Sources of Energy Class 10 MCQs Questions with Answers Question 1. Which of the following is a non-renewable source of energy? (a) Wood (b) Sun (c) Fossil fuels (d) Wind Answer: (c) Fossil fuels Explanation: Non-renewable sources are those sources that …

Chemical Reactions and Equations Class 10 MCQs Questions with Answers Question 1. Which of the following is not a physical change? (a) Boiling of water to give water vapour. (b) Melting of ice to give water. (c) Dissolution of salt in water. (d) Combust…

Acids, Bases and Salts Class 10 MCQs Questions with Answers Question 1. What happens when the solution of an acid is mixed the solution of a base in a test tube? (I) The temperature of the solution increases (II) The temperature of the solution decrease…

Metals and Non-metals Class 10 MCQs Questions with Answers Question 1. Which of the following properties is generally not shown by metals? (a) Electrical conduction (b) Sonorous in nature (c) Dullness (d) Ductility Answer: (c) Dullness Explanation: Meta…

Carbon and Its Compounds Class 10 MCQs Questions with Answers Question 1. Carbon exists in the atmosphere in the form of: (a) Only carbon monoxide (b) Carbon monoxide in traces and carbon dioxide (c) Only carbon dioxide (d) Coal [NCERT Examplar] Answer:…

Life Processes Class 10 MCQs Questions with Answers Question 1. If salivary amylase is lacking in the saliva, which of the following events in the mouth cavity wilL be affected? (a) Proteins breaking down into amino acids (b) Starch breaking down into s…

Control and Coordination Class 10 MCQs Questions with Answers Question 1. The electrical impulse travels in a neuron from: (a) Dendrite Axon → Axonal end → Cell body (b) Cell body → Dendrite → Axon → Axonal end (c) Dendrite → Cell body → Axon → Axonal e…

How do Organisms Reproduce? Class 10 MCQs Questions with Answers Question 1. Fertilisation is the process of: (a) transfer of male gamete to female gamete. (b) fusion of nuclei of male and female gamete. (c) adhesion of male and female reproductive orga…

Heredity and Evolution Class 10 MCQs Questions with Answers Question 1. In peas, a pure tall plant (TT) is crossed with a pure short plant (tt). The ratio of pure tall plants to pure short plants in F2 generation will be: (a) 1: 3 (b) 3:1 (c) 1:1 (d) 2:…

Light Reflection and Refraction Class 10 MCQs Questions with Answers Question 1. Beams of light are incident through the holes A and B and emerge out of box through the holes C and D respectively, as shown in the figure. Which of the following could be …