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WorksheetsScience Benchmark 1 Review
Total questions: 20
Worksheet time: 10mins
Food gives us ___________
energy
oxygen
sunlight
carbon dioxide
Living things that make their own food using energy from the sun, like green plants and algae, are called ___________________.
consumers
prey
producers
predators
The food of almost every living thing begins with __________
sunlight
meat
water
vegetables
Algae that live in the ocean are important because __________.
A. as part of plankton, they are food for many different living things.
they make oxygen for us to breathe
algae are food for tiny little floating animals
all of the above
Animals that eat both plants and animals are called _________________.
carnivores
omnivores
decomposers
herbivores
Animals that cannot make their own food are called __________________.
decomposers
herbivores
omnivores
consumers
Primary consumers are always _____________________.
carnivores
producers
herbivores
omnivores
What percentage of energy would the snake get from eating the frog?
100%
10%
C. 1%
0.1%
In the food chain pictured, how would the community of organisms most likely change if the grasshoppers were removed or died out?
A. The snake population would increase.
The frog population would increase.
The grass population would decrease.
The hawk population would decrease.
The role of decomposers in the food chain is to _____________.
A. consume plants and animals
produce food using energy from the sun
eat decaying matter and return nutrients to the soil
hunt and eat prey
Which of the following are reasons all living things need and use energy?
body repair and healing
growth and movement
maintaining body warmth
all of the above
A vulture eats a dead rabbit killed earlier by a coyote. Which best describes the role of the vulture?
predator
scavenger
parasite
decomposer
Which best describes the hawk's role in the food chain?
producer
herbivore
predator
host
Which statement best compares how the organisms in the ecosystem picture obtain energy?
The trees and grass use light energy to make food, and the deer and butterfly must eat food.
The deer and butterfly make food, and the trees and grass must eat food.
The deer, butterfly, grass, and trees make food.
The deer, butterfly, grass, and trees eat food.
The plants in the picture obtain the needed materials for growth from the _______________.
air and water
rocks and soil
butterfly and deer
insects and bugs
What is produced by the trees and grass during photosynthesis that the deer and butterfly need to survive?
carbon dioxide
oxygen
water
sugar
Photosynthesis takes what 3 things to create energy?
Oxygen, water, and energy
Carbon dioxide, cytoplasm, and energy
Carbon monoxide, cytoplasm, and energy
Carbon dioxide, water, and sunlight
on: Which of the following is the best description of where the process of photosynthesis takes place and what happens?
Photosynthesis takes place in the soil where water and the plant root convert nutrients from the soil into energy.
Photosynthesis takes place in the air where light energy meets carbon dioxide converting the air into simple sugars, which plants use for food.
Photosynthesis takes place in the plant leaves where the sun's energy is used to convert carbon dioxide and water into sugar and oxygen.
Photosynthesis takes place in the sun where oxygen and water is converted to simple sugars the plant needs to grow.
Plants get the carbon dioxide needed for photosynthesis from the _______________.
water
sun
air
glucose
The process of photosynthesis happens inside the _____________, which is located in the plant's leaf.
Phloem
Chloroplasts
Xylem
Glucose
