Week 4 Part 1

Question 1

What is negative result but no impact called

Answer 1

amensalism

Question 2

What is oligotrophic

Answer 2

Think about energy as the base of the food web but usually in the ocean we see very little energy

Question 3

What is commensalism

Answer 3

There is a positve outcome for one species and the other species doent benfit or not

Question 4

What are some examples of commensalism

Answer 4

Kelp forest and coral reefs
Ranibow fish lives in the coral reef
Sucker fish pick off scraps of sharks but the shark doesn’t mind
Barncales on humback
Demodex in the pores

Question 5

What is mutualism

Answer 5

Mutually beneficial interaction between individual of two species

Question 6

What are some examples of mutualism

Answer 6

Humming birds and flowers
bees taking pollen

Question 7

What is the example of the shrimp and guppie through mutualism

Answer 7

Live in the same tunnel of the shrimp and makes a burrow but when outside it visualizes a predator goes back into the tunnel so the crayfish would go back in

Question 8

What is geosperms and angiosperms

Answer 8

Covers the roots so it can absorb more water angiosperm goes into the root geo is on the outside

Question 9

What do cattle rely on

Answer 9

Depend on bacteria and protists that live in their guts to help metabolize cellulose

Question 10

What is obligate mutualism

Answer 10

Not only do they each benefit from each other but they rely on each other for surrivial

Question 10

What do fig trees have

Answer 10

Flowers inside the body and the wasps live in there and depend on each other

Question 11

What do leaf cutters do

Answer 11

Go back to the sand area and the ants are bringing these huge leaves back where they farm which have deposit waste don’t have with specalized vents to vent the house

Take the leaves home but do not eat them leaves directly they prep this leaf for fungus

Question 12

What is important to make sure these leaves have

Answer 12

Tasty to the fungus makes sure they do not have anti fungal region that could possibly kill the fungus

Question 13

What do the ants do with the leaves

Answer 13

Chew them up stuff on the bottom is more decayed then the stuff on the top

Question 14

What is gonglydia

Answer 14

Part of the fungus these little balls are the offering the fungus give back to the ant and provides the structure to feed on

Question 14

Why is this highly specalized

Answer 14

When the queen leaves to establish a new colony she brings the funugs with her

Question 15

What is commensalism

Answer 15

Postive and neutral relationship with organisms that provide habitat

Question 16

What was is a trophic cascade

Answer 16

It is where a commenalisms now changes to a positve negative relationship all the otters were killed so they do not feed on the urchin and now the urchin feeds on the kelp

Question 17

What happens with demodex when it takes over

Answer 17

Takes over the tail is left in your skin it keeps growing and dies then you have the red skin on your face

Question 18

What happens with a begnin reltaonship turns to negative

Answer 18

Barnciles on the whale and turtle start to produce a drag

Question 19

What does the forget me not example represent

Answer 19

Cattails have specalized structures that bring oxygen from the air to the roots the forget me nots benefit from this because there is oxygen surrounding the root can gain it from there

Question 20

Whats the difference with forgot me nots with cold and warm temperature

Answer 20

Oxygen is more diffusible in cold water than warm water so forget me nots do between when there is cold so it is not longer a mutualistic association but a negative one

Question 21

What is the interacation with the tree hooper and the ant

Answer 21

Ant takes care of the predator that would feed on the tree hooper if there is no predator around then the ants is getting free ride which is more of a parastic relationship

Question 22

What is the yucca moth reltaonship

Answer 22

Yucca moth the flower is polanized by the yucca moth specalized to carry the grains this moth is depositing the grains into the flower plants benefits from getting pollenated and the moth has a place to lay its offspring

Question 23

What is the cheater

Answer 23

The larvae start to eat the seed of the plant can fall apart because of a cheater and cheater happens when moth layes moe than 0-6 eggs in a flower the plant the plant will drop the flower and everything will die

Question 24

What is an example of a positive interactions

Answer 24

Cleaner fish take of the parasites

Question 25

Why do coral have the colour that they do and what is the reltanship between coral and algae

Answer 25

Because of the algae that is living inside of them algae gets a home and nutrients from the coral and also acess to sunlight algae provides the appropriate physiological environment to make its skeleton it changes the pH ways for the coral to produce its calcium carbonate skelton

Question 26

What does zooxanthellae

Answer 26

Harbors the species that forms the obligate relationship

Question 27

What happens with coral and climate change

Answer 27

Superoxide increases and starts to bleach the coral and coral can only live in a narrow thermal window we raise the temperature we kill the coral will become a sand dessert no home for the fishes coral reef ecosystem could be one of the ecosystems that dissepar causing a cascade