Unit 4 Animals Review
Vertebrate NutritionQuestion: Living things that obtain energy by eating other living things are called _______________?
Question: Name the three types of consumers.
Answer: Omnivores, Carnivores, & Herbivores
Mammals have different types of ____________ and birds different types of __________ depending on the food they eat.
Answer: Teeth, Beaks
Question: Most reptiles & amphibians are ________________?
Animals such as, sheep and cows, who have a special way of digesting food. Grass is partly digested in the digestive system, but then it returns to the mouth....what are these animals called?
Vertebrate RespirationQuestion: The exchange of gases inside the body is called _____________?
Question: All animals need to take in __________ and they all need to expel waste called ______________
Answer: Oxygen, Carbon Dioxide
Question: ____________, ______________, & _____________ take in oxygen from the air. Air passes into the lungs. Blood cells absorb the oxygen from the lungs and transport it around the body. Waste (carbon dioxide) leaves the body through the lungs.
Answer: Mammals, Birds, and Reptiles
_________ take in oxygen from water. The water enters the body through the mouth and leaves through the ________. The oxygen is absorbed into the blood through ________ in the gills. Waste carbon dioxide leaves the body through the gills.
Answer: Fish, Gills, Capillaries
When they are young, ______________ are aquatic animals. They take in the oxygen they need from the water through their gills. During metamorphosis, their gills close and they develop ______________.
Answer: Amphibians, Lungs
When an animal reproduces it creates a new living thing which is similar to itself. This is called_______________?
Question: Most animals reproduce ___________. This method requires a male and a female of the same species.
Question: Birds, fish, reptiles and amphibians are __________ animals. The embryo grows outside the female's body, inside an egg. The shell or jelly around the egg protects the embryo. The egg also contains all the nutrients it needs to grow. These mammals are called ____________.
Answer: Oviparous, Monotremes
Question: Almost all mammals are ___________. The embryo develops inside the mother and she gives birth to live offspring. All baby mammals drink their mother's milk.
Question: A few species are ____________. These animals produce eggs, but the eggs develop and hatch inside the mother. Later, the mother gives birth to live offspring.
InvertebratesQuestion: All ____________ have an external skeleton called an exoskeleton.
Question: Crustaceans have two body parts: a ___________ and an _________. Their exoskeleton is very hard, like a shell. They have five pairs of legs.
Answer: Cephalothorax, Abdomen
Question: _____________ have long segmented bodies. They have many pairs of legs and two antennae.
Question: _____________ have two body parts: a cephalothorax and an abdomen. They have ________ pairs of legs and up to eight eyes.
Answer: Arachnids, Four
Question: Insects have three body parts: a ________, a ________ and an ___________. All insects have two antennae and three pairs of legs.
Answer: Head, Thorax, Abdomen
Other Invertebrate GroupsQuestion: ____________ live at the bottom of the sea. They are covered by a hard, spiny skin. Name one example.
Answer: Echinoderms, Starfish
Question: _________ live in water. They are the simplest invertebrates
Question: __________ have a long, soft body with moist skin.
___________ live in the sea. They have a soft, jelly-like body with one opening.
Answer: Annelids, Cnidarians
Question: Name the 3 subgroups of molluscs:
Answer: Bivalves, Gastropods, and Cephalopods
Question: Name the 6 invertebrate groups:
Answer: Arthropods, Molluscs, Echinoderms, Sponges, Annelids, Cnidarians