Nematodes

Nematodes are also known as _____.

• flatworms

• segmented worms

• round worms

• tape worms

What habitats are Nematodes found in?

• only fresh water

• only terrestrial (land)

• almost all habitats

• only marine (saltwater)

Which is an example of a Nematode?

• tape worm

• heart worm

• earth worm

• planarian

Tags

NGSS.MS-LS4-2

Nematodes exhibit _____ symmetry.

• longitudinal

• radial

• asymmetrical

• bilateral

Nematodes have a _____ digestive system

• incomplete

• complete

• external

• longitudinal

The squeezing of muscles to move food down the digestive tract is called.

• peristalsis

• auricles

• hermaphrodites

• dioecious

Nematodes are protected by an outer waxy layer known as a _____.

• auricle

• pharynx

• coelom

• cuticle

Nematodes exchange gas by _____.

• digestion

• diffusion

• auricles

• the flame bulb

Nematodes only possess _____ muscles

• circular

• anterior

• posterior

• longitudinal

Hermaphrodite means

• only males

• only females

• male and female on same individual

• separate male and female individuals