Check each characteristic below that is uniqueonlyto animals (i. only found in the Kingdom Animalia). __heterotrophic __feeds by ingestion __nervous...

1.Check each characteristic below that is unique only to animals (i.e. only found in the Kingdom Animalia).

__heterotrophic

__feeds by ingestion

__nervous tissue

__movement

__gastrulation

2.Check all of the following that is considered a necessary adaptation for animals to live completely in a terrestrial (land) environment.

__keratinized epidermis

__amniotic egg

__oxygen breathing

__internal fertilization

__limbs

3.Homeothermic animals _____ but are able to _____ than ectotherms.

a.live longer.....reproduce more

b.expend more energy.....maintain greater activity

c.eat more.....digest less

d.evolve slower.....diversify more

4.Which of the following best describes the distinctive characteristic of primates?

a.bipedal

b.mammary glands

c.color vision

d.opposable thumb