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What is the sun?
A planet made of hot burning gas?
What is radial symmetry?
Symmetry around a radial/circular axis like a starfish or jellyfish.
What is the difference between a bony fish and a cartilaginous fish?
bony - A fish with a skeleton of bones.
cartilaginous - A fish with a skeleton of cartilage.
What is the difference between chemical digestion and mechanical digestion?
Chemical - Digestion with the natural chemicals in the body.
Mechanical - Digestion of food before it moves into chemical digestions, such as chewing, crushing, and grinding food.
Is fire a gas, liquid, or solid?
Gas
What is a chordate?
Animals that have a notochord at some point in their lives.
What is bilateral symmetry?
Being divisible by two, symmetrical halves.
What is a pecking order?
a social structure among birds where one shows dominance or a higher place in the social hierarchy over another by pecking. Not only weak birds are pecked. It is a hierarchy of pecking.
What type of animals undergo metamorphosis?
butterflies, moths, beetles, frogs, toads, newts, (amphibians)
What are ligaments?
Though bands of tissue that hold an endoskeleton together.
What is the difference between an endotherm and ectotherm?
endotherm - An animal that can regulate its inner body temperature.
ectotherm - An animal that cannot regulate its inner body temperature and uses the environment to regulate body temperature.
What is the difference between an instinct, a learned behavior, and a reflex?
instinct: Something that comes from genetics such as migrating and nest-building.
learned behavior: comes from watching other animals, such as a racoon learning to remove trash can lids.
reflex: An action that happens without thinking about it such as shivering to keep warm, or panting to stay cool.
What is a jawless fish?
A fish without a jaw.
What is a carnivore?
An animal that feeds on other animals.
What is the difference between external development and internal development?
external - When offspring is developed outside of the mother, such as laying eggs.
internal - When offspring develops inside of the mother, such as cows and elephants.
Why do animals show agression?
to claim food, to establish territory, to maintain dominance. Usually don't fight to the death.
What is the difference between a vertebrate and an invertebrate?
vertebrate - An animal with a backbone or that had a notochord.
invertebrate - An animal with no backbone. This is the largest group of animals.
What is a mammal?
All mammals have hair, produce milk, are vertebrates, and endothermic
What is an herbivore?
An animal that feeds on plants.
What is the difference between a complete gut and an incomplete gut?
complete - a digestive system with two openings.
incomplete - a digestive system with one or no openings
What is the difference between complete and incomplete metamorphosis?
Complete: A complete change such as a caterpillar turning into a butterfly.
Incomplete: A small change that does not result in a full change into another organism such as when an insect molts, but still looks almost the same before and after.
What is the difference between an exoskeleton and endoskeleton?
exoskeleton - hard frame on the outside of the body, non living and can't grow.
endoskeleton - hard frame on the inside of the body, living and can grow.
What is a sessile organism?
An organism that cannot move from place to place.
What is an omnivore?
An animal that feeds on both other animals and plants.
What are the stages of metamorphosis?
eggs, larva/tadpoles, pupa (resting stage), pupa emerging/developing, adult.