Which of the Following Statements About the Phyla Nematoda and Rotifera

question 57

Multiple Choice

Which of the following statements about the phyla Nematoda and Rotifera is false?

• A)Nematodes use muscle power for locomotion;rotifers use ciliA.
• B)Nematodes are much more abundant than rotifers.
• C)Both nematodes and rotifers have a digestive system with mouth and anus.
• D)Common possession of a rigid body suggests that the phyla Nematoda and Rotifera share a recent common ancestor.
• E)Both nematodes and rotifers are bilaterally symmetric.

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Definitions:

Exothermic

A chemical reaction or process that releases heat to its surroundings.

Endothermic

Describes a process or reaction that absorbs energy from its surroundings, typically in the form of heat.

Equilibrium Concentration

The concentration of reactants and products in a chemical reaction that remains constant over time at equilibrium.

Starting Concentrations

The initial amounts of reactants in a chemical reaction, usually expressed in molarity or mass.