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WorksheetsLife Science Assessment
Total questions: 13
Worksheet time: 25mins
Which of the following gases do plants produce as a waste product during photosynthesis?
propane
carbon dioxide
hydrogen
oxygen
Tia has labeled the following diagram of a plant. Now she needs to add descriptions for each of the parts.
Which description should she write for the flower?
uses energy from the sun, carbon dioxide, water and nutrients to make food for the whole plant
physically supports the leaves, flowers, and fruit and contains tissues that transports water and nutrients
attracts insects for pollination
take in water and nutrients from the soil
In which stage of the butterfly's life cycle is the exoskeleton formed?
egg
larva
pupa
adult
All of these animals can be grouped as mammals because they share all of the following characteristics EXCEPT:
They are all the same size.
They are all vertebrates.
They all breathe air
All of their mothers produce milk.
Look at the labeled cells above. What can be determined from these pictures?
The cell on the left is a plant cell because it has a cell wall.
The cell on the right is an animal cell because it has centrioles.
Both cells have a nucleus.
All of the above
How do decomposers help other organisms survive?
Decomposers only consume plants.
Decomposers break down bones, feathers, fur, droppings, wood, and dead plants into nutrients that plants can gather from the soil.
Decomposers break down plants into pieces that omnivores can digest.
Bacteria and fungi are decomposers.
Use the organisms in the food web to answer the following question. Which organisms are producers?
red fox, red-tailed hawk, and great horned owl
red fox and blue jay
oak tree, blackberry bush, and grass
oak tree, mouse, red-tailed hawk, and great horned owl
Which organisms are omnivores?
blue jay and red fox
mouse, blue jay, and grasshopper
red fox and great horned owl
grass, grasshopper, spider, blue jay, and great horned owl
Which is a logical food chain from this food web?
oak treat -> blackberry bush -> grass
oak tree -> mouse -> red tailed hawk -> great horned owl
blackberry bush -> mouse -> red fox -> oak tree
grasshopper -> blue jay -> mouse -> oak tree
Consider the food chain below.
grass -> grasshopper -> spider
What might happen if the spiders were taken away?
The grasshopper population might increase.
More grass might be eaten.
Grass might eventually become scarce.
All of the above.
Where would you most likely find a polar bear?
grasslands
tundra
desert
mild forest lands
Look at the picture. Which of the following characteristics is least likely inherited from the dog's parents?
his short legs
his short fur
his grey balloon
his long body
Bears living in national parks have learned to look for food left out at campsites. This is an example of
the bear wanting to keep the park clean
the bear adapting to changes in its environment
the bear being tamed by humans
the bear becoming an herbivore
