Ecosystems
What do we call organisms that make their own food using sunlight?
Name two types of symbiotic relationships.
Commensalism, Mutualism, Predation, Parasitism
Which process takes carbon dioxide and water and uses light energy to make glucose and oxygen?
Photosynthesis
To determine the age and evolution of fossils.
An organism or agent that causes disease or illness.
In a simple food chain Sun → Plant → Insect → Bird, which level is the insect?
Primary Consumer
What is the relationship where a tick feeds off of a deer?
Parasitism
What role do decomposers play in the cycling of matter?
They break down dead organisms and return the nutrients to the soil.
Why do scientists use comparative anatomy?
To study the evolutionary relationships of organisms.
What is used to treat infections?
Antibiotics
About what percentage of energy is typically transferred from one trophic level to the next?
10%
What is the relationship where a small group of fish swim under a shark.
Commensalism
What are the three macronutrients?
Fats, proteins, and carbs
If a population of moths lives near a factory and tree bark becomes darker from soot, explain how natural selection might change moth colors over several generations.
Over generations, darker colored moths become more prominent.
What is the best way to prevent illness from spreading?
Wash your hands, cover your cough, stay at home when sick.
Name two abiotic factors listed in the content that are essential for healthy ecosystems.
Sunlight, Water, Air, Oxygen, Soil
What would happen is a mutualistic partner, like a bee, is taken away from flowers in the environment?
The ecosystem would be interrupted. The flowers would not be pollenated.
What elements are needed to perform the process of cellular respiration?
Water, Oxygen, Energy
Beaks will become more narrow and longer to be able to dig and gather worms.
What is the difference between an epidemic and a pandemic?
An epidemic is a disease that is spread among a small area of region. A pandemic is a disease that has spread worldwide.
What is the title of the organism at the top of the food chain?
Apex predator or Secondary consumer
What is it called when animals hunt and eat other animals?
Predation
Where does the energy for all sources come from?
The Sun
What is the definition of adaptation?
A trait that is developed to survive in an environment.
What body system is important for protecting your body against illnesses.
Immune system