Where do consumers directly get matter and energy to live and grow?

Explanation:

Consumers must consume, or eat, other organisms to get matter and energy to live and grow. Consumers have to eat other consumers or plants to get food. Humans are consumers. We consume many kinds of plants and other organisms.

x would be the most and the least would be y because there are more fruit   and seeds than flock z has insects

the answer to your question is tooth decay.