Midterm 2 Review Session

Question 1

Algae are able to switch between its 1n and 2n forms. This characteristic is called:

Accepted Answer

Alternation of generations

Question 2

In the figure, the pink arrows represent the ___ stage while the blue arrows represent the ___ stage

Accepted Answer

diploid; haploid

Question 3

Birds and amphibians are

Accepted Answer

Polyphyletic

Question 4

The domain Archaea incorporates organisms that can live in highly saline environments. These organisms are classified as

Accepted Answer

Halophiles

Question 5

Why is pelvic bone shape important in human ancestors?

Accepted Answer

All of the above

Question 6

The death rate for the song sparrow is constant. The survivorship curve of this species would most resemble a -- curve.

Accepted Answer

Type 2

Question 7

According to Dirzo et al, what are some specific drivers of defaunation?

Accepted Answer

All of the above

Question 8

A new terrestrial population has a high mortality rate at birth with a low number of older survivors. This is a ____

Accepted Answer

Type 3 survivorship curve

Question 9

Why are conservation successes for islands so important?

Accepted Answer

invasive species threaten the native biodiversity on islands

Question 10

Which of the following is NOT TRUE about biomes?

Accepted Answer

Boundaries between biomes are usually well defined

Question 11

You discover a living unicellular chemoautotroph in a hot spring. What kind of organism would you classify this as?

Accepted Answer

Archaea

Question 12

The presence of rats on Hawadax Island was beneficial to the shorebird population

Accepted Answer

False

Question 13

the barnacle Chthamalus is able to live in both the upper and lower intertidals but is limited by Balanus due to ---.

Accepted Answer

Interspecific competition

Question 14

According to lecture, California is an example of which types of biome?

Accepted Answer

Mediterranean, Chaparral

Question 15

Which of the following was a human-like innovation in Ardipithecus ramidus?

Accepted Answer

Smaller, blunt canine teeth

Question 16

What was one conclusion of the Hubbard Brook Experiment?

Accepted Answer

Plants are largely responsible for storing nutrients

Question 17

What is the largest phylum in the animal kingdom?

Accepted Answer

Arthropod

Question 18

You notice red bird nests located next to a river. You explain in detail what you saw. What approach to ecology is this?

Accepted Answer

Descriptive

Question 19

A region defined by the characteristics of the dominant vegetation and organism is known as a:

Accepted Answer

Biome

Question 20

The boxer crab carries anemones on its claws for defense, and the anemone eats food dropped by the crab. This is a ____

Accepted Answer

Mutualistic

Question 21

An amniotic egg is an example of a/an:

Accepted Answer

Synapomorphy, Derived character

Question 22

Dying after a single reproduction is trade-off for ----- organisms. One benefit to this lifestyle is ----?

Accepted Answer

Semelparous; matching reproduction to favorable environmental conditions

Question 23

The reason we have seasonal variations is because of:

Accepted Answer

The Earth’s tilt and orbit

Question 24

Based on the phylogenetic tree below, which two species are most closely related?

Accepted Answer

Angus cattle & white-tailed deer

Question 25

Which of the following is NOT an Abiotic Factor?

Accepted Answer

Grass

Question 26

If the phylogeny of a species is represented by a tree, then what would describe a new species?

Accepted Answer

The twig tips

Question 27

Which of the following is not a threat to biodiversity?

Accepted Answer

Wildlife corridors

Question 28

Seabird guano is an important source of which nutrient?

Accepted Answer

Phosphorus

Question 29

Community ecology looks at…

Accepted Answer

All of the above

Question 30

Conservation biology is the scientific study of how to preserve the ____ diversity of life

Accepted Answer

All of the above

Question 31

Mediterranean biomes are characterized by:

Accepted Answer

Dry , warm summer and wet, cooler winters

Question 32

Chthamalus is able to live in the upper and lower intertidal, but only occupies the upper intertidal, this is it's

Accepted Answer

Realized Niche

Question 33

Acc. to the Dirzo et al article, why is defaunation a cryptic phenomena?

Accepted Answer

All of the above

Question 34

Which of the following are expected to compete w/ habitat loss as the most important driver of defaunation?

Accepted Answer

Disease involving human pathogens

Question 35

True or False: Production efficiency is the percentage used in cellular respiration.

Accepted Answer

False

Question 36

Place these hominid species in evolutionary order from the earliest to the most recent lineage:

Accepted Answer

"Ardi" , "Lucy" & "Selam" , Homo habilis, Homo neanderthalensis

Question 37

See image below for question:

Accepted Answer

Smaller

Question 38

How many species in this tree have hair?

Accepted Answer

2

Question 39

Which of the following best describes the effects of the apex predators in each scenario A & B ?

Accepted Answer

Both blue and green

Question 40

Acc. to the Dirzo et al review article, what is the role of extinction in biodiversity loss?

Accepted Answer

Both red and yellow

Midterm 2 Review Session

Questions 40

Midterm 2 Review Session

Questions 40