Food Webs/Chains
The direction of the arrows in a food chain show what?
The flow of energy through an ecosystem.
Organisms are organized into complex communities called what?
Ecosystems
The process through which plants produce their own food is called what?
Photosynthesis.
What is the process by which animals break down complex foods into simple nutrients called?
Digestion
What is the Earth System that is all living things (plants, animals, ect.) called?
The Biosphere
What is the difference between a food web and a food chain?
Define producer, consumer, and decomposer.
Producer- an organism that makes its own food
Consumer- an organism that gets energy from consuming other organisms.
Decomposer- breaks down dead/decaying plant and animal matter.
What do plants need in order to produce their own food?
Water, Light, and carbon dioxide.
What is the tube that carries food from the mouth the the stomach in the human digestive system called?
The Esophagus.
What is a subsystem?
A system within a system
What does a food pyramid show that a food web does not?
A food pyramid shows they types of consumers (primary, secondary, etc.) and that there needs to be a large base of producers to support a small amount of top consumers.
Define carnivore, herbivore, and omnivore.
Carnivore- an organism that only eats meat.
Herbivore- an organism that only eats plants.
Omnivore- an organism that eats both plants and animals.
What are the products of photosynthesis?
Water, Sugar, Oxygen
Food is anything that someone eats to provide what?
Energy
Define System
A system is a collection of interacting parts that work together to create a whole or perform a function
Draw a food pyramid.
Producer on bottom, then primary consumer, secondary consumer and top consumer.
What is a predator and what is prey?
Predator- an animal that preys on (eats) others
Prey- The animal that is eaten
Plants produce food in their...?
Leaves
Does food travel through the large or small intestine first when going through the digestive system?
Small Intestine.
What is the process of organisms using nutrients for energy and producing waste products called?
Metabolism/ Metabolizing
Explain how energy gets from the sun to a secondary consumer.
The sun gives energy to the producer. A primary consumer gets the energy by eating the producer. A secondary consumer eats the primary consumer and gets the energy from them.
Name an example of a producer, consumer, and decomposer.
Answers will vary
The green pigment that absorbs sunlight in the cells of a producer is called what?
Chlorophyll
What type of consumer are humans? Why?
Answers will vary.
Sugar activated what single celled organism in our class experiment at the beginning of investigation 2?
Yeast