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Elephant Storyline Review

Total questions: 150

Worksheet time: 3hrs 48mins

Name
Class
Date
1.

Which trophic level is made up by plants?

a)

Producers

b)

Primary (1st) Consumers

c)

Secondary (2nd) Consumers

d)

Tertiary (3rd) Consumers

2.

Which trophic level is made up by herbivores? 

a)

Producers

b)

Primary (1st) Consumers

c)

Secondary (2nd) Consumers

3.

Which feeding niche makes up secondary (2nd) Consumers?

a)

Producers

b)

Herbivores

c)

Carnivores

d)

Carnivores and/or omnivores

4.
Why do the fragments of DNA in gel electrophoresis travel away from the negative electrode?
a)
DNA is negatively charged so attracted to the positive end of the unit
b)
DNA is positively charged to attracted to the negative end of the unit
c)
the agarose gel in negatively charged
d)
the agarose gel is positively charged
5.

What is the correct claim for this crime scene?

a)

Suspect 1 committed the crime.

b)

Suspect 2 committed the crime.

c)

Suspect 3 committed the crime.

d)

Suspect 4 commited the crime.

e)

Need more evidence to make a claim.

6.
Which two bear species are most closely related?
a)
Bear 1 and Bear 2
b)
Bear 1 and Bear 3
c)
Bear 2 and Bear 3
d)
There’s no way to tell
7.
DNA fingerprinting works because
a)
Most genes are dominant
b)
All organisms contain RNA
c)
The most important genes are different among most people
d)
No two people, except identical twins, have exactly the same DNA 
8.

Having two identical alleles at a given locus.

a)

Heterozygous

b)

Homozygous

c)

Frequency

9.

Gel Electrophoresis separates molecules by

a)

Shape

b)

Color

c)

Size

d)

Atom

10.

Collection of DNA fragments that can be used to identify genetically unique individuals

a)

Amplify

b)

DNA Ladder

c)

DNA Fingerprint

d)

DNA Analysis

11.

In a forest ecosystem, what would be considered a limiting factor?

a)

Factors that always increase the number of deer

b)

Factors that always decrease the number of trees

c)

Resources that are unlimited for the wolves

d)

Factors/resources that limit how many animals can live in the forest at the same time

12.

During a field study, identify the abiotic factors from the list below.

a)

Decomposing leaves

b)

Soil pH level

c)

A colony of ants

d)

Ultraviolet radiation

13.

Check all of the boxes that show examples of biotic factors.

a)

Rain

b)

Humans hunting

c)

Predators

d)

Wildfire

14.
Why is the mouse population changing over time?
a)

The light mice can reproduce more successfully than the dark mice

b)

The hawks eat more dark mice than light mice because the dark mice taste better

c)

The hawks eat more light mice than dark mice because they can see the light mice more easily

d)

The hawks eat more dark mice than light mice because they can see the dark mice more easily

15.

A polar bear's white fur helps it to blend in with the ice and snow. This is an example of:

a)

species

b)

lifespan

c)

adaptation

d)

mutation

16.

Which statement best describes a relationship between mitochondria and chloroplasts?

a)

Mitochondria release chemical energy from molecules and store it in chloroplasts.

b)

Chloroplasts release chemical energy from molecules and store it in mitochondria.

c)

Mitochondria convert chemical energy into light energy that can be used by chloroplasts.

d)

Chloroplasts convert light energy into chemical energy that can be used by mitochondria.

17.

Imagine a runner preparing for a marathon. Before the race, they consume a meal rich in carbohydrates. Which of the following are the reactants that their body will use in the process of cellular respiration to convert this meal into energy?

a)

carbon dioxide and water

b)

glucose and oxygen

c)

carbon dioxide and oxygen

d)

glucose and water

18.

In a forest ecosystem, how do the processes of photosynthesis and cellular respiration differ in trees?

a)

Cellular respiration stores ATP, while photosynthesis releases ATP.

b)

Cellular respiration produces oxygen, while photosynthesis uses oxygen.

c)

Photosynthesis releases energy, while cellular respiration stores energy.

d)

Photosynthesis uses carbon dioxide, while cellular respiration produces carbon dioxide.

19.

In a high school biology lab, students are studying a process that releases chemical energy from sugars and other carbon-based molecules to make ATP when oxygen is present. Which process are they studying?

a)

photosynthesis

b)

light-independent reaction

c)

cellular respiration

d)

light-dependent reaction

20.

