Biology Biology Practice Problems Solutions Library

Overview of Animals Solutions Library

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14 solutions

Overview of Animals

Q. The most ancient branch point in animal phylogeny is that between havingA) radial o bilateral symmetryB) a well-defined head or no headC) diploblas...

Solved • May 14, 2020

Overview of Animals

Q. Which of the following organisms is not bilaterally symmetrical?A. SpongeB. LobsterC. HumanD. Flat wormE. Butterfly

Solved • Sep 3, 2018

Overview of Animals

Q.  What are the major differences between protostome and deuterostome development?

Solved • Jul 18, 2018

Overview of Animals

Q. Which of the following terms is mismatched with its meaning or characterstics? a. diplobastic - ectoderm and mesoderm b. triploblastic - ectoderm, ...

Solved • Jun 11, 2018

Overview of Animals

Q. The cleavage pattern of deuterostome embryos isa. bilateralb. spiralc. ellipticald. radiale. centric

Solved • Nov 7, 2017

Overview of Animals

Q. The deuterostome coelom forms froma. invagination of the blastoporeb. evagination of the archenteronc. folding of the endodermd. invagination of th...

Solved • Nov 7, 2017

Overview of Animals

Q. The evolution of an internal body cavity was an important improvement in animal body design in which area?a. circulationb. movementc. organ functio...

Solved • Nov 7, 2017

Overview of Animals

Q. Which is the most inclusive term?a. Annelidab. protostomesc. leechesd. Oligochaetae. polychaetes

Solved • Nov 7, 2017

Overview of Animals

Q. Which of the following is not characteristic of bilateral symmetry?a. anteriorb. dorsal surfacec. left and right sections are mirror imagesd. all s...

Solved • Nov 7, 2017

Overview of Animals

Q. Animals with the simplest tissue level of organization are:a. mesoblasticb. meroblasticc. monoblasticd. diploblastice. triploblastic

Solved • Nov 7, 2017

Overview of Animals

Q. Typically, the first stage in animal development after zygote formation is a solid ball of cells called thea. blastulab. morulac. gastrulad. planula

Solved • Nov 7, 2017

Overview of Animals

Q. Organisms that have a layer of muscle that wraps their internal organs that is independent of their body wall muscles are:a. Acoelomatesb. Pseudoco...

Solved • Nov 7, 2017

Overview of Animals

Q. The embryonic gut is known as thea. zygoteb. archenteronc. blastulad. gastrulae. neural crest

Solved • Aug 3, 2017

Overview of Animals

Q. The end product of cleavage is thea. zygoteb. archenteron c. blastulad. gastrulae. neural crest

Solved • Aug 3, 2017