Members of the Ecdysozoa

question 185

Multiple Choice

Members of the Ecdysozoa:

• A)secrete an external cuticle.
• B)secrete a cuticle made of calcium carbonate.
• C)molt during growth.
• D)have trochophore larvae.
• E)have lophophores.

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Definitions:

Rotenone

A chemical compound derived from certain plants used as an insecticide and piscicide due to its toxicity to mitochondria.

Pyrethrum

A natural insecticide made from the dried flower heads of certain chrysanthemum species, used to control pests.

Herbicide

Chemical substances used to destroy or inhibit the growth of unwanted plants, weeds, or vegetation.

Fungicide

Chemical substances used to kill or inhibit the growth of fungi and fungal spores, commonly used in agriculture to prevent or control fungal diseases.