AY Honor Odonates Answer Key

Odonates

Skill Level

1

Year

2012

Version

24.11.2024

Approval authority

South American Division

1

What are the main differences between dragonflies (Anizoptera) and damselflies (Zygoptera)?

2

Approximately how many species of dragonflies are there in the world?

3

List five names by which dragonflies are known in different parts of your country.

4

Draw the life cycle of a dragonfly and indicate where it lives at each stage.

5

Describe the five main parts of dragonfly anatomy.

6

What is the average lifespan of dragonflies, in the larval stage and in the adult stage?

7

Why are dragonflies considered excellent bioindicators?

8

Name five different natural prey for dragonflies. Approximately what percentage of their weight does they eat daily?

9

Name five natural predators of dragonflies.

10

Describe the eyes of dragonflies and their functionality.

12

For how many hours a day can a dragonfly fly on average?

12

For how many hours a day can a dragonfly fly on average?

13

What is the estimated maximum flight speed of dragonflies?

14

List three uses of dragonflies for man.

References