Exam 30: An Introduction to Animal Diversity

In deuterostomes the blastopore develops into the mouth. ____________________

Figure 30-1 Use the figure to answer the corresponding question(s). -Refer to Figure 30-1.The development pattern labeled Type A is characteristic of:

The nervous system develops from endoderm. ____________________

The __________ gives rise to muscles, bones, and the circulatory system.

If a marine invertebrate were placed into freshwater, it would have difficulty surviving because:

Indeterminate cleavage takes place in __________ and is characterized by a pattern of development where the ultimate fate of each cell is __________.

MATCHING Indicate whether the following characteristics are found in deuterostomes or protostomes. a.deuterostomes b.protostomes -blastopore becomes anus

Which animal phylum has an asymmetrical body plan?

What do ribbon worms and flatworms have in common?

MATCHING Indicate whether the following characteristics are found in deuterostomes or protostomes. a.deuterostomes b.protostomes -enterocoely

The first land animals, arthropods, moved onto land about:

MATCHING Indicate whether the following characteristics are found in deuterostomes or protostomes. a.deuterostomes b.protostomes -schizocoely

Eumetazoans are animals having only one tissue layers. ____________________

Figure 30-1 Use the figure to answer the corresponding question(s). -Refer to Figure 30-1.The tissue layer labeled 5 will give rise to the:

All cephalic organisms:

If you are told that the digestive tract of the animal you are studying developed an anus before a mouth, you may be looking at:

Echinoderms do not:

Plankton consists mainly of microscopic organisms that float in the water. ____________________

Which statement best supports why animals most likely evolved in the ocean?