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WorksheetsSTAAR Spiral Review 7.5C 7.6AB
Total questions: 50
Worksheet time: 35mins
Name
Class
Date
1.
What is another name for producer?
a)
consumer
b)
herbivore
c)
autotroph
d)
lichen
2.
What does every food chain start with?
a)
producers
b)
sun
c)
consumer
d)
decomposers
3.
An organism that needs to eat other organisms to obtain energy is known as a:
a)
Autotroph
b)
Producer
c)
Consumer
d)
Mutualist
4.
Consumer that eats plants
a)
heterotroph
b)
herbivore
c)
producer
d)
community
5.
The rabbit in this food web would be considered a:
a)
Decomposer
b)
Producer
c)
Secondary Consumer
d)
Primary Consumer
6.
In the energy pyramid here, which organisms have the most energy available?
a)
Producers
b)
Carnivores
c)
Herbivores
d)
Top Predator
7.
Where do crickets get their energy?
a)
Cattails
b)
Marsh Grass
c)
Grasshoppers
d)
Shrews
8.
Which organism has the most energy and which organism has the least amount of energy? Choose the best answer.
a)
mosquito and grass
b)
mouse and grass
c)
grass and owl
d)
grass and small bird
9.
An organism that lives by breaking apart dead organic matter into simpler parts is...
a)
scavenger
b)
consumer
c)
decomposer
d)
carnivore
10.
What is this called?
a)
Food Web
b)
Food Chain
c)
Abiotic Factors
11.
A pyramid that shows how much energy transfers to the next level in a food chain.
a)
Food Web
b)
Food Chain
c)
Energy Pyramid
d)
Egyptian Pyramid
12.
A system consisting of all the interactions that occur between the abiotic and biotic factors within an environment.
a)
Computer System
b)
Environmental System
c)
Food Web
d)
Ecosystem
13.
Overlapping food chains with different pathways for the flow of food energy in an ecosystem.
a)
Food Web
b)
Food Chain
c)
Energy Pathway
d)
Food Drive
14.
Organic compounds are always based on what element?
a)
hydrogen
b)
water
c)
carbon
d)
arsenic
15.
A pure substance that cannot be broken down into simpler substances.
a)
element
b)
compound
c)
molecule
d)
carbon dioxide
16.
Is this an example of an organic or inorganic compound?
C56H58Cl14CuN16S4
C56H58Cl14CuN16S4
a)
Organic
b)
Inorganic
17.
Is this an example of an organic or inorganic compound?
a)
Organic
b)
Inorganic
18.
Is this an example of an organic or inorganic compound?
a)
Organic
b)
Inorganic
19.
Organic or Inorganic?
a)
Organic
b)
Inorganic
20.
Organic or Inorganic?
a)
Organic
b)
Inorganic
21.
Organic or Inorganic?
a)
Organic
b)
Inorganic
22.
All of the following are found in organic compounds EXCEPT
a)
Carbon
b)
Helium
c)
Oxygen
d)
Nitrogen
23.
Which of the following is not a compound?
a)
HCl
b)
Cl
c)
NaCl
d)
CO2
24.
All organic compounds contain the element
a)
carbon
b)
nitrogen
c)
phosphorus
d)
sulfur
25.
Carbon is considered an element while carbon dioxide is considered a compound. This is because carbon dioxide is –
a)
a gas at room temperature.
b)
made of two different elements.
c)
given off by green plants.
26.
Compounds are different than elements because compounds are -
a)
A combination of two or more elements.
b)
B)not able to be broken down into parts
B)not able to be broken down into parts
c)
made from the same type of atoms
d)
a pure substance, elements are not
27.
Chewing food is an example of _____________.
a)
chemical digestion
b)
physical digestion
28.
Where would you expect to find hydrochloric acid?
a)
stomach
b)
small intestine
c)
liver
d)
large intestine
29.
Which stage of digestion removes water?
a)
large intestine
b)
small intestine
c)
mouth
d)
stomach
30.
Where does the first step of digestion take place?
a)
in the stomach.
b)
in the mouth.
31.
Chewing food with teeth is an example of a
a)
physical change
b)
chemical change
32.
Changes the size, shape, or color of food:
a)
Physical digestion
b)
Chemical Digestion
33.
The stomach releases hydrochloric acid and enzymes that break down the protein in meats and turn the protein into amino acids. This change is
a)
Physical
b)
Chemical
34.
Acids and enzymes are used in
a)
physical digestion
b)
chemical digestion
35.
During chemical digestion
a)
only changes in size and shape occur
b)
food is chemically changed by acid, bases and enzymes
36.
Which body system is this?
a)
Digestive
b)
Nervous
c)
Cardiovascular
d)
Muscular
37.
Mechanical
a)
Physical
b)
Chemical
38.
Chew
a)
Physical
b)
Chemical
c)
Both
39.
Grind
a)
Physical
b)
Chemical
c)
Both
40.
Tear or Rip
a)
Physical
b)
Chemical
c)
Both
41.
Mash or Crush
a)
Physical
b)
Chemical
c)
Both
42.
Mix with water
a)
Physical
b)
Chemical
c)
Both
43.
Break Down
a)
Physical
b)
Chemical
c)
Both
d)
Neither
44.
Convert
a)
Physical
b)
Chemical
c)
Both
d)
Neither
45.
Saliva
a)
Physical
b)
Chemical
c)
Both
d)
Neither
46.
Enzyme
a)
Physical
b)
Chemical
c)
Both
d)
Neither
47.
Acid
a)
Physical
b)
Chemical
c)
Both
d)
Neither
48.
Mix
a)
Physical
b)
Chemical
c)
Both
d)
Neither
49.
Mouth
a)
Physical
b)
Chemical
c)
Both
d)
Neither
50.
Stomach
a)
Physical
b)
Chemical
c)
Both
d)
Neither
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