WorksheetsChapter 6 Lesson 2
Total questions: 18
Worksheet time: 11mins
Invertebrates are animals that have backbones.
True
False
Sponges attach to rocks and filter food from the water around them.
True
False
Earthworms and leeches belong to the invertebrate group of flatworms.
True
False
Spiders and lobsters are arthropods.
True
False
thin layer of tissue that covers the internal organsof a mollusk
Mantle
Metamorphosis
molting
parasite
lives on or inside another organism and gets foodfrom that organism
Mantle
Metamorphosis
molting
parasite
the shedding and replacing of a hard outercovering
Mantle
Metamorphosis
molting
parasite
changes in body form that occur as an insectgrows from egg to adult
Mantle
Metamorphosis
molting
parasite
Which phylum does the animal shown here belong to?
Cnidaria
Platyhelminthes
Nematoda
Annelida
Which of the following statements about parasites is false?
a parasite gets food from another organism
a parasite lives in or on another organism
a parasite helps its host organism
a parasite does not help its host organism
An animal with a mantle belongs in which phylum?
Mollusca
Echinodermata
Cnidaria
Platyhelminthes
The structure shown here is a trait of the species in which phylum?
Porifera
Cnidaria
Mollusca
Echinodermata
What does the word "Echinoderm" mean?
spiny skin
bony plates
tube feet
endoskeleton
attach
to fasten
process of shedding and replacing an outer covering
mantle
thin layer of tissue that covers a mollusk’s internal organs
process of shedding and replacing an outer covering
metamorphosis
process in which the body form of an animal changes as it grows from an egg to an adult
animal that survives by living inside or on another organism, gets food from the organism, and does not help in the organism’s survival
molting
process of shedding and replacing an outer covering
to fasten
parasite
animal that survives by living inside or on another organism, gets food from the organism, and does not help in the organism’s survival
process in which the body form of an animal changes as it grows from an egg to an adult
