Insect Ecology and Populations

Question 1

Define population.

Answer 1

Group of individuals in a limited space / time frame.

Question 2

What does pest management target?

Answer 2

Populations (not individuals).

Question 3

Populations make up _____.

Answer 3

Communities

Question 4

_____ make up populations.

Answer 4

Individuals

Question 5

An ecosystem is to an ecologist as an agroecosystem is to a _____.

Answer 5

Agronomist

Question 6

What are some examples of agroecosystems?

Answer 6

Agroecosystem - ecosystem maintained to satisfy human desires.

• agriculture fields
• urban landscapes
• golf courses
• schools

Question 7

Populations are subject to _____ and _____ pressures that determine population size and structure.

Answer 7

Abiotic and biotic

Question 8

Feeding ecology is important - what does it affect?

Answer 8

• Development time
• Longevity
• Fecundity

Question 9

What are the three responses to food ecology?

Answer 9

1. Development time
2. Longevity
3. Fecundity

Question 10

Discuss development time.

Answer 10

Better quality food = faster development.

Faster development = better chance at survival.

Question 11

Discuss longevity.

Answer 11

Life span goes up with better quality food.

Question 12

Discuss fecundity.

Answer 12

Number of offspring goes up with more numerous, better quality hosts (food).

Question 13

Communities make up _____.

Answer 13

Ecosystems