Download App

Biomolecules — Chemistry STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 ScienceChemistryBiomolecules1 Mark
MCQ
A biological catalyst is essentially:
  • A
    An enzyme
  • B
    A carbohydrate
  • C
    An amino acid
  • D
    A nitrogenous base
✓

Answer

  1. An enzyme

Explanation:

Explanation of the correct option:

Enzymes are naturally occurring simple or conjugate proteins acting as specific catalysts in cell processes.

The enzyme facilitates a biochemical reaction by providing alternative lower activation energy pathways thereby increasing the rate of reaction.

Hence they are called biological catalysts. 

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q [1M]" from Biomolecules→Biomolecules — all question types→Chemistry STD 12 Science question papers→Bihar Board STD 12 Science question papers→Bihar Board question paper generator→

Similar questions

The charge required for reduction of 1 mole of $MnO _2$ of $MnO _4^{-}$:
→
Aromatic amines are insoluble in water because:
→
A reaction follows second order kinetics. How is the rate of reaction affected if the concentration of the reactant is reduced to half? Choose the correct value from the following:
→
Number of isomeric primary amines obtained from C4​H11​N are:
→
The geometry of [Ni(CN)4​]2− is:
→
β-pleated sheet structure in proteins refers to
→
The compound X is:
→
In an electrochemical cell, cathode is:
→
Highly reactive alkane is:
→
18 g of Glucose is dissolved in 178.2 g of water. What will be vapour pressure of water at 100°C in solution?
→