write the tool used for magnification of image, move a selection, select a rectangular or elliptical area of the image, draw different shapes.​

A compound microscope uses multiple lenses to magnify an image for an observer. It is made of two convex lenses: the first, the ocular lens, is close to the eye; the second is the objective lens. Compound microscopes are much larger, heavier and more expensive than simple microscopes because of the multiple lenses.

which of the following is not an effect of technology on farming?

the correct answer is: it makes farmers perform more tasks by hand for apex.