Prompt
what are the components needed in order for an experiment to be valid? identify these components in the following
experiment: a scientist is testing a new plant food to see if it causes plants to grow faster. the scientist tests two plants with
the new plant food, and two plants he grows without plant food.

North american deer eat the leaves of shrubs and trees. american bison eat vegetation near the ground. both of these animals are prey to wolves and bears. which of the following human activities would most likely result in the growth of the north american deer population? a) increased bison hunting b) decreased clearing of land for farming c) decreased bear hunting d) decreased city building e) increased wolf hunting