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LIFE SCIENCE REVIEW

Total questions: 50

Worksheet time: 29mins

Name
Class
Date
1.

A TINY STRUCTURE IN THE PLANT CELL THAT CONTAINS CHLOROPHYLL. THIS IS WHERE PHOTOSYNTHESIS TAKES PLACE

a)

CHLOROPHYLL

b)

CHLOROPLAST

c)

STOMATA

d)

LEAF

2.

A GREEN PIGMENT THAT ABSORBS SUNLIGHT AND GIVES LEAVES THEIR GREEN COLOR.

a)

CHLOROPLAST

b)

CLOROPHYLL

c)

STOMATA

d)

GREEN CELLS

3.

WHEN WE BREATHE, WE TAKE IN _________ FROM THE AIR AND LET OUT CARBON DIOXIDE.

a)

NITROGEN

b)

CARBON DIOXIDE

c)

OXYGEN

d)

WATER

4.

CARBON DIOXIDE IS TAKEN IN BY VERY SMALL HOLES IN A PLANT'S LEAVES CALLED __________.

a)

WATER

b)

STOMATA

c)

CLOROPLASTS

d)

SUGAR

5.

IF A PLANT TAKES IN CARBON DIOXIDE AND RELEASES OXYGEN, WHAT DOES THE PLANT USE FOR ENERGY?

a)

ROOTS

b)

GLUCOSE

c)

OXYGEN

d)

CARBON DIOXIDE

6.

FINISH THE FORMULA FOR PHOTOSYNTHESIS:

CARBON DIOXIDE + SUNLIGHT + (a)   = OXYGEN + GLUCOSE

7.

A PERSON GROWS TWO PLANTS OF THE SAME TYPE IN DIFFERENT LOCATIONS. ONE PLANT IS LOCATED INSIDE NEAR A LAMP, AND THE OTHER IS OUTSIDE ON A WINDOW LEDGE. WHY DOES THE PERSON PLACE THE PLANT LOCATED INSIDE NEAR A LAMP?

a)

THE PLANT NEEDS LIGHT FOR PHOTOSYNTHESIS

b)

THE PLANT NEEDS WATER FOR PHOTOSYNTHESIS

c)

THE PLANT WILL NOT GROW UNLESS IT IS WARMED TO THE SAME TEMPERATURE AS THE OUTSIDE PLANT

d)

THE PLANT WILL NOT GROW UNLESS IT HAS THE SAME AMOUNT OF SOIL AS THE OUTSIDE PLANT

8.

THE PART OF THE PLANT THAT ABSORBS WATER FROM THE GROUND

a)

STOMATA

b)

LEAVES

c)

STEM

d)

ROOTS

9.

PLANTS AT THE BOTTOM OF A FORREST OR JUNGLE HAVE ________, _______ LEAVES TO HELP CAPTURE SUNLIGHT.

a)

BROAD, THIN

b)

SMALL, THICK

c)

BROAD, THICK

d)

TINY, THIN

10.

HUMANS USE PLASTIC PRODUCTS AND PRODUCE LARGE QUANTITIES OF PLASTIC WASTE. THIS WASTE ENDS UP IN LANDFILLS AND OCEANS, CAUSING FURTHER HARM TO THE ENVIRONMENT.

WHICH WOULD BE BEST FOR THE ENVIRONMENT AND A LONG-TERM SOLUTION TO REDUCE THE AMOUNT OF PLASTIC WASTE THAT ENDS UP IN LANDFILLS AND OCEANS?

a)

GATHERING AND BURNING THE PLASTIC WASTE TWICE A YEAR

b)

REPLACING PLASTIC WITH MATERIALS THAT NATURALLY BREAK DOWN TO FORM SOIL

c)

MAKING NEW PLASTIC PRODUCTS FROM STRONGER PLASTIC

d)

STORING PLASTIC WASTE IN LARGE CONTAINERS ABOVE GROUND

11.

WHAT KIND OF ECOSYSTEM WOULD YOU FIND BEARS, WOLVES, AND SQUIRRELS?

a)

TROPICAL RAINFOREST

b)

DECIDUOS FOREST

c)

TUNDRA

d)

DESERT

12.

WHAT TYPE OF ECOSYSTEM CONTAINS NO TREES AND ONLY PLANTS WITH SHALLOW ROOTS?

a)

ARTIC TUNDRA

b)

AQUATIC

c)

TROPICAL RAINFOREST

d)

GRASSLAND

13.

WHAT TYPE OF ECOSYSTEM HAS VERY LITTLE RAINFALL AND ONLY A FEW TREES?

a)

DESERT

b)

GRASSLAND

c)

JUNGLE

d)

TUNDRA

14.

