Science Study Guide 1-23-23 Flashcards
Difference between mechanical and chemical digestion?
Mechanical digestion involves physically breaking down food substances into smaller particles while in Chemical Digestion, the stomach and intestines use chemicals to break down food molecules.
Carnivore…
Animals that get most energy from eating other animals.
Are you ready for the test?
Yes
Omnivore…
Animals that will eat both plants and animals to get energy.
Herbivore…
Animals that eat mostly plants to get energy.
Filter Feeders…
Animals that have structures that are designed to strain tiny algae and protists.
Termites have ________ in their guts that help them digest wood.
Protists
Sponges are ________________.
Filter Feeders
What will an ectotherm do to regulate its body temperature?
Move to warmer or colder areas.
What does the circulatory system do?
It pumps blood around the body using the heart and lungs.
What is the difference between veins and arteries?
Veins bring blood to the heart. Arteries bring blood away from the heart.
Fish have…
Two chambered hearts
Jellyfish have…
Hydrostatic Skeletons
An endoskeleton can be a…
Reserve for important minerals
Ligament…
A tough, flexible band of connective tissue that holds bones together at a joint