What is the purpose of crop rotation? A) To have a variety of plants for harvest
B) To improve soil color
C) To improve soil fertility and structure
D) To increase biodiversity
E) To loosen the soil for burrowing animals
Please select the best answer from the choices provided
A
B

What evidence supports the law of conservation of energy? a) mechanical energy is converted to chemical energy during photosynthesis. b) oxygen is made from the breakdown of carbon dioxide during photosynthesis. c)energy is absorbed by chlorophyll and becomes chemical energy during photosynthesis. d)the sun gives off light energy that is absorbed by plants.