Astudent eats only foods from plants, such as rice, beans, lettuce, and apples. which trophic level does the student belong to?

a. primary producer
b. primary consumer
c. secondary consumer
d. tertiary consumer

The table below shows the number of foot bones in some horse fossils.horse fossil recordhorse fossil number of foot bonesp 19q 17r 24s 13ancient horses had more bones in their foot then present-day horses. the present-day horse has 11 foot bones. what is the correct order of evolution of the horse starting from the youngest fossil? a. q p r s b. s r p q c. s q p r d. r p q s

Which of the following is not a food produced in rainforests? a) coffee b) cocoa c) avocados d) wheat

Why do the circulatory systems of land vertebrates have separate circuits to the lungs and to the rest of the body?