4th Grade - Unit 4, Lesson 5 Survival at 40 Below Assessment

1. If something is vital, it is _________________

• easy to put together.
• found in many places.
• made of natural materials.
• necessary for life.

2. What does the word sheer mean in this sentence? A sheer cliff is beside the trail.

• snowy
• steep
• sandy
• rocky

3. Which word means to protect from harm or loss?

• conserve
• advertise
• vibrate
• beacon

4. Animals that are hunted by other animals are called _

• moor.
• hurl.
• prey.
• lint.

5. Which word fits best in this sentence? A herd of deer was _______ at the edge of the forest.

• hitching
• pumping
• matting
• grazing

6. The following question has two parts. Part A: Why do so many plants and animals go under the snow in the Arctic?

• The snow gets really deep.
• It is not so cold there.
• The ground is cracked.
• There are too many bushes.

7. Part B: Which sentence from the selection best supports your answer for Part A?

• It is much warmer under the snow layer than in the open air.
• Snowshoe hares and ptarmigan zigzag between the willow bushes.
• Inch by inch, the layer of snow deepens with each winter storm.
• Thick pond ice cracks and makes eerie sounds.

8. How long is the Arctic winter?

• three months
• six months
• eight months
• ten months

9. What is duff in the selection?

• thick fur
• layers of fat on some animals
• leaves on the forest floor
• a layer of frozen water

10. What does a chickadee eat in the winter?

• almost nothing at all
• bugs that are called flits
• dense and fluffy feathers
• food that has been cached