Intro to Biology
What does Biology mean?
________ is the study of how organisms interact with each other and their environment.
Ecology
How much energy is moved from one trophic level to another?
10%
Plants, Bacteria, and Animals are known as these types of factors.
Biotic Factors
Sunlight, temperature, water availability, and rocks are what type of factor?
Abiotic Factor
What is the most basic unit of life?
The living components that are on EARTH is called the...
Biosphere
Heat!
What breaks down dead material, like plants and animals?
Decomposers
What is the ultimate source of energy for most ecosystems?
The Sun
What molecule contains the genetic instructions for living organisms?
DNA
The part of the earth that is made of the "solid stuff" such as mountains, rocks, sand, etc is called the...
Geosphere
A _____ ______ is a model that shows many connected food chains.
Food Web
All Earth’s fresh and salt water, including water vapor and rain in the atmosphere, water underground, and ice is called this...
Hydrosphere
In the food chain algae → fish → seal → orca, which organism has the least available energy?
The Orca
What process do organisms use to maintain stable internal conditions?
Homeostasis
What includes all the living and nonliving factors in an area?
An ecosystem
Grass --> Grasshopper --> Bird --> Bobcat --> Fungi
Which one is the Secondary Consumer?
The Bird
What is a group of the same species living in the same area called?
A Population
A ______ ______ shows a single pathway of energy flow
Food Chain
List 3 Characteristics of Life:
1. Made up of Cells
2. Use Energy
3. Maintain Homeostasis
4. Grow & Develop
5. Reproduce
6. Respond to Stimuli
7. Have DNA
8. Adapt/Evolve
What is the difference between a food chain and a food web?
A food chain shows one pathway of energy flow, while a food web shows multiple interconnected pathways.
If a squirrel is eaten by a coyote. What is the coyote called in a food web? BE SPECIFIC
Secondary Consumer
Explain the difference between climate and weather
Climate is long-term averages of temperature.
Weather is short-term changes in temperature.
Grass --> Grasshopper --> Bird --> Bobcat --> Fungi
Which one is the Tertiary Consumer?
Bobcat