ADAPTATIONS 1
How can a chameleon changing its colors to match its surroundings help the chameleon?
A) It can hide from other animals.
B) Prey insects will be able to see them easily.
C) It can help them move faster.
D) It will stand out to predators.
A) It can hide from other animals.
Many flowers are designed to attract _______. This helps the plant to reproduce.
A) water
B) insects
C) sunlight
D) oxygen
B) insects
How could the spines on a barrel cacti help the cacti to survive?
A) Spines help the cacti find water.
B) Spines help the cacti find food.
C) Spines help protect the cacti.
D) Spines attract animals to the cacti.
C) Spines help protect the cacti.
When this lizard finds a coyote, it will spray blood from its eyes at the coyote. Then the lizard will run a short distance and stay very still to blend into the background. Why does the horned lizard do this?
A) to escape from the coyote.
B) to play with the coyote.
C) to attract other horned lizards.
D) to catch and eat the coyote.
A) to escape from the coyote.
Why does pulling out weeds help a vegetables in a garden grow?
A) It makes it easier to find the vegetables.
B) It gives the vegetables more space to grow.
C) It keeps the garden from looking bad.
D) It keeps the garden neat and clean
B) It gives the vegetables more space to grow.
A cactus' roots are long, but close to the surface of the ground, and they cover a large area. What is the possible advantage that this root system offers the cactus?
A) It doesn't help the cactus at all.
B) It makes getting water easier and quicker.
C) It makes the cactus look pretty.
D) It makes getting water harder and slower.
B) It makes getting water easier and quicker.
Plants have different survival mechanisms, called adaptations. Some kinds of _______ do not have leaves. This prevents moisture loss in dry climates.
A) grass
B) carrots
C) tulips
D) cacti
D) cacti
Based on the structure of the giraffe's body, what do giraffes most likely eat?
A) fish
B) birds
C) zebras
D) leaves
D) leaves
Flowering plants often attract insects, which can spread their pollen to other plants and areas. Having flowers is an example of an adaptation that helps the plants
A) reproduce
B) keep predators away
C) get food
D) look pretty
A) reproduce
Plants take in water and nutrients from _______.
A) the soil
B) sunlight
C) concrete
D) space
A) the soil
Jaguars have two canines on top and two on the bottom. How are canine teeth used?
A) Canines are used for crushing food.
B) Canines are used to grind plants.
C) Canines are used for cutting plant leaves.
D) Canines are used to tear apart meat.
D) Canines are used to tear apart meat.
Anteaters have sticky tongues to help them catch insects. What type of adaptation is this?
A) respiratory
B) behavioral
C) physical
D) learned
C) physical
What function is the beak of the hawk best adapted for?
A) crushing seeds
B) finding a mate
C) tearing meat
D) hiding the hawk
C) tearing meat
Vines are plants that can use other structures to grow. They can grow on most objects, such as buildings and trees. Which best describes why the vine below is growing on the pole?
A) to get nutrients from the pole
B) to reach the soil
C) to keep sunlight from the pole
D) to get as much sunlight as possible
D) to get as much sunlight as possible
Animals need _____ because it provides energy and nutrients necessary to the body to perform life functions.
A) air
B) space
C) food
D) water
C) food
What function are a cheetah's legs most adapted for?
A) digging
B) jumping
C) running
D) swimming
C) running
A wasp can sting many times in a row. One type of wasp doesn't have a stinger, but it tricks other animals into thinking that it does by looking the same as a stinging wasp. When an animal defends itself from others by pretending to be something more dangerous, it is called
A) scaring.
B) mimicry.
C) poisoning.
D) camouflage.
B) mimicry.
Flounder camouflage themselves using special coloring. The coloring helps them blend in with their surroundings when they lay flat on the ocean floor. Why do flounder need good camouflage?
A) to avoid predators
B) to avoid fishing nets
C) to sneak up on sharks
D) to attract mates
A) to avoid predators
Some sheep live together in a very small space. What might happen if too many animals, like the sheep, live in the same area?
A) All animals will live because they get along well.
B) Some may die because of starvation or disease.
C) Some thrive because they want overcrowding.
D) All of the animals will be healthy
B) Some may die because of starvation or disease.
Plants cannot survive without
A) humans taking care of them.
B) fertilizers and pesticides.
C) light from the Sun.
D) being eaten by livestock.
C) light from the Sun.
Camouflage is an example of _______.
A) extinction
B) magnetism
C) a habitat
D) an adaptation
D) an adaptation
The stems of many plants will bend in the direction of _______.
A) shade
B) sunlight
C) noise
D) water
B) sunlight
Leopards' spots act as camouflage. The spots help leopards blend in with the patterns of shadow and light that leaves make. Why do leopards need good camouflage?
A) to avoid humans
B) to sneak up on prey
C) to attract a mate
B) to sneak up on prey
Where do green plants get their energy?
A) water
B) food they eat
C) soil
D) the Sun
D) the Sun
Nick planted a seed in a snowy patch of ground. Although he kept it in the Sun and watered it every day, the temperature never got above freezing, and the seed never grew into a plant. Which of the following is the most likely reason that Nick's seed did not grow?
A) Temperature was too warm for seed to grow.
B) Sun made too much light for the seed to grow.
C) Temperature was too cold for the seed to grow.
D) Seed received too much water for it to grow.
C) Temperature was too cold for the seed to grow.