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Final Review 2nd Semester

Total questions: 62

Worksheet time: 41mins

Name
Class
Date
1.
What does every food chain start with? (Even if it's not drawn or written there!)
a)
producers
b)
sun
c)
consumer
d)
decomposers
2.
An organism that needs to eat other organisms to obtain energy is known as a:
a)
Autotroph
b)
Producer
c)
Consumer
d)
Mutualist
3.
Consumer that eats plants
a)
heterotroph
b)
herbivore
c)
producer
d)
community
4.
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. 
5.
The rabbit in this food web would be considered a:
a)
Decomposer
b)
Producer
c)
Secondary Consumer
d)
Primary Consumer
6.
Where an organism lives
a)
habitat
b)
niche 
c)
heterotrogh
d)
biosphere
7.
In this Food Web Pyramid Which type of consumer gets only 10% of the energy stored in plants?
a)
Herbivore
b)
Carnivore
c)
Omnivore
d)
Secondary Consumer
8.
What is the term for each step in the transfer of energy and matter within a biological community?
a)
energy path
b)
food web
c)
trophic level
d)
food pyramid
9.
The image provided is an example of a(n):
a)
Carnivore
b)
Herbivore
c)
Producer
d)
Autotroph
10.
The amount of energy that usually transfers from one trophic level to the next...
a)
10%
b)
20%
c)
80%
d)
50%
11.
An illustration that uses arrows to show the MANY possible directions in which matter and energy can pass through the organisms in an ecosystem.
a)
Food chain
b)
Food web
c)
Energy Pyramid
d)
Succession Map
12.
The nonliving aspects of an ecosystem.
a)
Abiotic factors
b)
Biotic factors
13.
The living portions of the ecosystem.
a)
Biotic factors
b)
Abiotic factors
14.
A collection of organisms that make up a community as well as all of the nonliving aspects of the environment.
a)
Population
b)
Community
c)
Habitat
d)
Ecosystem
15.
As you move upward, from level to level, in an energy pyramid, energy _____.
a)
increases
b)
decreases
c)
stays the same
d)
increases exponentially
16.
 plants that convert energy from the sun
a)
decomposer
b)
primary consumer
c)
secondary consumer
d)
producer
17.
What are the Abiotic factors in this image? 
a)
water, sunlight, dirt, air
b)
birds and plants
c)
birds, water, dirt
d)
plants, water
18.
Both parents in this Punnet square
a)
are homozygous dominant
b)
are homozygous recessive
c)
are heterozygous
d)
have blue eyes
19.

Purple flowers is dominant to white. What is the probability of offspring being white?

a)
1/4
b)
2/4
c)
3/4
d)
4/4
20.
The genotypic ratio here is
a)
25% blue eye 75 % brown eye 
b)
BB = 25% Bb = 50% bb = 25%
c)
BB= 50 % bb = 50%
d)
All brown eye
21.
How many boxes would say BB?
a)
1
b)
2
c)
4
d)
0
22.

Brown is dominant to green. What is the probability of these parents having green offspring?

a)

1/4

b)

2/4

c)

3/4

d)

4/4

23.
What is the genotypic ratio here
a)
TT = 25% Tt= 50% tt=25%
b)
all tall
c)
TT= 75% tt = 25%
d)
Tt = 100%
24.
The dominant trait is
a)
yellow pea seeds
b)
green pea seeds
c)
there is no dominant seed
d)
Jolly green giant
25.
To be a yellow seed genotype must be
a)
aa
b)
Aa
c)
AA
d)
AA or Aa
26.
To express the recessive trait you must be
a)
homozygous dominant
b)
heterozygous
c)
alleleerific
d)
homozygous recessive
27.
A Punnet Square will 
a)
tell you exactly what your offspring will look like
b)
increase the chance you pass on recessive traits
c)
predict genotypes and phenotypes in offspring
d)
have no purpose but for Taylor to give us extra assignments
28.
How do two purple flowers produce white flower offspring? 
a)
They cant have white flowered offspring
b)
Both flowers are heterozygous and can pass on the white allele
c)
They are both homozygous Dominant
d)
They do not have the recessive allele in their genotype
29.
Which of the following is a fossil?
a)
a plant that has recently died
b)
a group of organisms that can reproduce
c)
a structure or organ that no longer functions
d)
a trace of an organisms that existed in the past
30.

The difference in the physical traits of an individual from those of other individuals in a group is called a(n)

a)

change

b)

adaption

c)

species

d)

variation

31.
Over time, adaptions can lead populations to experience 
a)
environmental changes
b)
genetic changes
c)
geological changes
d)
extinction
32.
what did Charles Darwin observe in finch populations of the Galapagos Islands off the coast of South America?
a)
different species on different islands
b)
all species on one of the islands
c)
identical species on all the islands
d)
the same species as North America
33.

