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WorksheetsUnit Assessment: Survival
Total questions: 11
Worksheet time: 22mins
Name
Class
Date
1.
A green katydid is an insect that looks like a leaf. What is the advantage for a katydid to look like a leaf?
a)
The katydid can fool the leaves it is about to eat.
b)
The katydid is easily able to hide from predators and intruders
c)
The katydid is easily able to fly away quickly from predators and intruders.
d)
The katydid can see the surrounding environment better in order to search for food.
2.
A female alligator can deposit up to 50 eggs into a ____ that she has built close to the water.
a)
plant
b)
nest
c)
cave
d)
tree
3.
Some animals _____ to hide their eggs and young from predators.
a)
build nests
b)
hunt for food
c)
move in herds
d)
store food
4.
As the rain forest canopy developed with very tall trees, other shorter trees began to die. The shorter trees began to die because ______.
a)
the taller trees matured slower than the shorter trees.
b)
the taller trees provided better animal habitats.
c)
the shorter trees did not have enough air to exchange through their stomata.
d)
the shorter trees were no longer able to receive enough light to survive.
5.
The sloth is a slow moving mammal that lives in the rain forest canopy. It spends most of its time hanging around. Algae grows on its fur and gives it a green color. What is the advantage for a sloth to have green algae growing on its fur?
a)
The sloth can photosynthesize food.
b)
The sloth can breathe in carbon dioxide instead of oxygen.
c)
The sloth can hide in the tree canopy from predators and intruders.
d)
The sloth can reproduce green offspring.
6.
A red fox builds a large den with several exits to _____.
a)
increase wind through the den.
b)
lower the temperature in the den.
c)
avoid predators and raise young cubs.
d)
produce its own food in the winter.
7.
Some birds call out to their mates while they are defending the nest from an intruder. The ability to communicate with a bird call is an example of a special ____ that allows the birds to defend the nest from intruders.
a)
niche
b)
behavior
c)
physical feature
d)
chemical feature
8.
An octopus releases a cloud of ink to get away from a predator. The ink cloud can hide the octopus and its smell, which gives it a chance to escape. The cloud of ink is an example of a special _____ that allows the octopus to escape from its predator.
a)
habitat
b)
behavior
c)
physical feature
d)
chemical feature
9.
Anchovies are small fish that swim close together in a large group. This is done to protect the fish swimming on the inside of the group. Swimming in large numbers together is an example of a special ____ that allows the anchovies to escape from a predator.
a)
behavior
b)
habitat
c)
physical feature
d)
chemical feature
10.
The type of shelter a beaver needs determines the ____ in which it lives.
a)
desert
b)
habitat
c)
ocean
d)
grassland
11.
As humans we need ____ to protect us from the sun, wind, cold, heat, and storms.
a)
food
b)
shelter
c)
oxygen
d)
water
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