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30 questions
What exactly classifies a region as a desert?
A ‘desolate landscape which is not home to people, but only to camels’
A ‘barren area where little precipitation occurs or vegetation can grow’
A ‘large region or area that is desolate, except for it is covered in sand’
A ‘place considered geographically uninteresting’
In which African region would you find the Kalahari Desert?
Northern
Southern
Eastern
Western
Which desert in the biggest (by area) in the world?
Atacama
Sahara
Antarctic
Arabian
Sharp spines help cacti by providing:
Protection from being eaten
Shade from the sun
Water storage
Both a and b
Desert tortoises and Gila monsters use which strategy to survive the dry summer?
Use bladder to store water
Spend a lot of time underground
Withstand dehydration
All of the above
What is the main characteristic that makes a biome a desert?
Sand dunes
High temperatures
Tumbleweeds
Lack of rain
What does it mean when animals are described as nocturnal?
They don't need a lot of water
hey are warm-blooded
They sleep during the day and come out at night
They have an internal cooling system that helps them survive in the desert
Where do many desert animals sleep during the day?
In burrows under the ground
On warm rocks to stay heated
In the shade of cactus plants
None of the Above
How have plants adapted to survive in the desert?
They store water in their leaves and trunks
They spread out from each other
They have sharp spines to protect them from animals
All of the above
True or False: Most hot deserts stay hot through the night rarely dropping below 100 degrees F.
True
False
What term is used to describe the growing in size of the world's deserts?
Sand expansion
Drying Earth
Climate change
Desertification
True or False: Many animals in the desert get all the water they need from the food they eat.
True
False
When do nocturnal animals sleep?
During the night
During the day
During the winter
During summer
Which of the following describes hot desert temperatures?
Hot during the day and night
Hot during the day and cold during the night
Cold during the day and night
Cold during summer
Which of the following statements about deserts is FALSE?
Cacti are plants common to some deserts.
Soil in a desert can be sandy or rocky.
Deserts receive 10 to 20 inches of annual rainfall.
The largest desert in the world is the Antarctic desert.
How does a cactus get the water it needs?
It has thick stems that store water.
It grows in deserts near rainy forests.
It has spikes that collect water.
It gets water from animals.
How do animals in a desert get the water they need?
They live underground where it is wetter.
hey take long trips to wetter places.
They get water from eating plants and animals.
They drink water when it rains and store it for years.
Many trees in a desert have...
big leaves.
no leaves.
small leaves.
The stems of a cactus are thick to...
store water.
take in sunlight.
grow taller.
lose water.
The hottest part of the day in the desert is during the day?
True
False
How much rain falls in the desert in a year?
70 inches
20 inches
10 inches
30 inches
What do kangaroo rats do to stay cool?
build nests in cacti
search for areas with rain
store water in their body parts
dig dens underground
Which animal might you find in a desert?
a jackrabbit
a coyote
a lizard
all of the above
Which adaptations help plants STORE water?
long, thick roots
thick stems and waxy skin
shallow, wide roots
large leaves and thorns
Which adaptation protects some plants from being eaten?
thick, waxy skin
thick stems
thorns or spines
thick leaves
Why do most desert plants have waxy skin?
To help the plant collect rain water
To help the plant store or save water inside
Because it is hot in the desert
So animals won't eat the plant
Desert plants are able to survive long periods with no rain. Which of these plants would you find in the desert?
cactus
conifer
grasses
wildflowers
A cactus is adapted to survive in desert conditions. Which of the following is NOT true?
Flowers only open during the heat of the day
The leaves are spines to prevent water loss
The leaves are spines to stop animals eating them
The swollen stem stores water
Deserts are hot and dry so an example of a plant adaptation here is...
long and deep root systems to absorb ground water
plants grow on each other to reach sunlight
dark in color to absorb sunlight
grow on each other to protect from wind
Desert plants need shallow roots so they can collect water quickly.
True
False
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