Crawlers program can read images.true or false​

A concave lens always forms a virtual image. True/False

Human proteins can be produced in the milk or semen of farm animals. True of false?

State whether the following statements are true or false : The image of the flame of a lighted candle formed by a concave lens can be obtained on a screen.

A perfect square can have 8 as its units digit. True or false.

State whether the following statements are true or false : Earthquakes can be predicted in a advance.