Questions

Many toxic gases along with water vapour are emitted in vocanic eruptions. All such toxic gases include hydrochloric acid, sulfur dioxide, carbon dioxide, hydrogen sulfide and carbon monoxide. Methane is not produced in the volcanic eruptions.

Chemical weathering is what happens when rocks are broken down and chemically altered.

Chemical weathering is the breakdown of rocks by chemical reactions. Chemical weathering involves changes in the chemical composition of the existing rock to form new rock. Some examples of chemical weathering are hydrolysis, oxidation, carbonation, dissolution, etc.

Russia has decided to venture into Internet of things with new satellite system 'Marathon'.

The Maharashtra government banned the sale of 'High in Fat, Salt and Sugar' (HFSS) food in school canteens across the state. Furthermore, schools have been asked to replace the junk food items with healthy food such as whole grain, home-made rotis, parathas, rice, etc. The government will form a committee to conduct regular checks on schools.

1. char arr[NUMSLOTS(50)];

2. SET (arr, 20);

3. if (TEST (arr, 40))