A heterotroph relies on other animals for food so it would be B and all the other answers are all producers
Answer:
food net consumers answer
Going by the passage about bird food and bird watching, which is noted by Dr. Elsa Birde, a possible reason why there might be an <span>the increase in songbirds at the freeders is the addition of dried apples and raisins to the formula.</span>
In some capacity, earth scientists study all of the above listed. They focus on ecology (how different organisms function within ecosystems), food chains, climates and weather patterns, aspects of the atmosphere, soil and the Earth's mineral components, farming, and how man's machines both help and hurt the environment.