Questions

The source of energy in an ecosystem is

To hear a distinct echo the time interval between the original sound and the reflected sound must be at least

Kelvin (K) is the unit of measurement of ________.

Which of the following is an example of thermoplastics?

In Microsoft Word, _______ allows us to move selected paragraphs to the left.

Golden Hand Shake scheme is the name of

In the following question, a sentence has been given in Active/Passive Voice. Out of the four alternatives suggested, select the one which best expresses the same sentence in Passive/Active Voice.

I found the box last night in a ditch near my house.

Select the word with the correct spelling.