__________ Originated During Jurassic, but Did Not Enjoy Success Until

question 3

Multiple Choice

__________ originated during Jurassic, but did not enjoy success until Late Cretaceous, when they expanded to include more than 100 genera.

• A) Foraminifera
• B) Modern crabs
• C) Neogastropoda
• D) Cheilostomes

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Definitions:

Strobilus

In certain plants, a conelike structure that bears spore-producing sporangia.

Rhizoids

Rhizoids are small, root-like structures found in non-vascular plants, fungi, and some protists that anchor them to surfaces and absorb nutrients.

Gametophyte

The sexual phase in the life cycle of plants and algae that produces gametes through mitosis.

Prothalli

The gametophyte stage of ferns and some other non-seed plants, which is free-living and bears the sex organs.