Anatural disaster of a fire has occurred what could happen to this food chain

What part of the brain is highlighted in the diagram below?

Which of the following is an example of competition a. the leaves of a tree prevent a small shrub from getting sunlight. three species of birds feed a different heights in the same tree. b. three species of birds feed at different heights in the same tree c. zebra and giraffe’s feed on different grassland plants d. cats living in two different homes eat the same brand of cat food.

What is the difference between topsoil and clay?