1.
– The process by which plants and some organisms convert light energy into stored chemical energy (sugars).
2.
– A process in which food molecules and oxygen are broken down to release energy for cell activities.
3.
______ Respiration – Cellular respiration that requires oxygen to release energy from food molecules.
4.
______ Respiration – A process that releases energy from food molecules without oxygen.
5.
_____ Energy – Energy stored in the bonds of molecules that can be released during chemical reactions.
6.
(Glucose) – A molecule made of carbon, hydrogen, and oxygen that stores energy.
7.
_______ Acids – Small molecules that combine to form proteins.
8.
– Large molecules (proteins, lipids, carbohydrates, nucleic acids) built from smaller units.
9.
Energy______ – The movement of energy from one organism or system to another.
10.
Energy______ – The conversion of energy from one form to another (e.g., light to chemical energy).
11.
Energy______– The movement of energy through organisms in an ecosystem.
12.
– A molecule that provides usable energy for cells.
13.
– A community of living organisms interacting with each other and their environment.
14.
______ of Matter – The movement and reuse of atoms through living and nonliving parts of ecosystems.
15.
______ Cycle – The movement of carbon through Earth’s systems and living organisms.
16.
_______ Cycle – The movement of elements (like carbon and nitrogen) through living and nonliving systems.
17.
Food _____– A network of interconnected food chains showing energy flow.
18.
______ Level – The position of an organism in a food chain or web.
19.
– The total mass of living matter at a trophic level.
20.
Energy ______ – A model showing the decrease in energy at each trophic level.
21.
– All living organisms on Earth.
22.
– The layer of gases surrounding Earth.
24.
– The solid Earth (rocks, soil, landforms).
25.
Conservation of_______– Matter is not created or destroyed, only rearranged.
26.
Energy ________ – Energy cannot be created or destroyed, only transferred or transformed.
