The Nature of Life
the smallest unit of life
What is a cell?
This universal genetic material contains instructions for traits
What is DNA?
Organisms produce their own food using sunlight
What are autotrophs?
all areas on Earth where life exists
What is the biosphere?
the variety of species in an ecosystem
What is biodiversity?
This scientific method step involves forming a potential explanation before testing
What is a hypothesis?
Need for energy and materials
What is Metabolism?
This type of diagram shows energy transfer between organisms
What is a food web?
all members of a species living in an area
What is a POPULATION?
major threats to biodiversity
What is
Habitat destruction, invasive species, pollution, overharvesting
These two characteristics of life involve changing and increasing in size
What are growth and development?
This process involves organisms changing over time to better survive in their environment
What is evolution?
This trophic level consumes plants.
What are primary consumers?
day-to-day conditions at a particular place and time
What is weather?
Breaking large habitats into smaller pieces disrupts animal movement and survival
What is habitat fragmentation?
This process converts solar energy into chemical energy that organisms can use
What is photosynthesis?
Maintaining internal balance
What is Homeostasis?
Water falls from clouds as rain or snow
What is Precipitation?
This climate zone is all the cold areas
What is Polar?
how the population size changes
What is growth rate?
This is what you measure or observe in the experiment
What is Dependent Variable?
Reproduction from a single parent
What is Asexual?
Species maintains ecosystem balance and biodiversity, often preventing one species from becoming too dominant
What is a Keystone Species?
This area has long winters and, Short mild summers
What is Taiga?
bacteria that live in soil, water, even you gut!
What is microbiome?