Animal Theme 3

Question 1

Aquatic Environmental Challenges

Answer 1

Density of water
viscosity of water
lower oxygen content
high thermal conductance

Question 2

Terrestrial Environmental Challenges

Answer 2

Desiccation
Temperature extremes
Excretion
Reproduction
Locomotion
Gas Exchange

Question 3

Adaptations for Desiccation

Answer 3

Thick skin
Waxy cuticle
Produce Urine
Replace water loss
Aestivation
Life cycle

Question 4

What organism uses Aestivation

Answer 4

African lungfish

Question 5

What organism uses Parthenogenesis (Virgin Birth)

Answer 5

Rotifers

Question 6

In what environmental condition does a Rotifer use asexual reproduction

Answer 6

Unstressed moist conditions

Question 7

What are the adaptations to reproduce on land

Answer 7

Internal fertilization
Amniotic eggs

Question 8

What adaptations were made for freeze tolerance

Answer 8

Ice nucleating proteins
life cycle stages
hibernation

Question 9

Which organisms excrete ammonia

Answer 9

Most aquatic animals and most boney fish

Question 10

Which organisms excrete Urea

Answer 10

Mammals, amphibians, sharks, and some boney fish

Question 11

What organisms excrete Uric acid

Answer 11

birds, reptiles, insects and snails

Question 12

What is the function of the tracheal system and which organisms use it

Answer 12

Gas exchange
Insects

Question 13

How do the olfactory receptors detect scents?

Answer 13

Airborne molecules dissolve in fluid to reach action potential

Question 14

Where and how do mosquitos smell

Answer 14

Hair like antennae
pores allow for the odor to enter and the fluid binds to receptors

Question 15

What inner ear bone evolvent from the jaw

Answer 15

Stapes

Question 16

Which organ allows grasshoppers to hear

Answer 16

Tympanal organ

Question 17

What is the mechanism that allows vertebrates to hear

Answer 17

The vibration of the eardrums is conducted to the oval window
Fluctuations in ear bones translate air vibrations into liquid vibrations

Question 18

How did organisms adapt visually to the transition to land

Answer 18

Eye size tripled, eyes shifted from the side of the head to the front

Question 19

The speed of sound travels faster in ________

Answer 19

water

Question 20

The speed of light travels slower in _______

Answer 20

water

Question 21

What effect does compressibility have on sound

Answer 21

The more compressible the medium the faster the speed of sound
The less compressible the medium the slower the speed of sound