Unit 9 Test
Quiz
•
Science
•
12th Grade
•
Medium
+1
Standards-aligned
Britney Stidham
Used 17+ times
FREE Resource
17 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
1 min • 5 pts
Hey explorers! Dive into the icy world of polynyas and select all the true statements about these fascinating open water areas where life loves to gather. Can you help Mason, Kai, and Avery uncover the secrets of polynyas?
Polynyas are active open water areas surrounded by ice, where life congregates.
The water is cold
There is no oxygen in the water.
Summer season increases upwelling and phytoplankton blooms
Answer explanation
Polynyas are indeed areas of open water surrounded by ice, supporting diverse marine life. The summer season promotes upwelling, leading to phytoplankton blooms, which are crucial for the ecosystem. The other statements are incorrect.
Tags
NGSS.MS-LS2-1
NGSS.MS-LS2-3
2.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Imagine you're on an exciting Arctic adventure with Zoe, Avery, and Ethan! Where would you most likely spot a polar bear enjoying the icy landscape?
North Pole
South Pole
Caribbean
Equator
Answer explanation
Polar bears are native to the Arctic region, primarily found around the North Pole. They thrive in icy landscapes, making the North Pole the most likely place to spot them, unlike the South Pole, Caribbean, or Equator.
3.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Abigail and Benjamin are having a friendly debate about whales. Abigail says, "Hey Benjamin, do you know what sets Myseceti apart from Odontoceti?"
Mysteciti are toothless, baleen whales while Odontoceti have teeth.
Odontoceti are toothless, baleen whales while Mysteciti have teeth.
Mysteciti breathe air and odontoceti do not.
Mysteciti and Odontoceti belong to different classes.
Answer explanation
The correct choice states that Mysteceti are toothless, baleen whales, while Odontoceti have teeth. This accurately describes the key difference between these two suborders of whales.
4.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Ahoy, ocean explorers! Can you guess which of the following is NOT a trait of our fin-tastic marine mammal friends? Dive into the options and see if you can spot the odd one out!
gills
hair
warm blooded
nurse young
Answer explanation
Marine mammals, like whales and dolphins, do not have gills; they breathe air through lungs. In contrast, gills are a trait of fish. The other options—hair, being warm-blooded, and nursing young—are all traits of marine mammals.
5.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Hey ocean explorers! Benjamin, Evelyn, and Maya are on a mission to protect our marine friends. Can you help them by identifying which act was enacted to legally protect Marine Mammals like dolphins, whales, and walruses?
Marine Mammals Protection Act of 1972
International Whaling Commision
Marine Fish Clause of 1984
Legal Marine Mammal Amendment of 1999
Answer explanation
The Marine Mammals Protection Act of 1972 was enacted to protect marine mammals like dolphins, whales, and walruses from harassment, hunting, and capture, making it the correct choice for this question.
6.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Abigail the dolphin is on a mission to find her favorite snack in the ocean! She uses a natural version of sonar to locate her prey by interpreting echoes of sound waves that bounce off nearby objects. What is this amazing ability called?
Echolocation
Sonar
Sound Radar
Sound Predation
Answer explanation
Abigail uses echolocation, a natural ability to interpret sound wave echoes, to locate her prey. This skill allows her to navigate and find food in the ocean, making 'Echolocation' the correct answer.
Tags
NGSS.MS-PS4-1
7.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Arjun and Oliver are exploring the icy waters of the polar oceans. What special adaptation do marine mammals have to keep them warm in these chilly waters?
Blubber
Echolocation
Gills
Streamlined bodies
Answer explanation
Marine mammals have a thick layer of blubber, which is a type of fat that insulates their bodies and helps retain heat in the cold polar waters, making it essential for their survival in such frigid environments.
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