ECONOMICS (CBSE/UGC NET)

Detailed explanation-1: -a scheme rationing the amount of petrol that an individual is allowed to purchase.

Detailed explanation-2: -Even though thousands of items became scarce during the war, only those most critical to the war effort were rationed. Key goods such as sugar, tires, gasoline, meat, coffee, butter, canned goods and shoes came under rationing regulations. Some important items escaped rationing, including fresh fruit and vegetables.

Detailed explanation-3: -Colored flags indicated if rationing was in effect or if no gas was available. Most memorable, though, were the odd-even gas days: Drivers with an odd number as the last digit of their license plate could buy gas one day, those with an even-numbered plate on the next.

Detailed explanation-4: -Supplies such as gasoline, butter, sugar and canned milk were rationed because they needed to be diverted to the war effort. War also disrupted trade, limiting the availability of some goods.