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5th Grade Life Science Practice Test 1



Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

All of the following are necessary for photosynthesis to occur EXCEPT
a.
water
c.
carbon dioxide
b.
chlorophyll
d.
nitrogen
 

 2. 

The energy neccessary to power photosynthesis comes from the
a.
sun
c.
animals
b.
plants
d.
water
 

 3. 

Light is absorbed by this material in the process of photosynthesis
a.
chlorophyll
c.
carbon dioxide
b.
water
d.
oxygen
 

 4. 

A group of organs working together to perform body functions is known as:
a.
an organ colony
c.
an organ system     
b.
a body structure
d.
a functional system
 

 5. 

Would the following set of items be a system:?: a math center, a science lab station, an art table, a set of recorder music makers, a reading center with bean bag chairs.
a.
no because none of them works together
c.
yes because they are all part of the learning resources in the classroom
b.
yes because they are all part of the school building
d.
no because they don’t exist in a real classroom
 

 6. 

Ducks often swim in water.  What part of their body is specifically designed to provide movement in the water?
a.
feathers
c.
bills
b.
webbed feet
d.
hollow bones
 

 7. 

John and Ruth both planted flowers in their dad’s garden.  Ruth planted her flowers under the tree branches growing over the edge of the garden.  John planted his in the middle of the garden away from the tree.  Given this information, which statement below would be the most logical hypothesis possible?
a.
Ruth’s flowers will grow the largest because they will not be burnt by the sun
c.
Ruth’s flowers will produce healthy petals because the soil is better under the tree
b.
John’s flowers will grow largest because they will receive more sunlight
d.
John’s flowers will grow taller because the soil in the center of the garden has more nutrients
 

 8. 

Which part of the plant cell is the letter “A” pointing?
         mc008-1.jpg
a.
cell wall
c.
cell membrane
b.
nucleus
d.
chloroplast
 

 9. 

mc009-1.jpg

Which letter on the diagram above represents the nucleus of a plant cell?
a.
a
c.
c
b.
b
d.
d
 

 10. 

mc010-1.jpg
      
Letter “B” represents the ____________ in a plant cell.
a.
cell wall
c.
cell membrane
b.
nucleus
d.
chloroplast
 

 11. 

Which group below has the ingredients necessary for photosynthesis to occur?
a.
water, air, sun
c.
carbon dioxide, chlorophyll, water
b.
chlorophyll, air, sun
d.
air, chlorophyll, water
 

 12. 

What is the power source that helps photosynthesis occur?
a.
batteries
c.
sun
b.
electricity
d.
heaters
 

 13. 

What ingredient for photosynthesis is missing in this list?: the sun, carbon dioxide, chlorophyll and:
a.
water
c.
dirt
b.
air
d.
fertilizer
 

 14. 

One difference between plant and animal cells is:
a.
plant cells are larger
c.
plant cells have no mitochondria
b.
animal cells have more nucleuses
d.
animal cells have no cell wall
 

 15. 

The definition of a cell is:
a.
the first part of all organisms
c.
the basic structural and functional unit of all organisms
b.
small parts of the whole unit in plants and animals
d.
a small part of a plant or animal that contains cell membranes and nuclei
 

 16. 

Which of these is not a system?
a.
skeletal
c.
cellular
b.
nervous
d.
school district
 

 17. 

Which system acts as the transport system in the body?
a.
nervous
c.
skeletal
b.
circulatory
d.
digestive
 

 18. 

Which system works with the skeletal system to control movement in the body?
a.
muscular
c.
nervous
b.
endocrine
d.
immune
 

 19. 

The immune system is for:
a.
delivering nutrients
c.
stopping disease
b.
preventing suffocation
d.
moving blood
 

 20. 

A “principal, vice principal, teacher” is the same as a “brain, spine, nerves” is an example of:
a.
a line arrangement
c.
a body
b.
a system
d.
an organization
 



 
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