Chemistry Class 10th MCQs

The reaction in which an acid and a base react to form salt and water only is known as _______ reaction:

1. Neutralization
2. Ionization
3. Oxidation
4. Decomposition

Alkenes:

1. Show the same general formula as alkynes
2. Have carbon-carbon triple bond
3. Have carbon-carbon double bond
4. Are saturated hydrocarbons

CH3-CH2- is _____ radical:

1. Methyl
2. Ethyl
3. n-propyl
4. Isopropyl

Glucose is:

1. Vitamin
2. Protein
3. Carbohydrate
4. Lipid

______ encodes genetic information:

1. RNA
2. DNA
3. Progesterone
4. Cholesterol

The carbohydrates which contain the aldehyde group are called:

1. Saccharides
2. Ketoses
3. Pentoses
4. Aldoses

Amino acids are building blocks of:

1. Nucleic acids
2. Protein
3. Vitamins
4. Lipid

Which one of the following is a polysaccharide:

1. Fructose
2. Maltose
3. Starch
4. N.O.T

Lactose is:

1. Grape sugar
2. Honey sugar
3. Milk sugar
4. Cane sugar

What is true about a peptide:

1. It is a protein
2. It is an anhydride of carboxylic acids
3. It is an anhydride of an amine
4. It is a polyamide

Fats are solids at:

1. Ordinary room temperature
2. High temperature
3. Higher than 50°C temperature
4. N.O.T