Questions: Which of the following are ectotherms, lay eggs, have scales and breathe with a lung?
Aves
Mammalia
Amphibia
Reptilia
Phylum Arthopoda (class Insecta) has the most number of species and is considered the largest phylum.
Transcript text: Which of the following are ectotherms, lay eggs, have scales and breathe with a lung?
Aves
Mammalia
Amphibia
Reptilia
Phylum Arthopoda (class Insecta) has the most number of species and is considered the largest phylum.
Solution
Solution Steps
Step 1: Identify the characteristics of ectotherms
Ectotherms are animals that rely on external sources of body heat.
Step 2: Identify the characteristics of animals that lay eggs
Animals that lay eggs are known as oviparous.
Step 3: Identify the characteristics of animals with scales and lungs
Animals with scales and lungs include reptiles and some fish.
Step 4: Match the characteristics to the given options
Aves (birds) are not ectotherms; they are endotherms.
Mammalia (mammals) do not have scales and are endotherms.
Amphibia (amphibians) do not have scales and some breathe through their skin.
Reptilia (reptiles) are ectotherms, lay eggs, have scales, and breathe with lungs.