Cotton fabrics, gunny bags, leather items and wooden items do not last long.

Which changes do you notice in leather articles and gunny (jute) bags during the rainy season?

Use your brain power Sometimes, you may notice a black powder or white discs floating on the pickle or murabba, when a jar is opened after a long time. What exactly is this? Why are such food items not good to eat?

Answer the following A Student collects following items that she uses daily in the school. These items include books, stapler pins, steel Spoon, wooden scale and metal compass. Which items are biodegradable?

Answer the following A Student collects following items that she uses daily in the school. These items include books, stapler pins, steel Spoon, wooden scale and metal compass. Which items can be recycled?

Answer the following A Student collects following items that she uses daily in the school. These items include books, stapler pins, steel Spoon, wooden scale and metal compass. Suggest two methods that she can follow in order to help in waste management.

Sometimes, you may notice a black powder or white discsfloating on the pickle or murabba, when a jar is opened after a long time. What exactly is this? Why are such food items not good to eat?

Arrange following items in ascending order of time period required for their decomposition: Thermocol, tin containers, plastic cups, paper bags.

Arrange following items in ascending order of time period required for their decomposition: Wood, banana peels, rags, plastic carry bag.