Question

 In desert plants, rate of water loss gets reduced due to the presence of * 1 point a. Cutin/Cuticle b. Stomata c. Lignin d. Suberin​

Answer 1

Answer:

When a candle burns, both physical and chemical changes occur. Physical Changes: On heating, candle wax gets melted. Since it again turns into solid wax on cooling. So, the melting of wax and vapourisation of melted wax are physical changes.