Chapter 3.4 Organisms And Their Environments

Question 1

What factors are included in an organisms niche?

Answer 1

Types of food, shelter, reproduction and survival strategies

Question 2

What are biotic factors?

Answer 2

All the living organisms in an environment

Question 3

What are abiotic factors?

Answer 3

The non-living parts of the environment

Question 4

What are some examples of abiotic factors?

Answer 4

Climate
Wind
Nutrient availability
Soil
Sunlight

Question 5

What is a habitat?

Answer 5

An area where an organism lives

Includes both biotic and abiotic factors

Question 6

Define niche

Answer 6

All strategies and adaptations a species uses in its environment including

1. Type of food an organism eats
2. How it obtains food and shelter
3. When and how a species reproduces and survives

Question 7

Can more than one species share the same niche in the same habitat?

Answer 7

No

Question 8

What is symbiosis?

Answer 8

Any relationship in which two species live closely together

Question 9

List the three types of symbiosis?

Answer 9

Mutualism
Commensalism
Parasitism

Question 10

What is mutualism?

Answer 10

Symbiosis where both species benefit

Question 11

What is commensalism?

Answer 11

Symbiosis where one species benefits and the other does not care

Question 12

What is parasitism?

Answer 12

Symbiosis where one species benefits and the other is hurt or harmed.

Question 13

What are examples of mutualism?

Answer 13

Flowers and insects

Rhino and tick bird

Question 14

What are some examples of commensalism?

Answer 14

Trees and moss

Whales and barnacles

Question 15

What are some examples of parasitism?

Answer 15

Dogs and ticks

Human and mosquito

Question 16

What is a predator?

Answer 16

Organisms that seek out and eat other organisms

Question 17

What is prey?

Answer 17

Organisms that are eaten