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A) What is the natural habitat of a lichen?

B) How does a lichen acquire nutrients and transform energy?

C) What is the type of movement of a lichen?

D) What is the ecological role (niche) of a lichen?

E) Name a unique structural feature of a lichen.

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Irving Heathcote
Irving HeathcoteLv2
28 Sep 2019
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Related questions

QUESTION 1

These include simultaneous consideration of tolerance ranges for all conditions, resource requirements (of all biotic and abiotic resources), and habitat preferences.

a.

Fundamental ecological niches

 b.

Hutchinsonian ecological niches

c.

. Realized ecological niches

 d.

Competition coefficients

 e.

Competitive exclusion

 f.

Coexistence

 g.

Isoclines

 h.

Stable equilibria

 i.

Unstable equilibria

QUESTION 2

Interspecific competition has this outcome when the effects of intraspecific competition outweigh the effects of interspecific competition.

a.

Fundamental ecological niches

 b.

Hutchinsonian ecological niches

c.

Realized ecological niches

 d.

Competition coefficients

 e.

Competitive exclusion

 f.

Coexistence

g.

Isoclines

 h.

Stable equilibria

 i.

Unstable equilibria

QUESTION 3

The range of places that species could occupy based on suitability; a hypothetical location and ecological/trophic role in the absence of ecological interactions such as competition.

a.

Fundamental ecological niches

 b.

Hutchinsonian ecological niches

c.

Realized ecological niches

 d.

Competition coefficients

 e.

Competitive exclusion

 f.

Coexistence

g.

Isoclines

 h.

Stable equilibria

 i.

Unstable equilibria

QUESTION 4

Graphs of the Lotka-Volterra interspecific competition model illustrate coexistence of two species with one of these features.

a.

Fundamental ecological niches

 b.

Hutchinsonian ecological niches

c.

. Realized ecological niches

 d.

Competition coefficients

 e.

Competitive exclusion

 f.

Coexistence

 g.

. Isoclines

 h.

. Stable equilibria

 i.

Unstable equilibria

QUESTION 5

When a particular species always outcompetes a second species in the Lotka-Volterra model of interspecific competition, these features will never intersect.

a.

Fundamental ecological niches

 b.

Hutchinsonian ecological niche

 c.

Realized ecological niches

 d.

Competition coefficients

 e.

Competitive exclusion

 f.

Coexistence

 g.

Isoclines

 h.

Stable equilibria

 i.

Unstable equilibria

QUESTION 6

When prey/foods increase in abundance, the predator population increases through reproduction and/or immigration.

a.

Amensilism

 b.

Commensilism

c.

Functional response

 d.

Mutualism

 e.

Numerical response

 f.

Parasite

 g.

Parasitoid

 h.

True predator

 i.

This is not an answer- don't choose it!

QUESTION 7

Endomycorrhizae, ectomycorrhizae, gut “microflora” and lichens are examples of this type of ecological interaction.

a.

Amensilism

 b.

Commensilism

 c.

Functional response

 d.

Mutualism

 e.

Numerical response

 f.

Parasite

 g.

Parasitoid

 h.

True predator

QUESTION 8

Prey switching, prey mechanisms to avoid predation (via increased group size), and formation of search images generate variations of this phenomenon.

a.

Amensilism

b.

Commensilism

c.

Functional response

 d.

Mutualism

e.

Numerical response

 f.

Parasite

 g.

Parasitoid

 h.

True predator

QUESTION 9

Generally do not kill their prey, and consume only one (or perhaps a few) individual prey during a particular developmental phase or lifetime.

a.

Amensilism

 b.

Commensilism

c.

. Functional response

 d.

Mutualism

 e.

Numerical response

 f.

Parasite

 g.

Parasitoid

 h.

True predator

QUESTION 10

Extremely asymmetric competition and “accidents” can result in this ecological interaction.

a.

Amensilism

 b.

. Commensilism

c.

Functional response

 d.

Mutualism

e.

Numerical response

 f.

Parasite

 g.

Parasitoid

 h.

True predator

What is the name of the tissue that lies just below thecutaneous membrane, what does it consist of, and what is itsfunction?

A.

Hypodermis, consists of adipose tissue, supplies nutrients tothe epidermis
B.

Hyperdermis, consists of adipose tissue, functions to stabilizethe position of the skin while permitting independent movement
C.

Hypodermis, consists of adipose tissue, functions to stabilizethe position of the skin while permitting independent movement
D.

Hypodermis, consists of connective tissue, supplies nutrients tothe epidermis

1-Due to their chemical structure, water-soluble vitamins are able to remain in the body’s system for extended period of time?

a. True

b. False

2- Which of the following does ot affect a nutrients quality?

a. Cooking

b. The nutrients source

c. An individual’s recent infection

d. None of the above

3-The most effective nutrition intervention is:

a. Supplementation

b. Fortification

c. Structural change

d. Dependent on the characteristics of the population

4-Playing an essential role in blood clotting and bone formation, Vitamin K is synthesized in the body by intestinal bacteria:

a. True

b. False

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