You have observed that fruit juice in bottles bought from the market are clearer as compared to those made at home. Give reason.

Fruit and vegetables bought from the market

Assertion: Bottled fruit juices bought from the market are clearer as compared to those made at home. Reason: Bottled juices are clarofied by the use of pectinases and proteases.

(a) Why are the fruit juices brought from market clearer as compared to those made at home? (b) Name the bioactive molecule produced by Trichoderma polysporum.

(a) Why are fruit juices brought from market clearer as compared to those made at home? (b) Name the bioactive molecules produced by Trichoderma polysporum and Monascus purpureus.

Burns from steam are worse those from boiling water at the same temperature. Give reason

Crop rotation is practised by farmers so that they have different products to sell in the market in every season. Do you agree? Give reasons.

Give reasons for the following: Walls of the water reservoir of a dam have to be made wider at the bottom.