ALL THE WAYS AN ORGANISM LIVES IS CALLED IT'S __________.

a)

HABITAT

b)

COMMUNITY

c)

POPULATION

d)

NICHE

15.

A BIOTIC FACTOR MEANS ..........

a)

A SET OF ECOSYSTEMS THAT SHARE THE SAME CHARACTERISTIC

b)

NON LIVING THINGS IN AN ECOSYSTEM

c)

ALL THE LIVING PARTS OF AN ECOSYSTEM

d)

THE PLACE WHERE AN ORGANISM LIVES

16.

_____________GET THEIR ENERGY FROM THE SUN.

a)

CONSUMERS

b)

DECOMPOSERS

c)

PRODUCERS

17.

_________ GET THEIR ENERGY FROM OTHER LIVING THINGS.

a)

PRODUCERS

b)

CONSUMERS

c)

DECOMPOSERS

18.

_________ GET THEIR ENERGY FROM DEAD OR DECAYING ORGANISMS.

a)

CONSUMERS

b)

PRODUCERS

c)

DECOMPOSERS

19.

A (N) _____________ IS A PLANT EATER.

a)

HERBIVORE

b)

OMNIVORE

c)

CARNIVORE

20.

A (N) ___________ EATS BOTH PLANTS AND ANIMALS.

a)

HERBIVORE

b)

OMNIVORE

c)

CARNIVORE

21.

A (N) ___________ ONLY EATS MEAT.

a)

HERBIVORE

b)

OMNIVORE

c)

CARNIVORE

22.

_________________ RECYCLES NUTRIENTS BACK INTO THE SOIL.

a)

PRODUCERS

b)

CONSUMERS

c)

DECOMPOSERS

d)

CARNIVORES

23.

THE SOURCE OF ALL (a)   IS THE SUN.

24.

AT THE BOTTOM OF EVERY FOOD PYRAMID LIES THE _____________.

a)

PRIMARY PRODUCERS

b)

PRIMARY CONSUMERS

c)

SECONDARY CONSUMERS

d)

APEX PREDATORS

25.

THIS IS AN EXAMPLE OF A(N) _____________.

a)

DECOMPOSER

b)

HERBIVORE

c)

INVASIVE SPECIES

d)

INSECT

26.

KUDZU, A(N) ____________ SMOTHERS NATIVE PLANTS AND UPROOTS TREES. IT GROWS UP TO A FOOT A DAY

a)

LOCAL DELICACY

b)

NATIVE PLANT

c)

APEX PREDATOR

d)

INVASIVE SPECIES

27.

HOW CAN PLANTS USE THE ENERGY STORED FROM PHOTOSYNTHESIS?

a)

PLANTS CAN RELEASE WATER TO THE ENVIRONMENT

b)

PLANTS CAN ABSORB SUGAR FROM THE ENVIRONMENT

c)

PLANTS CAN STORE POLLEN.

d)

PLANTS CAN GROW LEAVES

28.

A SCIENTIST OBSERVES HIGH LEVELS OF A HARMFUL NUTRIENT IN A RIVER AFTER A MONTH OF HEAVY RAIN. THE SCIENTIST THINKS A FILTRATION SYSTEM COULD PROTECT THE RIVER.

WHICH STEP SHOULD THE SCIENTIST PERFORM NEXT?

a)

THE SCIENTIST SHOULD BUILD A FILTRATION SYSTEM AT THE NARROWEST PART OF THE RIVER

b)

THE SCIENTIST SHOULD DESIGN A FILTRATION SYSTEM TO REMOVE THE HARMFUL NUTRIENTS

c)

THE SCIENTIST SHOULD GATHER INFROMATION ABOUT THE FILTRATION SYSTEM TO FIND PROBLEMS

d)

THE SCIENTIST SHOULD IMPROVE THE FILTRATION SYSTEM TO CATCH SMALLER PARTICLES

29.

SELECT THE WAYS THAT HUMAN'S IMPACT OUR ENVIRONMENT IN A NEGATIVE WAY.

a)

DEFORESTATION

b)

DESERTIFICATION

c)

GLOBAL WARMING

d)

NATURAL DISASTERS

30.

A __________ IS A NATURAL EVENT THAT CAUSES GREAT DAMAGE AND/OR LOSS OF LIFE.

a)

INVASIVE SPECIES

b)

NATURAL DISASTER

c)

POLLUTION

d)

DESERTIFICATION

31.

WE CAN STOP POLLUTION BY ______________

a)

REDUCING

b)

REUSING

c)

REDOING

d)

RECYCLING

32.

_____________ IS HEAT FROM THE EARTH THAT CAN CREATE ENERGY.

a)

COAL

b)

NUCLEAR

c)

SOLAR

d)

GEOTHERMAL

33.