In a garden, what processes do the plants perform?

a)

photosynthesis

b)

cellular respiration

c)

BOTH photosynthesis and cellular respiration

d)

NEITHER photosynthesis or cellular respiration

21.

Baby genotype: C/D

Mother genotype: A/C

Father genotype: C/D

Which allele did the FATHER give to the baby?

a)

A

b)

B

c)

C

d)

D

22.

2. In a crime scene investigation, which biomolecules would forensic scientists analyze to match the genetic information of the suspect?

a)

Proteins

b)

Lipids

c)

Carbohydrates

d)

Nucleic Acids

23.

5. Which biomolecules provide quick energy for the cell and also provide materials to build the cell membrane/wall?

a)

Carbohydrates

b)

Proteins

c)

Lipids

d)

Nucleic Acids

24.

In the context of nutrition, which biomolecule composed of Carbon, Hydrogen, Oxygen, and Nitrogen is essential for building muscle mass?

a)

Carbohydrate

b)

Lipid

c)

Protein

d)

Nucleic acid

25.

In a forest ecosystem, which organisms are involved in converting oxygen back into carbon dioxide?

a)

Deer and rabbits

b)

Trees and shrubs

c)

Both

26.

Based on the graph, what happens to the amount of kelp as sea otter numbers decrease?

a)

As the sea otter population decreases, kelp increases.

b)

As the sea otter population decreases, kelp decreases.

c)

As the sea otter population decreases, kelp doesn't change.

27.

Imagine a long-distance runner during a marathon. Which of the following are the products produced in their muscle cells through cellular respiration to keep them moving?

a)

CO2 + H2O + ATP (Energy)

b)

O2 + Glucose

c)

O2 + H2O + ATP (Energy)

d)

CO2 + H2O + light

28.

In a garden, which of the following are the reactants that plants use for Photosynthesis?

a)

O2 + Glucose

b)

O2 + H2O

c)

CO2 + H2O

d)

CO2 + Glucose

29.

While studying nutrition, Sarah learns about the building blocks of various nutrients. She wonders, what is the monomer for proteins?

a)

monosaccharide

b)

glycerol & fatty acid

c)

amino acid

d)

nucleotide

30.

Which of the following would be considered a biotic factor in the lions' environment that affects their survival?

a)
b)
c)
d)
31.

Which of the following would be considered an abiotic factor in the lions' environment that affects their survival?

a)
b)
c)
d)
32.

A gene is best described as...

a)

a special cell to pass on genetic information

b)

a coiled up strand of DNA that carries genes

c)

a section of DNA that codes for a trait

33.

The word "primary" means "first."

If that's true, what does primary consumer mean?

Hint: look carefully at the food chain!

a)

the first organism in a food chain

b)

the first organism that consumes something else for energy

34.

A carnivore is an animal which

a)

hunts and eats other animals. Can only be predator.

b)

hunts and eats other animals. Can be both prey and predator.

c)

eats both plants and other animals. Can be both prey and predator.

d)

eats only grass and plants. It's usually a prey.

35.

According to the graph, how do plants obtain their nitrogen needs?

a)

Denitrification bacteria

b)

Nitrogen fixing bacteria

c)

The "breathe" it in

d)

Plants don't need nitrogen

36.

What percentage of energy gets transferred to each level in the energy pyramid?

a)

1

b)

10

c)

50

d)

100

37.

According to the image, what is the producer?

a)

plant

b)

insect

c)

mouse

d)

snake

38.

The word "primary" means "first."

If that's true, what does primary consumer mean?

Hint: look carefully at the food chain!

a)

the first organism in a food chain

b)

the first organism that consumes something else for energy

39.
The arrows in a food chain or web represents what?
a)
They point to the organism that is being eaten.
b)
It shows how sunlight flows within an ecosystem.
c)
They show what direction the energy is flowing between organisms. 
d)
They represent how water is transferred within a habitat.
40.
What does a food web represent?
a)
All connections of energy flow throughout all organisms in a habitat.
b)
The specific ways that mutualism is carried out.
c)
A single pathway or energy flow between organisms. 
d)
How carnivores get their food. 
41.
Which organism recieves the least amount of energy from the producer?
a)
Owl
b)
Grasshopper
c)
Lilypad
d)
Mouse
42.

During a field study, identify the abiotic factors from the list below.

a)

Decomposing leaves

b)

Soil pH level

c)

A colony of ants

d)

Ultraviolet radiation

43.

