A pyramid of energy can be used to illustrate the loss of usable energy at each feeding level in a food web. In which feeding level would the smallest amount of energy be found?

autotrophs

producers

primary consumers

secondary consumers

One group of organisms in the phylum chordata have the ability to tie themselves in knots and secrete large amounts of mucous/slime. what is this organism?

The oceans of the world are considered to be carbon sinks. A carbon sink is anything that absorbs more carbon than it releases as carbon dioxide. Besides being dissolved in the ocean waters, we can find carbon in many places throughout the oceans.

Which statement correctly describes a chemical reaction? Reactants come out of a reaction. Energy is always released. Bonds between atoms break and new bonds form. Products go into a reaction. Cts when atoms are rearranged. d.

Many humans consume both plants and animals. These humans are considered to be which of the following? herbivores carnivores omnivores

Which is the most diverse of the six kingdoms of living organisms

This aquatic area is one of the most productive on Earth. More organic matter is created ere each year than comparably-sized areas of forest, grassland, or agricultural land. This body of water is a (n) A) estuary. B) lake. C) river. D) swamp.

The type of relationship described could best be classified as one of

What term defines a gene made up of two different alleles

Factors that can alter the level of expression of a gene include

A person has a missing copy of the X chromosome