Questions

Plants utilise ________ from the atmosphere foe photosynthesis

What is the technology used in a compact disc?

Which of the following refers to the number of pixels per inch, printed on a page?

Which type of electromagnetic radiation has the longest wavelength?

An echo is returned in 3 s. What is the distance of the reflecting surface from the source, considering the speed of sound as 342 ms-1?

In terms of size, Saturn ranks no. ___ in our Solar System.

Find the odd word/letters/number from the given alternatives.

The length of a chord which is at a distance of 5cm from the centre of a circle of radius 13cm is