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COMEDK 2023 Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which one of the following is an important component of chlorophyll?

A
Mn
B
Mg
C
Fe
D
Zn
2
COMEDK 2023 Evening Shift
MCQ (Single Correct Answer)
+1
-0

One among the 4 Vitamins belonging to $$\mathrm{B}$$ Complex, can be stored in our body. Identify the Vitamin.

A
Pyridoxine
B
Thiamine
C
Cyanocobalamin
D
Riboflavin
3
COMEDK 2023 Evening Shift
MCQ (Single Correct Answer)
+1
-0

Choose the incorrect statement regarding Cellulose.

A
It does not reduce Fehling's solution nor Tollen's reagent.
B
On heating with dil. $$\mathrm{H}_2 \mathrm{SO}_4$$ under pressure, Cellulose gets hydrolysed to D-Glucose.
C
It is a straight chain polysaccharide made of $$\beta-\mathrm{D}$$-glucose units.
D
The $$\beta$$-glycosidic linkages are between $$\mathrm{C_1}$$ of one Glucose unit and $$\mathrm{C_5}$$ of the next Glucose unit.
4
COMEDK 2022
MCQ (Single Correct Answer)
+1
-0

What is the function platelets?

A
IT binds to oxygen
B
It binds to carbon dioxide
C
It forms cyanide in body
D
It leads to coagulation of blood
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