RESOURCES THAT TAKE MILLIONS OF YEARS TO FORM AND CAN BE USED UP.

a)

RENEWABLE RESOURCES

b)

NON-RENEWABLE RESOURCES

c)

POLLUTION

d)

BIOMASS

34.

COAL, OIL AND NATURAL GAS ARE BURNED FOR ENERGY. THESE ARE EXAMPLES OF ______________

a)

RENEWABLE RESOURCES

b)

LUNCH CHOICES

c)

NON-RENEWABLE RESOURCES

d)

FOSSIL FUELS

35.

RENEWABLE RESOURCES ARE ALWAYS AVAILABLE. THEY ARE ALSO CALLED _________________________

a)

RENEWABLE RESOURCES

b)

NON-RENEWABLE RESOURCES

c)

ALTERNATIVE ENERGY RESOURCES

d)

ENVIRONMENTAL RESOURCES

36.

A STUDENT RESEARCHES METHODS TO CONSERVE EARTH'S NATURAL RESOURCES. THE STUDETNS MAKES THE LIST BELOW:

*RECYCLE MORE MATERIALS

*PLANT TREES AND FLOWERS

*RIDE A BICYCLE TO SCHOOL

*RIDE THE BUS OR THE TRAIN

* USE LONGER-LASTING BULBS

*OPEN UP WINDOWS IN THE SUMMER

WHAT 2 CONSERVATION METHODS ARE MOST LIKELY TO REDUCE THE AMOUNT OF WASTE GOING INTO LANDFILLS?

a)

PLANT TREES AND FLOWERS

b)

RIDE THE BUS OR TRAIN

c)

RECYCLE MORE MATERIALS

d)

USE LONGER LASTING BULBS

e)

RIDE A BICYCLE TO SCHOOL

37.

SOME MEDICINES MUST BE KEPT COOL IN A REFRIGERATOR TO BE EFFECTIVE. WHICH STEP WOULD A SCIENTIST MOST LIKELY TAKE TO PREPARE FOR A WARM WEATHER NATURAL DISASTER THAT COULD CAUSE SEVERAL DAYS WITHOUT ELECTRICITY?

a)

STOCK A FREEZER WITH ICE

b)

INSTALL A WOOD-BURNING STOVE

c)

GATHER A GENERATOR AND THE FUEL TO POWER IT

d)

STORE ENOUGH MEDICINE TO MAKE UP FOR THE DELIVERY DAYS

38.

Which of the following lists ONLY abiotic factors?

a)

plants, animals, water

b)

fungus, soil, water

c)

soil, water, sunlight

d)

fungus, animals, plants

39.

Which of the following lists ONLY biotic factors?

a)

plants, animals, water

b)

fungus, animals, plants

c)

water, soil, sunlight

d)

water, fungus, soil

40.

What is the grass in this food chain?

a)

producer

b)

primary consumer

c)

secondary consumer

41.

The snake in this food chain is a

a)

producer

b)

primary consumer

c)

secondary consumer

42.

What level consumer is the hawk?

a)

Primary

b)

Secondary

c)

Tertiary

d)

Quaternary

43.

Which organism has the most energy stored in their cells?

a)

Grass and Wildflowers

b)

Mouse

c)

Snake

d)

Hawk

44.

A park is home to a large number of robins, squirrels, and rabbits. The robins and squirrels live in the park’s trees. The robins feed on earthworms and insects that live on the ground. The squirrels eat the acorns produced by the park’s oak trees. The rabbits hide in the bushes and feed on the grass. Which factor would directly limit the number of robins and squirrels that could live in this park?

a)

number of acorns

b)

number of robins

c)

number of squirrels

d)

number of trees

45.
What two organisms get thier energy direrctly from insect larve?
a)
Algae and Minnows
b)
Sunfish and Bass
c)
Minnows and Sunflish
d)
Snails and Snapper Turtles 
46.

The green plant gives energy to the goat, mouse, and --

a)

kite

b)

rabbit

c)

snake

d)

owl

47.

What would happen if the grass died?

a)

Only the grasshopper would die

b)

The grasshopper and frog would die

c)

All the animals would die

d)

Only the snake would die

48.

The biome known for trees with broad leaves that fall off the trees in the winter.

a)

Deserts

b)

Tropical Rain Forests

c)

Coniferous Forests

d)

Deciduous Forests

49.
How would the woodpecker population in a forest area most likely be affected if a housing development is built in that area?
a)
They would produce more offspring.
b)
They would change the color of their feathers.
c)
They would experience a decrease in competition.
d)
They would experience a decrease in available food.
50.

In the food chain - snake, rabbit, grass - What would happen if the snake became extinct?

a)

There would be less rabbits.

b)

There would be more grass.

c)

There would be more rabbits.