Reference no: EM132788727

INVASION OF THE LAND

This chapter of Life in the Undergrowth explores the main challenge that the previously sea dwelling invertebrates faced upon move onto dry land:- the prospect of death by drought. Notice that most of characters featured in this episode, Invasions of the Land, are not Insects. They are the closest relatives of insects within the phylum Arthropoda, and which you have learned about in recent lectures.

The Questions:

1. When did animals begin laying eggs on land?

2. What were the first animals that may have taken to land?

3. Describe the function of the armor found on millipedes.

4. How do springtails remain moist?

5. The jump of Springtails is the equivalent to humans jumping how high?

6. Where are the velvet worms found?

7. How do the velvet worms obtain food?

8. How does the leopard slug show that they are ready to mate?

9. How do forest millipedes protect themselves when in the trees and not on the forest floor?

10. How do female springtails choose a mate?

11. One hectare of soil can be home to how many worms?

12. How long does it take for the giant earthworm before it hatches from the egg?

13. Why and how are invertebrates connected to the moisture of the undergrowth?

14. How do invertebrates have the ability to survive the heat of the desert?

15. How many scorpions can hatch at a time?