Quiz about Biodiversity Unit Review

Question 1

Food Web B is an example of...

Accepted Answer

Low biodiversity and low sustainability. If the producer dies then all the food web will suffer.

Answer

High biodiversity and high sustainability. If an organism is removed the food web will continue with no effect.

Question 2

Which shows more biodiversity Image A or Image B. Why?

Accepted Answer

Image B is more biodiverse, because shows more different species than image A.

Answer

Image A is more biodiverse, because shows a greater number of organisms that image B

Answer

Both images show the same biodiversity

Question 3

The circle graphs display data about four ecosystems in an area. The different color segments represent different species found in the ecosystem. The size of the segments show the percentage of organisms that are of that species. Based on the information in the circle graphs, which ecosystem is most sustainable if a natural disaster strikes the area?

Accepted Answer

a

Answer

b

Answer

c

Answer

d

Question 4

Which of the following groups has the highest diversity of the planet?

Accepted Answer

insects

Answer

plants

Answer

bacteria

Answer

mammals

Question 5

In general, as you move from the equator to the poles, what happens to biodiversity>

Accepted Answer

Decreases

Answer

Increases

Answer

Remains the same

Question 6

This type of diversity refers to variation you see within all members of a species.

Accepted Answer

Genetic Diversity

Answer

Ecosystem Diversity

Answer

Species Diversity

Answer

Community Diversity

Question 7

These dogs are all the same species, but they look very different from one another because of

Accepted Answer

genetic diversity

Answer

ecosystem diversity

Answer

species diversity

Answer

none of these are correct

Question 8

The Galapagos finches are shown above. What type of diversity is this?

Accepted Answer

diversity between species

Answer

diversity within species

Answer

genetic diversity

Answer

ecosystem diversity

Question 9

This pic shows why the tropical rainforest is known for its

Accepted Answer

species diversity

Answer

ecosystem diversity

Answer

genetic diversity

Answer

lack of biodiversity

Question 10

The greater the ____________________, the more likely a species is to survive changes to their environment

Accepted Answer

Genetic Diversity

Answer

Species Diversity

Answer

Ecosystem Diversity

Question 11

What is the manipulated variable in the study shown?

Accepted Answer

latitude

Answer

level of biodiversity

Answer

species richness

Answer

population size

Question 12

What can be concluded from the graph above?

Accepted Answer

there is higher diversity in the equatorial regions

Answer

the higher the latitude, the greater the biodiversity

Answer

the lower the latitude, the lower the biodiversity

Answer

there is higher biodiversity in the polar regions

Question 13

Global warming causes an increase in coastal water temperatures. Increased coastal water temperature causes a decrease in reproduction of krill. Which of these would most likely experience an increase in population?

Accepted Answer

phytoplankton

Answer

gull

Answer

herring

Answer

anchovy

Question 14

The relationship between herriny and anchovy in this food web are

Accepted Answer

interspecies competition

Answer

predator-prey

Answer

mutualism

Answer

consumer-producer

Question 15

A black bear, being able to eat a wide variety of food items and live in a wide variety of habitats, is a good example of an animal which

i) is a specialist

ii) is a generalist

iii) has a narrow niche

iv) has a broad niche

Accepted Answer

ii and iv

Answer

i and iii

Answer

i and iv

Answer

ii and iii

Question 16

Organisms that tend to live in areas where the temperature and food supplies are relatively stable tend to be

Accepted Answer

specialists

Answer

generalists

Answer

consumers

Answer

producers

Question 17

A Giant Panda has a highly specialized diet and can only live in very specific habitats. It can be considered a

Accepted Answer

specialist species

Answer

general species

Answer

niche

Answer

invasive species

Question 18

The diet of white-tailed deer consists primarily of shrubs. Sika are another species of deer that eat both grasses and shrubs. After an extended drought period, why might the Sika population be favoured over the white-tailed deer population?

Accepted Answer

Sika have more food sources than do the white-tailed deer

Answer

Sika require less food than do the white-tailed deer

Answer

Sika require more water than do the white-tailed deer

Answer

Sika have fewer food sources than do the white-tailed deer

Question 19

Cattle egrets forage (feed) in fields among cattle. The egret gets easy access to flying insects stirred up by the cattle, and the cattle don't care if they are there or not.

Accepted Answer

commensalism

Answer

mutualism

Answer

competition

Answer

parasitism

Question 20

How does resource partitioning contribute to the overall stability of an ecosystem?

Accepted Answer

resource partitioning reduces competition and allows for coexistence, leading to overall stability in the ecosystem.

Answer

resource partitioning only benefits a few species, leading to instability in the ecosystem.

Answer

resource partitioning increases competition and disrupts coexistence, leading to instability in the ecosystem.

Answer

resource partitioning has no effect on competition or coexistence in the ecosystem.

Question 21

Reef-building coral are marine animals with single-celled algae living in their tissues. The coral provides protection for the algae and the algae provides food for the coral. Which of these statements best explains what would happen to the coral if the algae die?

Accepted Answer

The coral would die because it needs the food produced by the algae.

