Food Chains
Changes to an Ecosystem
Migration
Hibernation
Fossils
100
A.) strawberry plant
B.) mockingbird
C.) bobcat
D.) snail
A.) Strawberry Plant
100
Which organism is most likely to perish in a flood?
A.) Coyotes
B.) Owls
C.) Desert Mice
D.) Gila Lizards
C. Desert Mice
100
Why do wildebeests migrate during the dry season?
A) To find water and fresh grass to eat
B) To stay in one place and sleep
C) To avoid predators by hiding
D) To build nests for their babies
A) To find water and fresh grass to eat
100
Bears hibernate to save energy. When might they hibernate?
A. ) When the Weather is Dry
B.) When the weather is Rainy
C.) When the weather is Cold
D.) When the weather is Hot
C.) When the weather is Cold
100
Which of the following best explains how fossils help scientists?
A) Fossils show what plants and animals look like today.
B) Fossils tell us about living things that lived long ago.
C) Fossils are made from living plants and animals.
D) Fossils can only be found in deserts.
B) Fossils tell us about living things that lived long ago.
200
Which statement is true?
A.) The mouse receives energy from the hawk.
B.) The cricket gives energy to the wheat seeds.
C.) The hawk receives energy from the mouse.
D.) The mouse gives energy to the cricket.
C.) The hawk receives energy from the mouse.
200
If a forest ecosystem experienced a long drought, which of these is most likely to occur?
Choose TWO correct answers.
A.) Some animals will migrate to new areas.
B. The deer will eat squirrels instead of leaves.
C. ) More desert animals will move in.
D.) The trees will grow taller.
E.) Many plants will perish.
A.) Some animals will migrate to new areas.
E.) Many plants will perish.
200
Which statement describes what causes wildebeest to migrate to new places?
A. There is not enough rain where they live.
B. It is too warm where they live.
C. There is too much snow where they live.
D. It is too rainy where they live.
A. There is not enough rain where they live.
200
What happens when a plant becomes dormant?
A.) The plant slows down growth.
B.) The plant blooms flowers and grows new fruit.
C.) The plant will move to another place to survive
D.) The plant grows new leaves.
A.) The plant slows down growth.
200
A.) A desert
B.) shallow sea
C.) a grassland
D.) a rainforest
B.) Shallow Sea
300
What might happen to the ecosystem if all the snakes perished?
A.) There would be no change.
B.) The grasshoppers would get sick and die.
C.) The frog population would increase.
D) The hawks would start to eat grass.
C.) The frog population would increase.
300
Which of the following events might be caused by forest fires?
A. ) Plants die from lack of water.
B.) Animals perish because there is too much water.
C. ) Animals must move because their shelters are destroyed.
D.) The ponds will dry up and fish will perish.
C. ) Animals must move because their shelters are destroyed.
300
Students observe animals migrating south. Which statements explain why the animal migrates?
Choose TWO correct answers
A. temperatures are just rignt and they have enough food
B. temperatures are very cold and water is frozen
C. just the right amount of precipitation for flowers to bloom
D. temperatures are very cold and there is not enough food available
B. temperatures are very cold and water is frozen D. temperatures are very cold and there is not enough food available
300
Changes in temperature and precipitation affect animal behavior. How might an animal's behavior change? Choose TWO
A . Geese migrate south in the fall.
B. .Monarch butterflies breathe slowly and their hearts beat slower, too.
D. Salmon eat extra food before winter.
D. Monarch butterflies fly south each fall.
A . Geese migrate south in the fall.
D. Monarch butterflies fly south each fall.
300
Which fossil shown below is that of an organism that most likely lived on land?
C. )
400
What might happen to the grass and frog populations if there was an increase in the grasshopper population?
Grass - Decrease
Frog - Increase
400
Many grasslands experience rainstorms in the spring that can create floods.
What will most likely happen to the organisms in the grassland during the flood?
A.) All of the organisms will have more water and will thrive.
B.) The coyotes will start drinking the water.
C.) The hawks will fly to a new area and survive.
D.) The jackrabbits will burrow underground and survive
C.) The hawks will fly to a new area and survive.
400
Which of these is NOT a reason animals migrate?
A) To escape cold weather
B) To find food
C) To sleep all winter without moving
D) To find safer places to raise their young
C) To sleep all winter without moving
400
What happens to an animal’s body during hibernation?
A) The animal stays awake and active all winter.
B) The animal’s body temperature and breathing slow down to save energy.
C) The animal grows bigger and eats more food.
D) The animal moves to a warmer place every day.
B) The animal’s body temperature and breathing slow down to save energy.
400
Why are some fossils found in areas where the environment looks very different today?
A) Because the Earth’s surface and climate have changed over millions of years
B) Because fossils can only move to new places
C) Because animals lived everywhere all the time
D) Because fossils grow in new places every year
A) Because the Earth’s surface and climate have changed over millions of years
500
Which of these is a possible food chain?
A.) Bison → Prairie dog → Blue stem grass → Sun
B.) Cotton bollworm moth → Mexican free-tailed bat → Coyotes
C.) Grama grass → Prairie dog → Coyotes
D.) Sun → Blue stem grass → Red-tailed hawk
C.) Grama grass → Prairie dog → Coyotes
500
A drought is happening in a forest. What might happen to the trees?
Select TWO correct answers.
A.) The tree population may decrease.
B.) The tree population may thrive.
C.) The tree population may increase.
D.) Some trees may perish.
A.) The tree population may decrease.
D.) Some trees may perish.
500
How do animals know when it is time to migrate?
A) They follow other animals without any cues
B) They respond to changes in daylight, temperature, and food availability
C) They migrate randomly without any pattern
D) They only migrate when humans move them
B) They respond to changes in daylight, temperature, and food availability
500
Why do some plants enter dormancy during certain seasons?
A) To protect themselves from harsh weather by slowing down growth and conserving energy
B) To grow taller and produce more leaves quickly
C) To attract more insects for pollination
D) To change their color and taste
A) To protect themselves from harsh weather by slowing down growth and conserving energy
500
Scientists believe there was a sudden change in the environment.
Which statements are supported by the information in the diagram? Select TWO correct answers.
A.) Layer 1 supported aquatic (water) plants.
B.) The formation of Layer 3 occurred before the formation of Layer 4.
C.) At one time, the area was covered by an ocean
D.) The formation of Layer 3 occurred before the formation of Layer 2
E.) Large trees most likely grew in Layers 3 and 4.
C.) At one time, the area was covered by an ocean
D.) The formation of Layer 3 occurred before the formation of Layer 2