Living Organisms & Environment
What do we call animals that eat only plants?
What is a herbivore?
In a food web, what type of organism produces its own food using sunlight?
What is a producer or autotroph?
What renewable resource is used in solar panels to generate electricity?
What is sunlight?
This is the process of taking food into the body.
Ingestion
The basic structural and functional unit of life.
Cell
What term describes a relationship where one organism benefits and the other is neither helped nor harmed?
What is commensalism?
What is the name of the process in the carbon cycle where dead organisms are broken down, returning carbon to the soil?
What is decomposition?
What is the practice of growing crops and trees without completely depleting the soil?
What is sustainable agriculture?
This enzyme in saliva begins the digestion of starch.
Amylase
This organelle controls the activities of the cell.
Nucleus
What is the term for a series of organisms each dependent on the next as a food source?
What is a food chain?
What is the process by which animals exhale carbon dioxide into the atmosphere?
What is respiration?
What is the process of protecting and preserving natural environments called?
What is conservation?
Most digestion and absorption of food occur in this organ.
Small intestine
This selectively permeable structure surrounds the cell.
Cell membrane
What do we call the maximum number of individuals of a species that an environment can sustainably support over time?
What is carrying capacity?
Name the process in which plants release water vapour into the atmosphere through their leaves.
What is transpiration?
Which fossil fuel is primarily used to generate electricity and is a major source of carbon dioxide emissions?
What is coal?
Tiny finger-like projections that increase the surface area for absorption.
Villi
This process moves water molecules across a partially permeable membrane.
Osmosis
What is the term for the variety of living organisms in a particular area, including species diversity, genetic diversity, and ecosystem diversity?
What is the main form of nitrogen that plants can absorb from the soil?
What is nitrate?
Which of the three Rs refers to the act of using fewer resources by consuming less and choosing products with less packaging?
What is reducing?
This enzyme breaks down proteins into amino acids in the small intestine.
Protease or dipeptidase
This organelle is known as the "powerhouse" of the cell because it releases energy from food.
Mitochondria