What happens in the mitochondria?
What happens in the chloroplasts?
Which of these is an organ?
Which part of a microscope do we put our sample on?
What is 'missing' from a prokaryotic cell?
Does a pyramid of numbers have to be a 'pyramid'?
Which of the following would you use to collect insects?
Which of these is NOT a sign of life
What is a consumer?
Where does some of the energy go at each stage?