Kerstin is getting ready to graduate high school. She wants to become a cardiac perfusionist. Which best describes the path she should take to her career?

Which statements about a food chain are true? choose all answers that are correct. a. plants are the first living organisms in food chains on land. b. the plants in a food chain are called herbivores. c. all food chains on land begin with energy from the sun. d. carnivores in a food chain eat only plants.