MCQ
Role of carbohydrates is to function as:
  • A
    Catalyst
  • B
    Source of energy
  • C
    Enzyme
  • D
    Building material

Answer

  1. Source of energy

Explanation:

Carbohydrates are more suitable for the production of energy in the body then proteins and fats. 

Carbohydrate are also stored in the body cells as glycogen and are used for the production of energy whenever required.

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

Similar questions

Total number of essential amino acid among the given list of amino acids is . . . . 

Arginine, Phenylalanine, Aspartic acid, Cysteine, Histidine, Valine, Proline

Turnbull's blue is
An Organic compound $'\mathrm{A}^{\prime} \mathrm{C}_{4} \mathrm{H}_{8}$ on treatment with $\mathrm{KMnO}_{4} / \mathrm{H}^{+}$yields compound $'\mathrm{B}^{\prime} \mathrm{C}_{3} \mathrm{H}_{6} \mathrm{O}$. Compound $'A^{\prime}$ also yields compound $'B^{\prime}$ an ozonolysis. Compound ' $A^{\prime}$ is :
For the reaction $2 A+ B \longrightarrow 3 C + D$, which of the following expressions does not represent the rate of the reaction :
Assertion: A mixture of $He$ and $O_2$ is used for respiration for deep sea divers.

Reason: $He$ is soluble in blood.

Identify the correct sequence for True and False

$(I)$ Only compounds with chiral centers can be optically active

$(II)$ Absence of elements of symmetry is the reason for a molecule's optical activity

$(II)$ All organic compounds contain carbon & hydrogen

$(IV)$ Different cannonical forms of a molecule represent the actual structures of a molecule which has resonace in it

The correct order of acidic strength of the following compounds

$A.$ Phenol       $B.$ Cresol

$C.\, m-$ Nitrophenol     $D.\, p-$ Nitrophenol

In case of hydride of oxygen family, which of the following physical property change regularly on moving down the group.
Air is a mixture of a number of gases. The major components are oxygen and nitrogen with approximate proportion of $20\%$ is to $79\%$ by volume at $298\ K$ The water is in equilibrium with air at a pressure of $10\ atm$ . At $298\ K$ , if the Henry's law constants for oxygen and nitrogen are $3.30 \times 10^7\ mm$ and $6.51 \times 10^7\  mm$ , respectively, the mole ratio of gases $(O_2 : N_2)$ dissolved in water is about
The pair of compounds in which both the compounds give positive test with Tollen's reagent is