Answer

The coral would grow well because it does not have a competitor.

Answer

The coral would grow well because it does not have a parasite.

Answer

The coral would die because it cannot produce food for the algae.

Question 22

No two zebras have exactly the same pattern of stripes. This is an example of

Accepted Answer

variation

Answer

adaptation

Answer

natural selection

Answer

survival of the fittest

Question 23

Julie collected data on the structure of the human ear from four members of her class.Which of the following terms describe lobe traits?

Accepted Answer

Heritable characteristic and discrete variation

Answer

Heritable characteristic and continuous variation

Answer

Non-heritable characteristic and continuous variation

Answer

Non-heritable characteristic and discrete variation

Question 24

Which of the following all show discrete variation?

Accepted Answer

blood type, eye colour, fingerprint type

Answer

body height, hair type, heart rate

Answer

foot length, tongue rolling ability, hand span

Answer

body mass, eye colour, earlobes attached

Question 25

Which of the following characteristics are examples of discrete variation?

i) blood type ii) sex (male or female) iii) skin colour

Accepted Answer

i and ii

Answer

ii and iii

Answer

i and iii

Answer

i, ii, and iii

Question 26

An albino kangaroo is a kangaroo that is pure white. This characteristic is classified as a ...

Accepted Answer

Discrete Variation

Answer

Non-Inherited Variation

Answer

Continuous Variation

Answer

Singular Variation

Question 27

Determine if the following trait is a heritable or non-heritable trait:

Ability of a mouse to learn a maze

Accepted Answer

non-heritable trait

Answer

heritable Trait

Question 28

Determine if the following trait is a heritable or non-heritable trait::

Color blindness of a person

Accepted Answer

a heritable trait:

Answer

non-heritable trait:

Question 29

Your height is considered to be a heritable characteristic but is affected by ...

Accepted Answer

Diet

Answer

Age

Answer

Bone Mass

Answer

Blood Type

Question 30

Examine the data represented here. In 1978 which variation of the trait for beak size was most frequent?

Accepted Answer

10 mm

Answer

7 mm

Answer

9mm

Answer

14mm

Question 31

Which statement correctly explains why one of the species is more likely to survive an environmental change?

Accepted Answer

Species 2 because it has greater genetic diversity

Answer

Species 1 because it has fewer genes

Answer

Species 2 because it has more genes

Answer

Species 1 because it has less genetic diversity

Question 32

Which of these is necessary for natural selection to occur?

Accepted Answer

genetic variation

Answer

genetic engineering

Answer

asexual reproduction

Answer

environmental stability

Question 33

Over a period of years, the average rainfall in an area decreases, causing environmental changes. Which of the following populations would be most likely to survive these environmental changes?

Accepted Answer

a population with the greatest amount of genetic variation

Answer

a population with the least amount of genetic variation

Answer

a population that has been altered through artificial selection

Answer

a population with the smallest population size

Question 34

As is typical in many mammal populations, offspring with an average weight at birth have a higher survival rate than offspring with a very low or very high birth weight. Based on this information, which of the following graphs is the best prediction of what will happen to the range of birth weights in this population over time?

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Question 35

Which of these scenarios is an example of natural selection?

Accepted Answer

Giraffes that have longer necks survive a dry season by eating leaves from the tops of trees. Those giraffes breed more successfully that year.

Answer

Farmers crossbreed two types of cows to produce a breed of cow that has high quality beef and can tolerate a hot climate.

Answer

Dogs that have a desirable coat color are bred with one another to produce puppies with the same coat color.

Answer

People kill rattlesnakes that rattle when approached by humans, but people do not kill rattlesnakes that remain silent. The quiet snakes survive and breed.

Question 36

What type of asexual reproduction is it?

Accepted Answer

sporulation

Answer

budding

Answer

vegetative propagation

Answer

binary fission

Question 37

Type of plant reproduction which the plant can reproduce without flowers.

Accepted Answer

Asexual reproduction

Answer

Sexual reproduction

Answer

Fertilization

Answer

Pollination

Question 38

Which flower structure produces a male gamete?

Accepted Answer

Anther

Answer

Ovary

Answer

Stigma

Answer

Ovule

Question 39

Which of the following situations is not an example of asexual reproduction?

Accepted Answer

An embryo developing from a zygote

Answer

A hydra producing a bud

Answer

A plant propagating from a root

Answer

Bacteria dividing by binary fission

Question 40

Which type of reproduction tends to produce more offspring?

Accepted Answer

Asexual

Answer

Sexual

Answer

They occur at the same rate

Question 41

Which type of reproduction results in offspring that are identical to the parent?

Accepted Answer

Asexual

Answer

Sexual

Answer

Neither

Answer

Both

Question 42

Aphids are a common plant-pest insect. They alternate between asexual and sexual reproduction. During the summer, aphid populations grow quickly by asexual reproduction. As winter approaches, aphids switch to sexual reproduction. What advantage does the switch to sexual reproduction give the aphids?

