1.
matter: Anything that has mass and takes up space (6)
2.
energy: The ability to cause change or do work (6)
3.
producer: An organism that makes its own food (8)
4.
autotroph: An organism that makes its own food using light or chemical energy (9)
5.
consumer: An organism that gets matter and energy by eating other organisms (8)
6.
heterotroph: An organism that must get food from other organisms (11)
7.
decomposer: An organism that breaks down dead organisms and wastes (10)
8.
photosynthesis: The process that uses light energy to make sugars (14)
9.
chloroplast: The organelle where photosynthesis takes place (11)
10.
chlorophyll: The green pigment that absorbs light energy (11)
11.
glucose: A simple sugar that stores chemical energy (7)
12.
respiration: The process cells use to release usable energy from sugars (11)
13.
mitochondria: The organelles where most cellular respiration takes place (12)
14.
ATP: The energy-carrying molecule used by cells (3)
15.
aerobic: A process that requires oxygen (7)
16.
anaerobic: A process that does not require oxygen (9)
17.
metabolism: All of the chemical reactions taking place in an organism (10)
18.
glycolysis: The first stage of breaking down glucose for energy (10)
19.
krebs: A cycle that helps break down molecules and releases carbon dioxide (5)
20.
calvin: A cycle that uses carbon dioxide to help build sugars (6)
21.
electrons: Tiny charged particles that can carry energy during cell processes (9)
22.
foodchain: The sequence of transfers of matter and energy from organism to organism (9)
23.
foodweb: A network of connected feeding relationships in an ecosystem (7)
24.
biomass: The total amount of living material in an area or feeding level (7)
25.
trophic: Related to an organism's feeding level in a food chain or food web (7)
26.
ecosystem: Organisms interacting with each other and with their environment (9)
27.
carboncycle: The movement and reuse of carbon through organisms and the environment (11)
28.
nutrients: Materials organisms need for growth and life processes (9)
29.
mattercycling: The repeated movement and reuse of matter through living systems (13)
30.
energyflow: The movement of energy through organisms in an ecosystem (10)
31.
heat: Energy released during energy transformations and lost to the environment (4)
32.
sunlight: The main source of energy for most ecosystems (8)
