Study - Biology Exam (3rd) Flashcards by Lydia Krans

The precess where a fertilized egg becomes a mulitcellular zygote is called…

Cleavage

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Animals with two germ layers typically exhibit…

Radial Symmetry

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This is not a heterotrophic…

Algae

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Roundworms are part of this phyla…

Nematoda

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This is a part of the phylum chordata…

Snakes

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Sponges are part of this phyla…

Porifera

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Sea stars and sea urchins are part of this phyla…

Echinodermata

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Jellyfish and sea anemones are part of this phyla…

Cnidaria

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Segmaneted worms are part of this phyla…

Annelida

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Clams, snails, and squid are all part of this phyla…

Mollusca

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flatworms are part of this phyla…

Platyhelminthes

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Insects, lobsters, and spiders are all part of this phyla

Arthoropoda

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This calls of animals unclude animals that have moist skin as the prinary organ for gass exchange in adult members…

Amphibians

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Members of this class produce milk for their young in specialized skin glands…

Mammals

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A new organism is discovered that is terrestrial, has a new segmented exoskeleton, and wings. This organism is most likely a member of this phyla…

Arthoropoda

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This is an example of am animal that exhibits asymmetry…

Sea sponge

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this is an example of mature animals that exhibits bilateral symmetry…

Butterfly

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This is an example of an animal that exhibits radial symmetry…

Jellyfish

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This is a phyla that contains a vertebra…

Chordata

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Some animals have an open circulatory system. This means…

Their blood empties straight into their body cavities and does not use a complex set of blood vessels

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This is not true of animals in the phyla porifera…

Endothermic

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Sea sponges are…

Sessile their entire adult life

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Parasitic worms…

Live on or in another organism and befits by taking nutrients from it at the expense of the host

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Tapeworms are the type of…

Flatworms

Leeches are a type of...

Segmented worm

Eyespots are typically used for...

Sensing light

Animals in phyla cnidaria get their name from their cnidocytes which are...

Stinging cells

A polyp is...

A cnidarian that is sessile, cup shaped, and has a mouth and tentacles at one end and a sticky base that attaches to a hard surface on the other end

A special system found only in animals in phylum Echinodermata used to help with feeding, respiration, movement, and sensation is called...

Water vascular system

Echinoderms have tube feet which are used for...

Captureing prey, movement, and eating

In mollusk is secreted by the...

Mantal

This is not a mollusk...

Jellyfish

The gills in clams are used for...

Oxygem exchange and food collection

This is not a characteristic of arthropods...

They develop from two germ layers

Some arthropods have cephalothorax. this is...

A fused head and thorax segment

In mollusks, which organ is used for locomotion...

Foot

Some insects go through complete metamorphosis. This includes the following stages (in order)...

Egg, larva, pupa, adult

Crustacians are a subphylum of arthropods. they include...

Lobsters, crayfish, and shrimp

Arachnids are a class of arthropods. They include...

Spiders, ticks, and scorpians

Insects are a class of arthropods. Insects do not have this...

Fused cephalothorax

All members of the phylum chordata do not have this in their life...

Spinal cord

All members of the subphylum vertebrates do not have this...

Open circulatory system

This is what animals in the class angatha, or jawless fish, share...

Cartilage skeleton

This is not a function of scales on a fish...

Body stability

Fish exange gases with the use of their...

Gills

This is not a function of fins

Diffusion

Adult amphibians' air exchange primarily happens...

Through their skin

What is unique about amphibians in order Apoda...

They lack legs and resemble earthworms

What is unique about the amphibians in order urodela...

Most members do not have lungs

Primary function of scales in reptiles is to...

Preserve body moisture

What is unique about the reptilian order spheriodontia...

They have a third eye on the top of their head

What unique characteristic do animals in the order crocodilia share that is not found in other reptiles...

They have a four chambered heart

This is only found in the organism class Aves...

Feathers

Air sacs in birds are used for...

Providing a conseant supply of oxygem to the bird

The seasonal movement of birds from one reasion to another is called...

Migration

This is not true for both birds and mammals...

THey both have some type of hair

This is not true for all organism in class mammalia...

They are all viviparous - Birth live young

Aquatic mammals like whales and dophins...

All have special adeptions called blowholes to streamline breathing while staying submerged

All mammals...

Have limbs that are specialized for various functions