Exploring Magnets — Science STD 6 — Question

Fill in the blanks with appropriate words:
Husk from wheat flour is generally removed by ___________.

Two jars A and B are filled with two gases-nitrogen and oxygen. Both are colourless and odourless. How can you identify the jar that contains oxygen gas?

Which method is used to separate heavier and lighter component of a mixture by wind or blowing air?

The component of air used by green plants to make their food, is ___________.

State whether the following statements are true or false.
A mixture of wheat grains and wheat flour can be separated by sieving.

State whether the following statements are true or false. If false, correct them.
Plants produce oxygen during the process of making their own food.

Find the odd one out.
Iron, gold, water, silver.

Fill up the blank:
The presence of specific features, which enable a plant or an animal to live in a particular habitat, is called _______.

What are the parts of stamen?

Which power was used to pull vehicles in ancient times?