Q51
Allen
MITOCHONDRIA AND PLASTID
MCQ
Elaioplasts are absent in :-
A.
Solanum tuberosum (Potato)
B.
Cocos nucifera (Coconut)
C.
Arachis hypogea (Ground nut)
D.
Helianthus annuus (Sunflower)
Q52
Allen
MITOCHONDRIA AND PLASTID
MCQ
In higher plants, the chloroplasts are :-
A.
Discoidal or oval
B.
Spiral
C.
Cup shaped
D.
Reticulate
Q53
Allen
MITOCHONDRIA AND PLASTID
MCQ
Non-pigmented part of chloroplast is called:-
A.
Thylakoids
B.
Grana
C.
Stroma
D.
Lamellae
Q54
Allen
INTRA-ENDOMEMBRANE SYSTEM
MCQ
Which of the following is known as "System of membranes"?
A.
Lysosome
B.
E.R.
C.
Mitochondria
D.
Chloroplast
Q55
Allen
INTRA-ENDOMEMBRANE SYSTEM
MCQ
Cisternae are found -
A.
Only in mitochondria
B.
Only in Endoplasmic Reticulum
C.
In Endoplasmic Reticulum and Golgi body
D.
Only in Golgi body
Q56
Allen
INTRA-ENDOMEMBRANE SYSTEM
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
Q57
Allen
INTRA-ENDOMEMBRANE SYSTEM
MCQ
Which one of the following is not considered as a part of the endomembrane system?
A.
Lysosome
B.
Golgi complex
C.
Peroxisome
D.
Vacuole
Q58
Allen
RIBOSOME
MCQ
DNA is not found in :ā
A.
Nucleus
B.
Mitochondria
C.
Chloroplast
D.
Ribosome
Q59
Allen
RIBOSOME
MCQ
Self duplication does not occur in :-
A.
Mitochondria
B.
Centrioles
C.
Chloroplast
D.
Ribosome
Q60
Allen
RIBOSOME
MCQ
"Palade particles" are :ā
A.
Ribosomes
B.
Golgi vesicles
C.
Lysosomes
D.
Peroxisomes
Q61
Allen
RIBOSOME
MCQ
Polysome is a chain of :ā
A.
Pinosomes
B.
Phagosomes
C.
Microsomes
D.
Ribosomes
Q62
Allen
RIBOSOME
MCQ
Prokaryotic ribosomes are 70 S, S refers to :
A.
Svedberg unit
B.
Smallest unit
C.
Smooth
D.
Speed
Q63
Allen
RIBOSOME
MCQ
Smallest cell organelle is :-
A.
Lysosome
B.
Centrosome
C.
Ribosome
D.
Golgibody
Q64
Allen
RIBOSOME
MCQ
70 S type of ribosomes are found in :-
A.
Prokaryotic cells
B.
Prokaryotic cells, chloroplasts and mitochondria
C.
Mitochondria
D.
Nucleus, mitochondria
Q65
Allen
RIBOSOME
MCQ
The Ribosomes are made up of -
A.
DNA + Protein
B.
RNA + Protein
C.
DNA + RNA
D.
Only protein
Q66
Allen
RIBOSOME
MCQ
Here 'S' (Svedberg's unit) stands for sedimentation coefficient then what are [A] & [B] for eukaryotic cell.
A.
A - 40S, B - 60S
B.
A - 60S, B - 40S
C.
A - 80S, B - 60S
D.
A - 40S, B - 80S
Q67
Allen
RIBOSOME
MCQ
polysome is formed by:-
A.
A ribosome with several subunits
B.
Ribosomes attached to each other in a linear arrangement
C.
Several ribosomes attached to a single mRNA
D.
Many ribosomes attached to a strand of endoplasmic reticulum
Q68
Allen
RIBOSOME
MCQ
What is true about ribosomes?
A.
These are found only in eukaryotic cells
B.
These are self-splicing introns of some RNAs
C.
The prokaryotic ribosomes are 80S where "S" stands for sedimentation coefficient
D.
These are composed of ribonucleic acid and proteins
Q69
Allen
RIBOSOME
MCQ
Which one of the following structures is an organelle within an organelle?
A.
ER
B.
Mesosome
C.
Ribosome
D.
Peroxisome
Q70
Allen
INTRA-MITOCHONDRIA, PLASTID AND RIBOSOMES
Match the Columns
Match the following Column-I with Column-2
| Column-I | Column-II | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
Correct Answer: A
Explanation:
A
Q71
Allen
INTRA-MITOCHONDRIA, PLASTID AND RIBOSOMES
MCQ
Which of the following sets of cell organelles contain DNA?
A.
Mitochondria, peroxisome
B.
Plasma membrane, ribosome
C.
Mitochondria, chloroplast
D.
Chloroplast, dictyosome
Q72
Allen
INTRA-MITOCHONDRIA, PLASTID AND RIBOSOMES
MCQ
Mitochondria and chloroplast are considered to be endosymbionts of cell because they :-
A.
Possess their own nucleic acid
B.
Have capacity of ATP synthesis
C.
Do not reproduce
D.
All of the above
Q73
Allen
INTRA-MITOCHONDRIA, PLASTID AND RIBOSOMES
MCQ
Which of following is not common in chloroplasts & mitochondria?
A.
Both are present in animal cells
B.
Both contain their own genetic material
C.
Both are present in eukaryotic cells
D.
Both are present in plant cells
Q74
Allen
MICROBODIES, CYTOSKELETON AND CENTROSOMES CENTRIOLE
MCQ
During germination of seeds which cell organelle converts fatty acid into soluble carbohydrate?
A.
Peroxisome
B.
Glyoxysome
C.
Golgi body
D.
Lysosome
Q75
Allen
MICROBODIES, CYTOSKELETON AND CENTROSOMES CENTRIOLE
MCQ
The peroxisomes are associated with the phenomenon of :-
A.
Krebs cycle
B.
Degradation of $H_{2}O$
C.
Anaerobic respiration
D.
Photorespiration and degradation of $H_{2}O_{2}$