Accepted Answer

Sexual reproduction increases variation in the population and provides for adaptability in a changing environment

Answer

Sexual reproduction maintains a constant level of variation in the population and requires less energy

Answer

Sexual reproduction decreases variation in the population and prevents the spread of harmful mutations

Answer

Sexual reproduction produces individuals that are clones and allows rapid population growth under stable environmental conditions

Question 43

Sexual, Asexual, or Both?

Accepted Answer

Sexual

Answer

Asexual

Answer

Both

Answer

Neither

Question 44

What type of asexual reproduction is it?

Accepted Answer

binary fission

Answer

budding

Answer

regeneration

Answer

sporulation

Question 45

What type of asexual reproduction is it?

Accepted Answer

budding

Answer

vegetative propagation

Answer

sporulation

Answer

binary fission

Question 46

What is one disadvantage of sexual reproduction?

Accepted Answer

Needs two parents

Answer

Only one parent needed

Answer

Off spring are exact copies of parents

Answer

Happens very quickly

Question 47

The male gamete is a ______. The female gamete is a _____. When the two gametes come together, it's called _____.

Accepted Answer

sperm, egg, fertilization

Answer

egg, sperm, offspring

Answer

sperm, egg, offspring

Answer

sperm, egg, gamete

Answer

sperm, egg, asexual reproduction

Question 48

The part that received the pollen grains

Accepted Answer

A

Answer

B

Answer

C

Answer

G

Question 49

What is the name of part 7?

Accepted Answer

Stamen

Answer

Pistil

Answer

Filament

Answer

Anther

Question 50

Which of the following can be considered the pistil?

Accepted Answer

4

Answer

1

Answer

2

Answer

3

Question 51

Which organism would you classify as sexually reproducing?

Accepted Answer

A chicken egg that is fertilized by a rooster

Answer

A strawberry plant that reproduces through runners in the ground

Answer

A starfish that reproduces by breaking off and regenerating parts of its body

Answer

An amoeba that splits through binary fission

Question 52

What stage of sexual reproduction is this?

Accepted Answer

fertilization

Answer

cleavage

Answer

pollination

Answer

mitosis

Question 53

Natalie is trying to extract the DNA because she knows that it is a very important molecule for all living things. Which of the following is not a reason why DNA is so important?

Accepted Answer

It is the only living part of a cell.

Answer

It controls all of the functions of the cells in an organism.

Answer

It contains all of the information necessary for reproduction.

Answer

It is responsible for variation with a species.

Question 54

The central office of a delivery company that controls the operations of the company is comparable to what part of the cell?

Accepted Answer

nucleus

Answer

chromosome

Answer

gene

Answer

trait

Question 55

Which of the following BEST describes the relationship between DNA, genes, and chromosomes?

Accepted Answer

Genes are sections of DNA, and chromosomes are made of tightly coiled DNA.

Answer

DNA is a type of gene and is located on chromosomes.

Answer

DNA contains chromosomes and is found in genes.

Answer

Genes contain DNA, and chromosomes are located on genes.

Question 56

What comparison best describes the relationship between genes and chromosomes?

Accepted Answer

Chromosomes are a book and genes are the chapters.

Answer

Chromosomes and genes are both like chapters in a book.

Answer

Chromosomes and genes are both like words in a book.

Answer

Genes are a book and chromosomes are the chapters.

Question 57

A scientist is looking at a section of a chromosome that carries the code for red hair in a human. What part of a chromosome is he observing?

Accepted Answer

Gene

Answer

Trait

Answer

DNA Sequence

Answer

The genome

Question 58

Investigators find DNA in blood left behind at a crime scene. In order to get a DNA match to a suspect, they could test the DNA from

Accepted Answer

any of the above

Answer

blood

Answer

skin cells

Answer

saliva

Question 59

Which reason explains why nerve cells function differently than muscle cells?

Accepted Answer

In both kinds of cells different genes are expressed.

Answer

In nerve cells all the genes are expressed.

Answer

In muscle cells all the genes are expressed.

Answer

In both kinds of cells the same genes are expressed.

Question 60

Which of the following functions is not achieved through meiosis?

Accepted Answer

Growth and cellular repair

Answer

The production of gametes

Answer

Sexual reproduction

Answer

Recombination of genetic material

Question 61

The numbers in the diagram below represent the chromosome number found in each of the dog cells shown. What are the processes that are occurring at A and B (respectively)?

Accepted Answer

meiosis and fertilization

Answer

meiosis and pollination

Answer

mitosis and fertilization

Answer

mitosis and pollination

Question 62

What process, and which type of resulting cells are represented?

Accepted Answer

meiosis, gametes

Answer

mitosis, gametes

Answer

mitosis, body cells

Answer

meiosis, body cells

Question 63

After an egg cell containing 16 chromosomes is fertilized by a sperm, how many chromosomes will be present in the zygote?

Accepted Answer

32

Answer

8

Answer

16

Answer

64

Question 64

The image shows the chromosomes in a pool frog's skin cells. How many chromosomes would be in an egg cell?

Accepted Answer

13

Answer

26

Answer

10

Answer

52

Biodiversity Unit Review

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