CBSE PMT 2006; NEET 2019 Q121 Errorless Mitochondria MCQ
Which of the following statements regarding mitochondria is incorrect
A.
Outer membrane is permeable to monomers of carbohydrates fats and proteins
B.
Enzymes of electron transport are embedded in outer membrane
C.
Inner membrane is convoluted with infoldings 1-1
D.
Mitochondrial matrix contains single circular DNA molecule and ribosomes
Kerala PMT 2006 Q122 Errorless Lysosome and Ribosomes MCQ
Which of the following subunit of ribosome is composed of 23S rRNA and a 5S rRNA +32 different proteins Or The largest subunit of prokaryotic ribosomes is [J & K CET 2008]
A.
50 S
B.
70 S
C.
30 S
D.
60 S
E.
40 S
MP PMT 2006 Q123 Errorless Centrosomes/Centriole Cilia, Flagella and Microtubules MCQ
The main function of microtubules is
A.
Protein synthesis
B.
Movement of cillia and flagella
C.
Formation of spindle fibres
D.
Both
CBSE PMT 2006 Q124 Errorless Centrosomes/Centriole Cilia, Flagella and Microtubules MCQ
Which of the following statements regarding cilia is not correct
A.
Microtubules of cilia are composed of tubulin
B.
Cilia contain an outer ring of nine double microtubules surrounding two single microtubules
C.
The organised beating of cilia is controlled by fluxes of Ca²⁺across the membrane
D.
Cilia are hair-like cellular appendages
KCET 2006 Q125 Errorless Critical Thinking MCQ
Cells obtained from an organism were homogenised and centrifuged. A test indicated that the cells contained glycogen. If you were asked to find out as quickly as possible whether the cells were from a plant or an animal, you would
A.
Examine the centrifuge for the presence of extracts of chloroplasts
B.
Answer immediately that the cells were from a plant source
C.
Examine the centrifuge for the presence of extracts of centrioles
D.
Answer immediately that the cells were from an animal source