Which of the Following Organisms Uses a Lophophore for Feeding

question 14

Multiple Choice

Which of the following organisms uses a lophophore for feeding?

• A) hydra
• B) sponge
• C) gastropod
• D) ectoproct

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Definitions:

Seminal Vesicle

One of two glandular structures that empty into the ejaculatory ducts; its secretion is one of the components of semen.

Testosterone

A primary male sex hormone that plays a key role in the development of male reproductive tissues, as well as promoting secondary sexual characteristics such as increased muscle and bone mass.

Interstitial Cell-Stimulating Hormone

A hormone, also known as luteinizing hormone in adults, that stimulates the production of sex hormones in the gonads (testes in males and ovaries in females).

Gonadotropin-Releasing Hormone

A hormone produced by the hypothalamus that stimulates the anterior pituitary gland to secrete gonadotropins, affecting reproductive processes.