The variety of organisms in an entire ecosystem

a)

habitat

b)

biodiversity

c)

competition

d)

prey

44.
Organisms of a lower trophic level have a comparatively __________ number compared to organisms of the higher trophic level in order to support them.
a)
larger
b)
smaller
45.

Unit of energy

a)

Species

b)

Competition

c)

Energy

d)

Kilocalorie

46.

How do animals get the nitrogen they need?

a)

From the air they breathe

b)

From the water they drink

c)

From the food they eat

d)

From the sun

47.

Organism that is hunted by another for food

a)

Prey

b)

Predator

c)

Species

d)

Kilocalorie

48.

Interactions where individuals compete for limited resources (food, water, space, etc.)

a)

Predator

b)

Prey

c)

Physical Characteristic

d)

Competition

49.

Term for a trait that helps an organism survive.

a)

adaptive

b)

kilocalorie

c)

competition

d)

predator

50.

Based on the phylogenetic tree which animal is the tiger most closely related to?

a)

Domestic Cat

b)

Lion

c)

Snow Leopard

d)

Jaguar

51.

What is DNA sequence?

a)

The movement of alleles from one population to another

b)

The combined genetic information of all the members of a particular population

c)

The evolutionary history of a species or group of related species

d)

The order of nucleotide bases (A, T, G, and C) in a strand of DNA

52.

All of the inhabitants of a particular area

a)

Population

b)

Parentage

c)

Geographical Data

d)

Karyotype

53.

Observational characteristics that you can see just by looking at a plant, animal or human

a)

Gene

b)

Adaptive

c)

Karyotype

d)

Physical Trait

54.

Data relating to the inherited or acquired genetic characteristics

a)

Geographical Data

b)

Hypothesis

c)

Observation

d)

Genetic Data

55.

A version of a trait

a)

Genetic Data

b)

DNA

c)

Allele

d)

Parentage

56.

Genotype with two different alleles

a)

Heterozygous

b)

Homozygous

c)

Karyotype

d)

Observation

57.

Genotype with two of the same alleles

a)

Pride

b)

Kcal

c)

Homozygous

d)

Allele

58.

Diagram showing relationships between organisms

a)

Population

b)

Heterozygous

c)

Kcal

d)

Phylogenetic Tree

59.

Area on chromosome that codes for a trait.

a)

Gene

b)

DNA

c)

Genotype

d)

Genetic Data

60.

Beneficial for survival

a)

Genetic Data

b)

Adaptive

c)

Phylogenetic Tree

d)

Homozygous

61.

Location of a gene on a chromosome

a)

Allele

b)

DNA

c)

Loci

62.

Threadlike structures made of DNA molecules that contain the genes.

a)

Chromosomes

b)

DNA

c)

Allele

d)

Genes

63.

A segment of DNA on a chromosome that codes for a specific trait.

a)

Allele

b)

Gene

c)

Pedigree

d)

Matriarch

64.

Different forms of a Gene

a)

gene

b)

Allele

c)

Pedigree

d)

Matriarch

65.

The blue line on the graph represents the population of

a)

predator

b)

prey

66.

Which of the following describes an ecological relationship in which two organisms must compete for a limited resource?

a)

predation

b)

commensalism

c)

competition

d)

mutualism

67.

Look at the genotype data: Why does each lion have two alleles for each gene?

a)

organisms inherit (receive) one allele from mom and one allele from dad

b)

organisms have two dominant alleles for every gene

c)

organisms have two alleles in case one is not inherited correctly

d)

organisms inherit both alleles from their mother

68.

This laboratory procedure is known as

a)

CLONING

b)

gel electrophoresis

c)

chromatography

d)

use of a dichotomous key

69.

Grizzly bears hunt salmon (fish) from a mountain stream. Which statement is true about the bear and the salmon (fish)?

a)

They both migrate

b)

They are both water animals

c)

The salmon is prey for the bear

d)

The bear is prey for the salmon.

70.
Organisms such as plants, euglena, and cyanobacteria can photosynthesize and are therefore considered - 
a)
decomposers
b)
producers
c)
heterotrophic
d)
consumers
71.

What is a keystone species?

a)

A species that helps to hold an ecosystem together.

b)

A species that lives in or around rocks.

c)

An introduced species that is not native to the area.

72.

What organisms use cellular respiration?

a)

Animals

b)

Plants

c)

Both

73.

Phytoplankton

a)

Producer

b)

Consumer

74.

Occurs in plants

a)

photosynthesis only

b)

cellular respiration only

c)

photosynthesis and cell respiration

d)

all of the above

75.

