Arelationship between a producer and consumer is best illustrated by a a. snake eating a bird. c. lion eating a zebra. b. fox eating a mouse. d. zebra eating grass.

Iron reacts with oxygen to produce iron oxide (rust). this reaction is represented in an equation as 4fe + xo2 → 2fe2o3. identify the value of x that will balance the equation.

I’m doing some practice exam questions for biology, and i’m not sure how to do these 3 parts to the question.

Which statement is a physical property? becomes moldy quicklyeasy to digestconducts electricity poorlydoes not burn