In natural selection, what selects out the unfit?

a)

humans

b)

mutations

c)

breeders

d)

environment

34.

a bird that can easily outcompete other birds for food and that can produce many eggs has a high

a)

life expectancy

b)

mutation rate

c)

fitness

d)

adaptability

35.
which of the folllowing is an exammple of a vestigial structure?
a)
the wings of a red-tailed hawk
b)
the hind limbs of a house cat
c)
the fins of sharks
d)
the wings of an ostrich
36.

What is suggested by the anatomical (body parts) similarity of different species of vertebrates?

a)

no evolutionary relationships between the groups

b)

they are the same

c)

similar environments in the past

d)

evolution from a common ancestor

37.

Some organisms that share a common ancestor have features that have different functions, but similar structures. These are known as

a)

vestigial structures

b)

analogous structures

c)

homologous structures

d)

fossil structures

38.

If an organism has a vestigial structure, that structure likely once had a function in a(n)

a)

close relative

b)

early ancestor

c)

unrelated organism

d)

embryological stage

39.

Two organisms that are closely related would have

a)

very similar DNA sequence

b)

exactly the same DNA sequences

c)

no proteins in common

d)

completely different DNA sequence

40.

The more genetic variation a population has,

the more likely it is for some individuals to

a)

evolve

b)

migrate

c)

survive

d)

mutate

41.

Genetic variation can arise from a random change in the DNA of a gene. The change is called a(n)

a)

mutation

b)

gene flow

c)

gene pool

d)

allele

42.
Mutations are important because they bring about
a)
death of the organism in which they develop
b)
genetic variation needed for a population to evolve
c)
benefits for the individual, not for the population
d)
Hardey-Weinberg equilibrium within a population
43.

What is speciation?

a)

combining of two species to form one with different traits

b)

isolation that affects mating behaviors

c)

timing of mating that prevents normal sexual selection

d)

creation of two or more species from an existing one

44.

What is the term for a variation that allows an organism to survive better in its environment?

a)

variation

b)

adaptation

c)

homologous structure

d)

vestigial structure

45.
the hind leg bones in a whale are examples of
a)
homologous structures
b)
analogous structures
c)
fossils
d)
vestigals
46.

Natural selection could not occur without

a)

geographic isolation

b)

variation in the population

c)

stable environments

d)

competition for unlimited resources

47.
Which of the following is a term for a group of similar organisms that can reproduce fertile offspring?
a)
individual
b)
population
c)
species
d)
fossil
48.
What factor describes when populations increase because animals are moving into a population?
a)
Emigration
b)
Limiting Factors
c)
Immigration
d)
Exponential Growth
49.
What does the graph represent?
a)
Emigration
b)
Exponential growth
c)
Immigration
d)
Logistic Growth
50.
Which limiting factor would increase due to the number of individuals in a population?
a)
Unusual weather
b)
Natural disaster
c)
Births
d)
Disease
51.
Which limiting factor is independent of the number of individuals in a population?
a)
competition
b)
parasitism/disease
c)
stress
d)
natural disasters
52.

True or False: Limiting factors can be population dependent and population independent.

a)

True

b)

False

53.
What is the carrying capacity of the following graph?
a)
1000
b)
8000
c)
800
d)
600
54.

What factor describes when populations decrease because animals are moving out of a population?

a)
Emigration
b)
Limiting Factors
c)
Immigration
d)
Exponential Growth
55.

What point on the graph represents the carrying capacity?

a)

A

b)

B

c)

C

d)

D

56.
A population is...
a)
A group of one species in one area
b)
Multiple species that live in one area
c)
All of the living and nonliving things in an area
d)
None of these
57.
As a population grows, it will most likely stop growing at what size?
a)
Growth limit
b)
Exponential limit
c)
Carrying Capacity
d)
It won't stop growing
58.
Which factor is a density-dependent limiting factor on the population of a species?
a)
seasonal variation
b)
natural disasters
c)
unusual weather
d)
predation
59.
The carrying capacity of an environment for a particular species at a particular time is determined by the
a)
number of individuals in the species.
b)
distribution of the population.
c)
reproductive potential of the species.
d)
supply of the most limited resources
60.
What type of growth does the red line show?
a)
exponential growth 
b)
logistical growth
61.

What is happening at the 'B' on the graph?

a)

the population overshoots above the carrying capacity

b)

the population stops growing

c)

growth begins to slow down due to limited resources

d)

growth is speeding up due to an abundance of resources

62.

What point on the graph does the population slow down tremendously due to limiting resources as it approaches the carrying capacity?

a)

A

b)

B

c)

C

d)

D

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