What are "producers" producing?

a)

the energy for the food chain

b)

the insects for the food chain

76.
All energy on Earth ultimately comes from what source?
a)
Water
b)
Sun
c)
Consumers
d)
Oxygen
77.
If there is more food than usual in an ecosystem, then the population will mostly likely...
a)
stay the same
b)
decrease
c)
increase
d)
reach carrying capacity
78.

In a forest ecosystem, which of the following is the best example of a limiting factor for a rabbit population?

a)

The squirrel population

b)

The amount of sunlight

c)

Amount of grass available

d)

Rabbits have no limiting factors

79.

If there are 2,500 kcal available from the producers, how many kcal would reach the secondary consumers?

a)

2,500

b)

250

c)

25

d)

2.5

80.

If the lion population in an area increases, what will happen to the population of the lion's prey?

a)

It will increase due to predation.

b)

It will decrease due to predation.

c)

It will decrease due to shortage of vegetation.

d)

It will remain the same.

81.

According to this diagram, plants use nitrogen to make _________________________

a)

bacteria

b)

animals

c)

proteins

d)

decomposers

82.

How can this DNA evidence be used when comparing lion prides?

a)

It can be used to determine relatedness among prides to see which prides are the most genetically similar.

b)

It can be used to determine whether individuals are members of the same species.

c)

It can be used to determine if a species is extinct.

d)

It can be used to determine the number of lions in a pride.

83.
Organisms of a lower trophic level have a comparatively __________ number compared to organisms of the higher trophic level in order to support them.
a)
larger
b)
smaller
84.

Which male lions below can be ELIMINATED as possible fathers for cub 709 based on the genotype data shown?

a)

lion 631

b)

lion 633

c)

lion 695

d)

lion 668

85.

Why did we need to examine multiple genes? (choose all that apply)

a)

only FCA 77 gene can tell us who the father is

b)

we need to examine multiple genes to have enough information to eliminate the other males

c)

individuals may share some alleles even if they are not parent and child

86.

How many alleles do offspring receive from their father?

a)

0 copies

b)

1 copy

c)

2 copies

87.

What happens when two species have overlapping niches?

a)

The two species will learn how to cooperate with each other.

b)

Increase in population size for both species.

c)

Competition for resources and potential decrease in population size or loss of one species in that ecosystem.

d)

There is no effect or impact on the population size or survival of either species.

88.

What are some strategies used by species to avoid competition?

a)

Mutualism and symbiosis.

b)

Predation and parasitism.

c)

Territoriality and aggression.

d)

Niche partitioning

89.
Based on these results whose blood was found in the blood stain at the crime scene?
a)
Bob
b)
Sue
c)
John
d)
Lisa
90.

What conclusions can you draw from this graph?

a)

The deer population went down over time.

b)

The deer population went up over time.

c)

The deer population went up quickly, then down, but then stayed the same.

d)

There are less deer because of hunters

91.

The variable that is measured.

a)

Controlled Variable

b)

Dependent Variable

c)

Independent Variable

92.

What is the dependent variable shown in the graph?

a)

Time (min)

b)

Blood insulin levels (mg/ml)

93.

Hunters killed elephants with tusks resulting in more tuskless elephants. The hunters were the ___ pressure changing the population

a)

Selective

b)

Unusual

c)

Usual

d)

exceptional

94.

Why did the percentage of elephants that were tuskless increase over time?

a)

More elephants decided to be tuskless

b)

The tuskless elephants were able to reproduce and pass the trait down

c)

More elephants had their tusks fall off

d)

The tuskless elephants all died

95.
Individuals that are better able to cope with the challenges of their environment tend to  
a)
Decrease in population over time.
b)
Leave more offspring than those less suited to the environment.
c)
Leave fewer offspring than those less suited to the environment.
96.

Characteristics that can be inherited are called ________.

Ex: Eye color, hair color, height, etc.

a)

gene

b)

chromosome

c)

trait

97.

A gene is:

a)

a part or segment of DNA that codes for a heritable trait

b)

traits inherited from the parents

c)

the DNA in a cell organized by size and staining pattern

d)

a threadlike structure of DNA packaged with proteins

98.

allele

a)

alternate forms of a gene/trait. Ex: blue eyes, brown eyes, green eyes.

b)

the DNA in a cell organized by size and staining pattern

c)

coiled up DNA

99.

