Question

Which of the following is an energy-requiring mode of transport that brings substances into a cell?

a. Active transport
b. Simple diffusion
c. Facilitated diffusion
d. Osmosis

Answer 1

Answer: A. Active transport

Explanation:

Just think of if you need to activate something, you need to put energy into it first. The other ones can also be used for moving things in and out, but being active requires energy.