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- 1. Multiple Choice
Which of the following animals is a vertebrate?
Squid
Lobster
Cat
Beetles
- 2. Multiple Choice
Why aren't humans considered ectothermic?
Because are body temperatures generally stay the same in all conditions.
Because we give birth to live young.
Because we have skeletons made of bone, not cartilage.
Because we can't breathe underwater.
- 3. Multiple Choice
In the sentence, "Fish gills are analogous to human lungs," what does "analogous to" mean?
Less evolved than
Exactly the same
Different than
Comparable to
- 4. Multiple Choice
What can you infer or make an educated guess about cartilaginous fish from the size of their brains?
On the whole, they are more intelligent than other vertebrates.
On the whole, they are less intelligent than bony fish.
On the whole, they are more intelligent than bony fish.
On the whole, they are less intelligent than invertebrates.
- 5. Multiple Choice
Just as fish have fins, boats and airplanes have finlike structures. What can you conclude about the purpose of fins? Choose the best answer.
They're the most important part of a fish's body.
They're used to reduce the weight of flying and swimming objects.
They guide the movement of objects through water and air.
They prevent both fish and boats from sinking.
- 6. Multiple Choice
In the sentence, "A fish's streamlined body helps it move through the water," what's the best synonym or similar work for "streamlined?"
Scaly
Sleek
Wet
Wide
- 7. Multiple Choice
What might happen to a fish if its swim bladder were injured?
It could not move forward through the water
It could not regulate its depth in the water
It could not breathe underwater
It could not release waste from its body
- 8. Multiple Choice
Which of the following is an opinion about fish?
There are more fish species than mammals
The mouths of lampreys are strange-looking
Fish can be found in both freshwater and saltwater habitats
Many species of fish eat other fish to survive
- 9. Multiple Choice
Which word best describes cartilaginous fish like sharks, skates, and stingrays?
Boneless
Vegetarian
Slow
Warm-blooded
- 10. Multiple Choice
What can a shark do that a lamprey can't?
Eat meat
Breathe underwater
Chew its food
Regulate its depth in the water
- 11. Multiple Choice
Fish are the largest group vertebrates on earth with over 29,000 different species.
False
Might be
True
- 12. Multiple Choice
Vertebrates are
Animals that have a backbone
Animals that can see underwater
Animals that have three or fins
Animals that have only cartilage
- 13. Multiple Choice
Most fish are ectothermic or cold blooded, which means:
That they can't sleep
They can't make vitamin D from sunlight
They can't generate their own body heat
They can't eat sugars
- 14. Multiple Choice
All fish use gills to breathe. Gills are:
Tiny, bone-like structures that help the fish float
Membranes filled with tiny blood vessels.
Special fins that generate oxygen
Large membranes filled with an oily substance
- 15. Multiple Choice
All fish fall into three categories: bony fish, cartilaginous fish, and agnathan or jawless fish.
Maybe
True
False
- 16. Multiple Choice
Cartilage is:
A rigid, stiff like substance that supports your weight
A rigid, soft tissue that can be found in your ears
A spongy, bendable skin like substance
A porous membrane that allows oxygen into your body
- 17. Multiple Choice
Cartilaginous fish have actual tiny teeth on their skin called dermal teeth.
True
Maybe
False
- 18. Multiple Choice
Agnathan fish make up over 95% of all fish species.
False
Could be
Maybe
True
- 19. Multiple Choice
Jawless or agnathan fish are some of the oldest species found on earth dating back over 250 million years ago.
Absolutely false
Maybe, I need to see more evidence
Absolutely true.
- 20. Multiple Choice
Fish are a very important source of protein. Over ____% of the population depends on fish for their source of food.
75
25
50
35
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