A genotype is

a)

a sequence of DNA that codes for a heritable trait

b)

the physical expression of the genes. What we see (red hair, blue eyes, etc)

c)

the genetic traits that an individual inherited from their parents. (Ee, DD, Bb)

100.

Giraffe's can eat food at the top of the tree so no one competes. What type of niche partitioning is this?

a)

Time

b)

Height

c)

Diet

d)

Space

101.

Squirrels and Racoons both live in the same area. Squirrels eat seeds while racoons dig through leftover trash. What type of niche partitioning is this?

a)

Time

b)

Height

c)

Diet

d)

Space

102.

What happens if two animals compete with each other for food?

a)

One will die out

b)

They will both evolve to get smaller and need less food

c)

They will evolve to be stronger to eat bigger animals

d)

There will be no problems

103.

What happens as you go up the food pyramid

a)

The animals get weaker

b)

The producers make more food

c)

We lose energy

d)

We gain energy

104.

What macromolecules does a carnivore need?

a)

Protein

b)

Fat

c)

Carbs

105.

Is this animal an herbivore, carnivore, or omnivore? Why?

a)

Carnivore because it has sharp, pointy teeth

b)

Herbivore because it has sharp, flat teeth

c)

Omnivore because it has large flat teeth in the back

d)

Omnivore because it has both sharp, flat teeth and sharp, pointy teeth

106.

Is this animal an herbivore or carnivore? Why?

a)

Carnivore because it has sharp, pointy teeth

b)

Carnivore because it has sharp, flat teeth

c)

Herbivore because it has sharp, pointy teeth

d)

Herbivore because it has sharp, flat teeth

107.

Living organisms will all try to obtain food that contains the most energy by using the least effort to get that food. This strategy is considered to be the most

a)

competitive

b)

fit

c)

efficient

d)

unlikely

108.

What is a question someone might ask when reviewing this data set?

a)

Why are there so many lions in this population?

b)

Why is there so much diversity in the alles in this population?

c)

Why is there so little diversity in the alleles in this population?

109.

In a lion cub’s karyotype, how many chromosomes are inherited from the mother lion?

a)

Half

b)

Some

c)

All

d)

None

110.

Which groups of lions show a closer genetic relationship?

a)

Tigers and the Sabi Sands lions

b)

Kalahari and Umfolozi

c)

Fannie Roberts and Etosha

111.

What cellular process captures light energy and transforms it into chemical energy (that eventually ends up in the lion)?

a)

meiosis

b)

digestion

c)

photosynthesis

112.

Based on the geographic data which pride do you think is likely to show the greatest differences in their alleles from the other prides?

a)

Zambia

b)

Etosha

c)

Cameroon

d)

Kalahari

113.

Which groups of lions are more closely related?

a)

Zimbabwe and Botswana

b)

Zimbabwe and Etosha

c)

Zimbabwe and Zambia

114.

For which gene is cub 709 heterozygous?

a)

FCA 26

b)

FCA 45

c)

FCA 77

d)

FCA 96

115.

What do the different letters represent?

B/C N/O S/T D/E

a)

different lions

b)

different chromosomes

c)

different genes

d)

different alleles

116.

How many different genes are we examining here?

a)

4

b)

6

c)

20

117.

What type of evidence are we examining here?

a)

behavioral data

b)

geographic data

c)

genetic data

118.

Humans have many different hair and eye colors as well as different blood types. Genes come in different versions to express these traits. The alternative forms are known as

a)

loci

b)

chromosomes

c)

phenotypes

d)

alleles

119.

In nearly all cells, there are structures made of DNA and protein that carry an organism's genes. These structures are

a)

chromosomes

b)

alleles

c)

loci

d)

heterozygous

120.

In California, coyotes, bobcats, and foxes all prey on small mammals such as squirrels and mice. Because those three predators need the same resources, they are an example of

a)

a habitat

b)

mutualism

c)

competition

d)

parasatism

121.

All of the white-tailed deer living on Eastern Neck island near Rock Hall are considered to be a(n)

a)

Community

b)

Population

c)

Niche

d)

Locus

122.

If a scientist uses the letter C to represent the trait of curly hair in dogs, then Cc would be considered a(n)

a)

allele

b)

phenotype

c)

genotype

d)

homologous

123.

Scientists have mapped the location of the genes on their chromosomes for hundreds of different species. The particular place on a chromosome where a gene is found is the __________________

a)

genotype

b)

phenotype

c)

allele

d)

locus

124.

Which of the following would be a biotic factor of the environment?

a)

Soil

b)

Plants

c)

Water

d)

Temperature

125.

