The Graph Below Shows Organisms Found in and Around a Pond

question 10

Multiple Choice

The graph below shows organisms found in and around a pond. Choose the best interpretation of the data.
(Source: http://www.aquatax.ca/skAquaticInsectInfo.html)

• A) Aquatic insects need the most protection when considering the conservation of biodiversity.
• B) The amphibian and reptile populations of the pond are declining.
• C) Aquatic insects are the major component in the biodiversity in this ecosystem.
• D) There are too many birds for the pond to support.
• E) Both a and c

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Definitions:

Deuterostomes

A major group within the animal kingdom that includes organisms developing an anus from the first opening in the embryo, with subsequent formation of the mouth.

Protostomes

A group of animals characterized by developing the mouth before the anus during embryonic development, including mollusks and arthropods.

Deuterostomes

A category of animals characterized by their embryo development; the first opening (the blastopore) becomes the anus.

Bilaterally Symmetrical

Bilaterally Symmetrical refers to organisms that can be divided into matching halves along a single plane, indicative of a high level of organizational complexity.