Biology Eukaryotic Cells Organelles 1 Online Exam Quiz
Biology Eukaryotic Cells Organelles 1 GK Quiz. Question and Answers related to Biology Eukaryotic Cells Organelles 1. MCQ (Multiple Choice Questions with answers about Biology Eukaryotic Cells Organelles 1
What is the percentage of protein in the cell membrane of human erythrocytes?
Options
A : 52%
B : 40%
C : 37%
D : 33%
What is the percentage of lipids in the cell membrane of human erythrocytes?
Options
A : 52%
B : 44%
C : 37%
D : 40%
Fluidity of the cell membrane is a measure of the _____
Options
A : ability of water to pass through the membrane
B : ability of potassium ions to pass through the membrane
C : ability of sodium ions to pass through the membrane
D : ability to move within the membrane
The structure of the cell membrane was studied in detail after the invention of the _____
Options
A : electron microscope
B : light microscope
C : magnifying glass
D : confocal microscope
Water moves across the cell membrane by _____
Options
A : exocytosis
B : endocytosis
C : osmosis
D : active transport
Identify the component of the cell membrane.
Options
A : Hydrophilic phosphate head
B : Hydrophobic phosphate tail
C : Hydrophilic lipid tail
D : Hydrophobic lipid head
Which of these statements is not true regarding active transport?
Options
A : It is an energy dependent process
B : Molecules are transported along their concentration gradient
C : Sodium – potassium pump requires active transport
D : ATP is utilised
Which of these are absent in plant cell?
Options
A : Large central vacuole
B : Cell wall
C : Centriole
D : Plastid
Which of these structures are absent in eukaryotes?
Options
A : Organised nucleus
B : Membrane bound organelles
C : Mesosome
D : Nuclear envelope
Which of these structures of the phospholipid bilayer is correctly matched with its property?
Options
A : Phosphate head – hydrophobic
B : Phosphate head – hydrophilic
C : Lipid tail – hydrophilic
D : Lipid tail – Polar
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