Why is the food web more accurate than the food chain?

a)

It shows greater levels of biodiversity and interconnectedness

b)

It shows more organisms and steps

c)

It shows a more balanced diet

d)

It shows energy flow and food chains do not

126.

Who would be the most fit animal biologically?

a)

The one who is the largest and strongest member of the group.

b)

The one who is the fastest member of the group

c)

The one who has many offspring that survived.

d)

The one who mated with the most females.

127.

If these lions are parents, what must a cub carry at the FCA71 loci?

a)

M/M only

b)

M/N only

c)

N/N only

d)

M/M or N/N

128.

Why do we need evidence?

a)

To answer a question

b)

To show how and why

c)

To prove our claim is true

129.

What is reasoning?

a)

Answers a question

b)

Explaining how evidence supports a claim

c)

Used to prove something true or false

130.

What is a claim?

a)

Answers a question or problem

b)

long and detailed paragraph

c)

Explains why something happened

131.

Why are some elephants tuskless?

a)

because having tusks makes them a target for poachers.

b)

because they inherited a mutation that makes them tuskless

132.

Elephant populations that experience poaching have many more tuskless elephants compared to populations that are protected. Why?

a)

Tusk-less elephants were more likely to survive the poachers

b)

Individuals lost their tusks because they needed to avoid the poachers.

133.

Something that regulates the size of a population is called...

a)

a limiting measure

b)

a limiting factor

c)

carrying capacity

d)

biodiversity

134.
Cellular Respiration's goal is to
a)
make water
b)
make ATP
c)
make glucose
d)
make  oxygen
135.
In which way are photosynthesis and cellular respiration different?
a)
Cellular respiration stores ATP, while photosynthesis releases ATP.
b)
Cellular respiration produces oxygen, while photosynthesis uses oxygen.
c)
Photosynthesis releases energy, while cellular respiration stores energy.
d)
Photosynthesis uses carbon dioxide, while cellular respiration produces carbon dioxide.
136.
If there is 1000 Kcal available in the producers in trophic level 1, how much energy is available in the herbivores in trophic level 2?
a)
10 Kcal
b)
1 Kcal
c)
100 Kcal
d)
1000 Kcal
137.

What would happen to the bird if the green fish died out?

a)

the bird population would grow

b)

the bird population would die out

c)

the smaller fish will die out

138.
In the energy pyramid here, which organisms have the most energy available?
a)
Producers
b)
Carnivores
c)
Herbivores
d)
Top Predator
139.

Plants use sunlight, water, and carbon dioxide to create sugars using what process?

a)

Cellular Respiration

b)

Photosynthesis

c)

Decomposition

d)

Nitrogen fixation

140.

Which variable is graphed on the Y axis?

a)

Dependent

b)

Independent

c)

Experimental

d)

Control

141.

Which of the following would be considered an abiotic environmental factor?

a)

Autotrophs

b)

Water

c)

Predators

d)

Prey

142.

An educated guess based on data

a)

Population

b)

Hypothesis

c)

Geographical Data

d)

Observation

143.

All of the inhabitants of a particular area

a)

Population

b)

Parentage

c)

Geographical Data

d)

Karyotype

144.

Molecule containing A, T, G, C

a)

Parentage

b)

Observation

c)

Genotype

d)

DNA

145.
The role of an organism in its ecosystem is called the organism's __________.
a)
hot roll
b)
niche
c)
leading role
d)
role of a lifetime
146.
An organism that obtains energy by eating other organisms.
a)
Consumer
b)
Producer
c)
Decomposer
d)
Detriov
147.
An organism that obtains energy by consuming plants and animals.
a)
Omnivores
b)
Carnivores
c)
Herbivores
148.
Which is the correct order of tropic levels? 
a)
Primary Consumer, Producer, Secondary Consumer, Tertiary Consumer
b)
Tertiary Consumer, Primary Consumer, Secondary Consumer, Producer 
c)
Producer, Primary Consumer, Secondary Consumer, Tertiary Consumer
d)
Quaternary Consumer, Tertiary Consumer, Secondary Consumer, Producer  
149.
DNA and RNA are examples of 
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
150.

Click on image to read question 10.

a)

The biodiversity of these areas will decrease.

b)

Rainforest plants will out-compete nonnative grasses for resources.

c)

Less nitrogen will be absorbed from the atmosphere over these areas.

d)

Cattle will get fewer nutrients grazing on nonnative grasses than on rainforest plants.

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