Which of the following accurately describes the flow of energy through ecosystems?
a. all of the energy found within a primary producer is transferred to a first-level consumer.
b. a third-level consumer would store a greater portion of energy from the previous level than would a second-level consumer.
c. energy is always passed from the consumer to the primary producer.
d. the percentage of the original energy from producers that's available to the consumer is quite small.

What is the difference between self-pollination and cross-pollination? question 2 options: self-pollination leads to the creation of a fruit. cross-pollination does not. during cross-pollination, ovules are carried from one plant to another plant.. during self-pollination the ovules stay on the same plant. during cross-pollination, ovules are carried from one plant to another plant.. during self-pollination the ovules stay on the same plant. during cross-pollination the pollen grains are carried from one plant to another plant. during self-pollination the pollen and ovules are from the same plant. during cross-pollination, the pollen grains travel from the stigma to the anthers. during self-pollination, the pollen grains travel from the anthers to the stigma.

What is the broadest level of classification of life

Aboy jumps into a cold swimming pool and his body tempature goes down hus muscles ,blood vessels