রাবেয়া নামের অর্থ কি?রাবেয়া নামের মেয়েরা কেমন হয়? রাবেয়া দিয়ে ২০টি সুন্দর নাম

Why is it necessary to know physical science to understand the living world?

The root of life is regulated by some rules which are the same in both physics and chemistry, and these rules also control the nonliving world. And so, to understand the living world, it is important to have proper knowledge of physics and chemistry, in other words, the knowledge of physical science is important.