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Ecology Notes #3 - Crash Course Biology Episode #7 - Population Ecology

Last updated over 2 years ago

10 questions

Question 1

00:40

Required

1

Question 2

01:23

Required

1

Question 3

03:12

Required

1

Question 4

05:13

Required

1

Question 5

05:54

Required

1

Question 6

06:36

Required

1

Question 7

08:48

Required

1

Question 8

09:28

Required

1

Question 9

09:50

Required

1

Question 10

11:25

Required

1

Question 1

1.

Question 2

2.

Question 3

3.

Question 4

4.

Question 5

5.

Question 6

6.

Draggable item		Corresponding Item

Question 7

7.

Exponential growth occurs when there are __________ and __________.

Question 8

8.

Logistic growth occurs when there is some __________ and is characterized by a growth curve that __________ at the __________.

Question 9

9.

Question 10

10.

What is population ecology?

The study of all of the species in an area.

The study of the entire biosphere

The study of a single species in an area.

The study of the interactions between species and their environments.

What are populations?

All the species in the same place.

All of the similar species in a place.

Groups of individuals of the same species, living in the same place

Which are the three measurable population features? 

Devolution

Demographics

Density

Dispersion

This method of estimation is an "area-based count" or "sampling". What is the unit for density?

m/individual

individuals/m

m2/individual

individuals/m2

A

B

C

D

Match the species to its dispersion pattern.

dandelion

clumped

coyote

uniform

sage plant

random

Categorize the two limiting factors below.

Food availability

Predation

Top-down regulation

Bottom-up regulation

Categorize the limiting factors.

competition for food

disease

hurricane

fire

Density dependent limiting factor

Density independent limiting factor