Invertebrates Part 2: worms (flat, round, and segmented)
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Invertebrates
Part 2: worms (flat, round, and segmented)
WORMS!!!!!!
• Flat, round, and segmented
Flatworms
• Characteristics:
– Flat soft body
– Bilateral symmetry
Flatworms
• How obtain food?
– parasite= feed off of a host
– scavenger
Flatworms
• Environment
– Water or inside of a host
Flatworms
• Reproduction
– Asexual
– sexual
Flatworms
• Importance
– Cause disease
– Some helpful
https://www.youtube.com/watch?v=EH1KlxDFBQE
Roundworms
• Characteristics
– Slender tube-like body
– bilateral
Roundworms
• How obtain food
– Parasite
– Feed off of host
roundworms
• Move?
– yes
Roundworms
• Environment
– Inside of a host
Roundworms
• Reproduction
– asexual
Roundworms
• Importance
– Cause disease
Segmented worms
• Characteristics
– Divided into segments
– 2 body openings
– bilateral
Segmented Worms
• How obtain food?
– Filter as go through soil
– Feed on blood (leeches)
Segmented worms
• Move?
– yes
Segmented worms
• Environment
– Moist soil
– Fresh and salt water
Segmented worms
• Reproduction
– Sexual (hermaphrodite)
Segmented worm
• Importance
– Aerate soil
– Provide food
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