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1
JEE Main 2021 (Online) 25th July Morning Shift
MCQ (Single Correct Answer)
+4
-1
The water soluble protein is :
A
Fibrin
B
Albumin
C
Myosin
D
Collagen
2
JEE Main 2021 (Online) 20th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Which one of the following statements is not true about enzymes?
A
Enzymes are non-specific for a reaction and substrate.
B
Almost all enzymes are proteins.
C
Enzymes work as catalysts by lowering the activation energy of a biochemical reaction.
D
The action of enzymes is temperature and pH specific.
3
JEE Main 2021 (Online) 18th March Evening Shift
MCQ (Single Correct Answer)
+4
-1
Deficiency of vitamin K causes :
A
Cheilosis
B
Decrease in blood clotting time
C
Increase in blood clotting time
D
Increase in fragility of RBC's
4
JEE Main 2021 (Online) 18th March Morning Shift
MCQ (Single Correct Answer)
+4
-1
A non-reducing sugar "A" hydrolyses to give two reducing mono saccharides. Sugar A is
A
Fructose
B
Galactose
C
Glucose
D
Sucrose
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