Chemistry, 26.04.2021 03:40 renaudciera
20 points Vertebrates share many physical characteristics. All vertebrates
Question 1 options:
have an internal skeleton that includes a backbone or spinal column.
have an internal skeleton but not a backbone or spinal column.
have neither an exoskeleton nor an internal skeleton.
have a thick exoskeleton but not an internal skeleton
Question 2 (1 point)
Which group of characteristics describes the organism in the illustration below?
Question 2 options:
multicellular, endothermic, invertebrate
single-celled, ectothermic, invertebrate
multicellular, endothermic, vertebrate
multicellular, ectothermic, vertebrate
Question 3 (1 point)
Dora's pet is having babies. The babies are born live and have fur. They drink milk that their
mother produces. What kind of vertebrate is Dora's pet?
Question 3 options:
a mammal
a bird
a reptile
an amphibian
Question 4 (1 point)
Kyle finds an invertebrate outside in the dirt. The invertebrate has a long, tube-like body that is divided into many different parts. He researches the organism and finds out that it has a nervous system, blood vessels, and a long digestive tube that runs down the length of its body. It can also absorb dissolved oxygen through its skin.
The organism that Kyle found is most likely a(n) .
Question 4 options:
echinoderm
arthropod
segmented worm
mollusk
Question 5 (1 point)
Which of the following is NOT true of the phylum Amphibia?
Question 5 options:
Amphibians must lay their eggs in an aquatic environment.
Amphibians have four limbs.
Amphibians have moist skin that is not completely water tight.
Amphibians have scales.
Question 6 (1 point)
Snails are invertebrates that have a soft body that they can pull into a hard outer shell. They also have a muscular foot that allows them to move. Snails inhabit land as well as the ocean. Some snails breathe using lungs, whereas others breathe with gills.
Snails are classified as .
Question 6 options:
segmented worms
mollusks
echinoderms
arthropods
Question 7 (1 point)
Chelsea is researching an organism. Her organism has jointed limbs and an exoskeleton. It also obtains air through air tubes. Chelsea’s organism is classified as a/an —
Question 7 options:
amphibian
echinoderm
mollusk
arthropod
Question 8 (1 point)
Which of the following are characteristics of vertebrates?
Question 8 options:
blood that circulates through vessels
a nervous system connected to a brain
muscles that allow the organism to move
all of the above
Question 9 (1 point)
Sea urchins are spiny, globular animals that live on the ocean floor. How are sea urchins classified?
Question 9 options:
vertebrates
invertebrates
mammals
arthropods
Answers: 3
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Answers: 3
20 points Vertebrates share many physical characteristics. All vertebrates
Question 1 options:
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