Biology OYO Word Scramble

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Question	Answer
11.1 Identify the symmetry (if any) possessed by these animals: a. Manta Ray b. Sponge c. Jellyfish d. Coccolithophore	a. Bilateral b. None c. Radial d. Spherical
11.2 One biology book calls sponges "tireless, natural pumps." Why is this a good description of sponges?	Because they are constantly pumping and filtering the water for food.
11.3 If a sponge has plenty of food but cannot distribute it to all of its cells, what is the sponge missing?	Amoebocytes.
11.4 A sponge feels hard and prickly. Does it contain spicules or spongin?	Spicules.
11.5 An organism has a mouth, tentacles, and a gut. It also has bilateral symmetry. Can it be placed in phylum Cnidaria?	Yes.
11.6 If a clownfish were to brush up against a hydra, would the hydra release its nematocysts into the clownfish.	No.
11.7 A lot of animals need some sort of respiratory and excretion systems. Why don't cnidarions need these?	Because gases and excretion go through their skin.
11.8 If a jellyfish reproduces asexually, is it in polyp form or medusa form?	Medusa.
11.9 If an earthworm's mouth if fully functional but it cannot ingest soil, what organ is malfunctioning?	Pharynx.
11.10 What process will stop if the earthworm's cuticle dries up?	The exchange of gases with the surroundings.
11.11 In a dissected earthworm, you see a nerve chord with ganglia at each segment right next to a long blood vessel. Is blood flowing towards the anterior or the posterior in the blood vessel?	Posterior.
11.12 An earthworm's seminal vesicle is empty but its oviducts are full. Has the earthworm mated yet?	Yes.
11.13 Compare the digestion of a planarion with a fungus. What are the similarities?	They both digest their food before taking it in.
11.14 A flatworm has very complex digestive and nervous systems. Is this flatworm likely to be parasitic? Why or why not?	No. Because if it feeds on a host it doesn't need much of a digestive system.
11.15 If you were to observe a sidewalk that a snail had just traveled across, what would you expect to find?	A thin layer of slime.
11.16 Clams often burrow in the sand. What organ do you think they use when they do this?	Foot.

Created by: LiseBrinkley