5

Question 1

**Open system:

Answer 1

-Matter and energy entering and leaving
ex. humans are open systems constantly consuming goods
(constant influx of energy)
*We remain in order because we are open systems & we continue to take in energy

Question 2

**Closed System:

Answer 2

• Everything remains in

ex. The universe is moving from an orderly state to unorderly state

Question 3

**(True/ False)The sun is our ultimate source of energy?

Answer 3

True

Question 4

What does a Herbivore, Carnivore, and omnivore eat?

Answer 4

• Herb- Plants
• Carn- Meat
• Omni- Anything

Question 5

How do predators gather their food compares to scavengers?

Answer 5

• Predators-Physically killing your food

- Scavengers-Buy your food from the market

Question 6

**(True/False)A horse eating grass is an example of a predator?

Answer 6

True

Question 7

**How are predation, competition, and parasitism different in terms of their interactions in the community?

Answer 7

-Predation:(+,-) ex. you fish, catch the, kill the fish and eat it. (You win cause you eat but the fish looses)

• Competition:(-,-) Both are being injured
  ex. 2 sheeps fight for a girl and 1 wins her & the other one leaves but they both are injured

-Parasitism:(+,-) ex. When a cat has worms & its eating off of it (+) & killing the cat slowly (-)

Question 8

• *Ways of looking how communities interact:(Symbiosis & types of symbiosis are):
• Niche
• Commensalism
• Mutualism

Answer 8

• Symbiosis: Intimate living together of members of two or more species
  ex. bacteria living in a human stomach that eats & helps you digest your food (cooperatively working together)

-Niche: Breaking up the environment (Intimately living together) animals coming after another eating their food which helps the next set of animals to get to their food.
-Commensalism: (optional)
Ex. rhino w/ insects on back and birds eat them helping the rhino with health and also getting a meal.
-Mutualism: Ex. A human’s Gut Tube (Need) need each other to survive, bacteria to eat and for you to help you digest your food.

Question 9

**2 components of niches are (2):

Answer 9

Niche: is the total set of environmental factors that determine specific distribution in an ecosystem.

• Biotic: Animals that eat each other
• Abiotic: Where is river, how much water(how is the weather etc.)

Question 10

What are the (3) ways that organisms respond to change:

Answer 10

• Die
• Adapt
• Move