Ecosystem (Q4)

Question 1

Biotic/Living

Answer 1

1. Producers
2. Consumers
3. Decomposers

Question 2

Producers

Answer 2

main producer: Plants

Question 3

Consumers

Answer 3

eats the producers or other consumers

Question 4

Decomposers

Answer 4

feed on dying organisms (saprophytes)

Question 5

Abiotic/Nonliving components

Answer 5

1. Sunlight
2. Water
3. Oxygen
4. Soil
5. Temperature

Question 6

Symbiotic

Answer 6

1. Commensalism
2. Mutualism
3. Parasitism

Question 7

Non-Symbiotic

Answer 7

1. Competition
2. Predation

Question 8

Commensalism

Answer 8

• One organism benefits
• The other one is unharmed

Question 9

Mutualism

Answer 9

• BOTH organisms benefit from this relationship

Question 10

Parasitism

Answer 10

• Parasite lives on or attaches to a host
• Parasite benefits but the host IS harmed

Question 11

Symbiotic

Answer 11

Symbiotic - +,-
Mutualism - +,+
Parasitism - {-,+,-}

Question 12

Competition

Answer 12

• Organisms fight for common and limited resources like food, water, sunlight, and space

Question 13

Predation

Answer 13

• a predator feeds on its pray
• predator kills and eats prey

Question 14

Producers

Answer 14

• transform energy from the sun into food
• process: photosynthesis
• autotrophs
• plants, algae, some bacteria

Question 15

Consumers

Answer 15

• Depend on other organisms for their energy requirement
• heterotrophs