Assginment 2

Question 1

Hierarchy emerges almost inevitably through a wide variety of evolutionary processes, for the
simple reason that hierarchical structures are ___ (Fill in the blank)
a. perfect
b. imperfect
c. stable
d. unstable

Answer 1

stable

Question 2

The mitochondrion is a / an
a. Sub-cellular organelle
b. Cell
c. Tissue
d. Organ

Answer 2

sub - cellular organelle

Question 3

The hierarchical system was given by
a. Simon
b. Watson
c. Hutchinson
d. Humboldt

Answer 3

Simon

Question 4

There is more biodiversity in areas with
a. less competition, less predation
b. less competition, more predation
c. more competition, more predation
d. more competition, less predation

Answer 4

more competition, more predation

Question 5

“groups of actually or potentially interbreeding natural populations, which are reproductively
isolated from other such groups” is a definition of
a. cells
b. species
c. ecosystems
d. biomes

Answer 5

species

Question 6

“the diversity that exists within an ecosystem” is
a. alpha (α) biodiversity
b. beta (β) biodiversity
c. gamma (γ) biodiversity
d. delta (δ) biodiversity

Answer 6

alpha (α) biodiversity

Question 7

“the diversity that exists among different geographies” is
a. alpha (α) biodiversity
b. beta (β) biodiversity
c. gamma (γ) biodiversity
d. delta (δ) biodiversity

Answer 7

gamma (γ) biodiversity

Question 8

The emergent principle can be stated as
a. Whole = sum of parts
b. Whole < sum of parts
c. Whole > sum of parts
d. None of these

Answer 8

Whole > sum of parts

Question 9

The laboratory approach to Ecology uses
a. equations
b. models
c. observations
d. experiments

Answer 9

experiments

Question 10

For more biodiversity, the level of disturbance should be
a. less
b. intermediate
c. more
d. none of these

Answer 10

intermediate