BIOS 1120 CHAPTER 22 EXAM WITH CORRECT ANSWERS 2025

BIOS 1120 CHAPTER 22 EXAM WITH
CORRECT ANSWERS 2025

Where did the first animals evolve? ( correct answers ) oceans

All of the following are true about most animals EXCEPT
( correct answers ) have haploid cells

What feature distinguishes all other animal phyla from sponges and
cnidarians (e.g. jellyfish)? ( correct answers ) bilateral symmetry

Which of the following adaptations made it possible for the first
vertebrates to live an entirely terrestrial existence? ( correct answers )
lungs

Which of the following fish species has rod-shaped bones that are similar to
amphibian limb bones? ( correct answers ) lobe-finned fishes

All of the following adaptations enhance a bird's ability to fly EXCEPT?

( correct answers ) teeth

All of the following describe the first mammals EXCEPT
( correct answers ) their embryos
developed in the mother's pouch

Which of the following aquatic organisms evolved from land-dwelling
ancestors? ( correct answers )
cetaceans

All of the following represent distinctive primate adaptations EXCEPT

( correct answers ) mammary glands

Which of the following hominin species very likely interbred with Homo
sapiens? ( correct answers )
Homo neanderthalenis

Animals obtain matter by means of all of the following processes EXCEPT

( correct answers ) making their own food

What feature do sponges LACK that members of all other animal phyla
have? ( correct answers )
tissues

What feature is characteristic of cnidarians (e.g. jellyfish) that distinguishes
it from other animal phyla? ( correct answers ) radial symmetry