IS IT ALIVE?
CELLS
WE NEED ENERGY
BODY SYSTEMS
KNOW THIS
100
True or False. Breathing is a characteristic of life
False
100
organisms with more than one cell
multicellular
100
This organism creates its own energy
Autotroph
100
True or false. Body systems are always working together
True
100
This organelle has DNA and controls life processes
Nucleus
200
True or false? All living things use energy
True
200
What are cell parts called?
Organelles
200
This organism gets energy from other organisms
heterotroph
200
Which body systems use arteries and veins to carry blood throughout the body?
Circulatory system
200
We sweat, shiver, or pant to maintain______
Homeostasis
300
All living things are made up of C_ _ _ _
Cells
300
Cellular respiration, which breaks down nutrients for energy, happens inside this organelle
Mitochondria
300
What type of animal is a primary consumer on a food pyramid?
Herbivores or animals that eat only autotrophs/producers
300
Which two body systems work together to help with movement?
Skeletal and Muscular
300
What is the correct order for an organism:
tissue, organs, cells, organ systems
cells, tissue, organs, organ system
400
When living things maintain a stable internal environment.
Homeostasis
400
This organelle conducts photosynthesis in plant cells
Chloroplast
400
What gets lost each time we move up the food pyramid?
Energy
400
The brain and spinal cord are found in this system
Nervous system
400
True or false.
Asexual reproduction creates offspring with genetic differences
False
500
Name the 7 characteristics of living things
1-made of cells, 2-use energy, 3-stable internal environment, 4-reproduce, 5-grow and develop, 6-contain genetic information, 7-adapt and evolve
500
This small organelle is like a factory that conducts protein synthesis, which breaks down and translates DNA into protein
Ribosome
500
Based on this food web, what would happen if there were a large increase in the snake population?
A decrease in the bird and mouse population, which would increase the bees and grasshopper population
500
Which body system helps with growth
Endocrine system
500
How much energy is lost at each trophic level
10 times (10% is carried to the next level)
1000x.10 = 100