B2:9: Interdependence Between Organisms

Question 1

Predators characteristic features?

Answer 1

• binocular vision to judge size snd distance when hunting
• strength and speed to chass prey when hunting
• camoflauge to prevent detection during stalking
• good senses to detect prey such as hearing and smell
• large teeth and claws to hold and kill prey
• hunt in pack or alone
• have small number of young

Question 2

Prey characteristic features?

Answer 2

• eyes on side of head to give good all round vision
• speed to escape predators
• herd lifestyle to reduce chance of individuals being killed or singled out by predators
• some have stings /poison
• camoflauge
• large number of young

Question 3

What is mutalism?

Answer 3

Both organisms gain some benefit

Question 4

What is parasitism?

Answer 4

One organism benefits at the cost of the other.

A parasite feeds on or in anither animal, called the host which gains nothing from it. Sometimes harmed. Live on skin of hist and feed on its blood