Intro to Animals Flashcards

1
Q

What are 4 methods of feeding, relating to the mouth part of the animal?

A

Suspension (scallop)
Deposit (sea cucumber)
Fluid (blowfly)
Mass (frog)

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2
Q

Examples of animal specialisation?

A

Magnetism- navigation aid (birds and turtles)

Electric fields- aquatic predators can detect electric activity in muscles of passing prey (sharks and rays)

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3
Q

What are the three germ layers?

A

Ectoderm (skin, glands of the skin, hair and nails, nervous system, lining of mouth and nose)
Endoderm (lining of digestive system, respiratory system, liver, pancreas)
Mesoderm (bones and cartilage, muscles, circulatory system, excretory system, reproductive system)

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4
Q

What are 3 food sources for animals?

A

Plants or algae.
Other animals.
Detritus.

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