Food chain and webs
What are humans role the food chain ?
Consumers
How is an ecosystem an example of a system?
An ecosystem is like a system because it has living and nonliving parts. Those parts work together for a common purpose of survival. they are in balance with each other.
What are 4 examples of biomes?
Deserts, forests, prairies, oceans
To protect yourself from possible injury, wear ___.
safety goggles
What is a Cell ?
A membrane bound structure that is the basic unit of life.
Where do plants get their energy from?
The sun
Are nonliving components of an ecosystem important?
Nonliving components are very important. Air is nonliving.
Why is climate important to a biome?
It determines what types of plants and animals can live there.
Wear a laboratory ___ whenever you are working with chemicals or heated substances.
apron
What is a Cell Membrane ?
The lipid bilayer that forms the outer boundary of the cell.
Describe what would happen if one link of a food chain were to die off.
Gradually all the other parts of the food chain would die off too.
Why do organisms interact with their environment?
Organisms interact to meet their needs for food to survive. Food is the energy they need to survive.
Which biome is the coldest?
Tundra
Tie back ___ to keep it away from chemicals, flames, or equipment.
long hair
What is a Cell Theory
This says that 1. all living things are made of cells, 2. cells are the basic unit of structure and function and 3. cells only come from other cells.
Name 2 primary consumers?
Anything the eats grass or plants. eg zebra, giraffe, cow, rabbit etc
Is the sun important?
The sun is very important. Without the sun, plants would not grow, weather would not occur, our planet would not be warm.
For about how many months of the year are temperatures in the tundra below freezing?
9 months
Remove any article of ___ or ___ that can hand down and touch chemicals and flames.
clothing, jewelry
What is a Cell wall?
A rigid structure that surrounds the cells of plants and most bacteria.
What travels through a food chain or web?
Energy
What kind of consumers are needed in an ecosystem for balance to occur?
herbivores, carnivores, omnivores, decomposers
What is unusual about the tundra?
The sun never sets during most of the summer.
Do not wear ___ or ___ in the laboratory.
sandals, open-toed shoes
Cytoplasm is ?
The region of the cell between the cell membrane and the nucleus.