<em><u>concentrates:</u></em><em>
concentrates are high in protein and low in fibre.....
<u>roughage :</u>
roughage is high in fibre...</em>
Look at these images, the oldest is at the bottom, the newest is at the top, so the drawings are next to time zones are properly set up, so next to the time scale is when the drawing next to it was made.
The food chain describes who eats whom in the wild.
Answer D is correct, Wikipedia says that they move water from roots to stems and leaves.
The answer you seek is turbines. Hope this helped you. :)