1. 2. 3. A pseudocoelom _________. A. Does not provide the benefits of a body ca
ID: 218119 • Letter: 1
Question
1.
2.
3. A pseudocoelom _________.
A. Does not provide the benefits of a body cavity because it’s not a true coelom.
B. Develops from within the mesoderm
C. Can help in movement as it functions as a hydrostatic skeleton
D. Is present in diploblastic animals
4. You discover an animal with three germ layers and developed tissues and organs. This animal is most likely ______
A. Eumetazoan and bilaterally symmetrical
B. Sponge and bilaterally symmetrical
C. Sponge and radially symmetrical
D. Eumetazoan and radially symmetrical
E. Eumetazoan and does not exhibit symmetry
5. Which of these traits is unique to poriferans among the animals?
A. They have a blastula stage during development.
B. They are multicellular.
C. They lack tissues.
D. They are sessile as adults.
E. They can reproduce asexually.
6. What are sponges most like to feed on?
A. Fish
B. Sunlight
C. Kelp
D. Diatoms
E. Mushrooms
7. True/False: Since sponges cannot move, each individual can only fertilize its own egg during sexual reproduction.
8. Which of these traits is unique to the cnidarians among the animals?
A. They have a nervous system.
B. They are multicellular.
C. They are sessile as adults.
D. They have two tissue layers.
E. They move primarily with water currents for part of their life cycle.
9. What are cnidarians most likely to feed on?
A. Fish
B. Sunlight
C. Kelp
D. Diatoms
E. Mushrooms
10.
11. While snorkeling, a student observes an active marine animal that has a series of muscular tentacles bearing suckers associated with its head. Segmentation is not observed, but a pair of large, well-developed eyes is evident. The student is observing an animal belonging to which class of mollusks?
A. Cephalopoda
B. Gastropoda
C. Bivalva
12. How many of these traits are shared by most fungi? Photosynthetic, Sessile, Cell wallsDecomposers Asexual reproduction, unicellular
13.
14.
15. Which of the following is not an insect?
A. A wasp
B. A fly
C. A beetle
D. A scorpion
E. An ant
16. You find invertebrate animal. Discovery of which of the following traits would allow you to determine the animal's phylum?
A. Wings.
B. a cuticle.
C. segmented bodies.
D. open circulation.
E. a brain.
17. Which traits are found in vertebrates?
A. Hollow, dorsal nerve cord
B. Pharyngeal gill slits
C. Notochord
D. Post-anal tail
E. All of the above
18. Which trait is missing from members of the hagfish/lamprey clade?
A. Gills
B. Bones
C. Jaws
D. Brains
E. All of the above
19.
20. Which of the following is untrue of amphibians?
A. They are rarely found on land.
B. They often have internal gestation.
C. They often possess gills and/or lungs.
D. Some of them breathe through their skin.
21.
22. What other attributes helped amniotes to inhabit arid habitats?
A. Internal fertilization
B. Water-conserving kidneys
C. Reptile scales
D. Thoracic breathing
E. All of the above
23.
24. Which adaptation aided in bird flight?
A. Feathers
B. Hollow bones
C. Reduction of organs
D. One-way respiratory system
E. All of the above
25. The duck-billed platypus is weird. It has a duck bill. But it is also weird because it is a mammal that
A. is not an endotherm.
B. has feathers.
C. lays eggs.
D. has a 3-chambered heart.
26.
What about the highest rate of water absorption? A,B,C,D
What about the highest rate of nutrient acquisition? A,B,C,D
27. When sexually reproducing, the two types of fungus are called
A. Male & Female
B. Donor & Recipient
C. + & -
D. Megahyphae & Microhyphae
E. Sir Sporston the IV & Madam Moldsworth
28.
¡Clicker: What can you say about this animal? A. It is asymmetrical-it is a sponge B. It is asymmetrical-it is a eumetazoan C. It has bilateral symmetry-it is a sponge D. It has radial symmetry is aExplanation / Answer
1.a. It is asymmetrical and it a sponge.
2.d. It's a sponge.
3. Can help in movement as it functions as hydrostatic skeleton.
4.c. sponge and it is bilaterally Symmetrical.
5.d. They are sessile as adult.
6.d. Diatoms
7. False, They releases sperm in water which travels to female body
8.d. They have two tissue layers.
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