Which of the following are cereals?
(a) Chickpea and kidney bean
(b) Wheat and rice
(c) Wheat and mung dal
(d) Kidney bean and rice

Q. Khushi wanted to eat rice and kidney bean (rajmah). She requested her mother to cook the same for lunch tomorrow. At night her mother took a cup of kidney bean and put them in a container having some water. She kept the container covered overnight. Next morning, she cooked rice and kidney beans for lunch. Khushi inquired her mother the following questions:
(a) Why did she soak kidney beans in water overnight?
(b) Name the scientific phenomenon involved in above process.
(c) Name at least one more food item that is cooked in this way.

Q. Match the food type with the group they belong to.

$\begin{array}{cccc}\text{A}& \text{Wheat, rice}& I& \text{Dairy products}\\ \text{B}& \text{Kidney beans, peas}& II& \text{Cereals}\\ \text{C}& \text{Cheese, milk}& III& \text{Vegetables}\\ \text{D}& \text{Spinach, onion}& IV& \text{Leguminous plants}\end{array}$

Q. Which of these mixtures can be separated by the method of winnowing?
P: Kidney beans and chickpeas
Q: Pulses and rice
R: Rice flakes and corn
S: Potato wafers and biscuits

Q. Rice, wheat, millets and maize are called cereal crops.