HORTICULTURE

HORTICULTURE SCIENCE

APPLICATION OF NANO TECHNOLOGY

 Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The word “nano” means:
 A one millioneth B one billioneth C one thousandth D one trillioneth
Explanation:

Detailed explanation-1: -Just how small is “nano?” In the International System of Units, the prefix “nano” means one-billionth, or 10-9; therefore one nanometer is one-billionth of a meter.

Detailed explanation-2: -The morpheme nano is commonly defined simply as a prefix meaning “billionth part of …”, following SI; for example, nanometer means “billionth part of a meter”.

Detailed explanation-3: -nano-a combining form with the meaning “very small, minute, ‘’ used in the formation of compound words (nanoplankton); in the names of units of measure it has the specific sense “one billionth” (10-9): nanomole; nanosecond. Also nanno-; especially before a vowel, nan-.

Detailed explanation-4: -Nano (symbol n) is a unit prefix meaning one billionth. Used primarily with the metric system, this prefix denotes a factor of 10−9 or 0.000000001.

Detailed explanation-5: -Scientists have adopted the Greek word nano as a prefix to mean one billionth of a unit of measure. So a nanosecond is one billionth of a second, a nanometer (nm) is one billionth of a meter (m), etc.

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