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49 Cards in this Set
- Front
- Back
All parts of the planet that are inhabited by living things
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Biosphere
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What are the 3 main parts of biosphere
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Land
Bodies of water Atmosphere |
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Community of living things with all the nonliving things in the environment that support the living community
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Ecosystem
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All the earths ecosystems make up the
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Biosphere
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Individual living things
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Organisms
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Basic unit of structure and function
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Cells
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What part of the cell directs all activities of the cell
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Nucleus
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Basic building blocks of all materials
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Atoms
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Chemical responsible for inheritance
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DNA
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Passing on of traits from parent organisms to offspring
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Inheritance
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Units of inherited information
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Genes
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Distinct form of life
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Species
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Number of known species
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1.5 million
New ones discovered daily |
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What part of the earth has the most diverse species
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A tropical rain forest
Like in the Yucatan Peninsula in Mexico |
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Broadest category to classify life forms
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Domain
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How many domains are there and what are they
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3
Archaea Bacteria Eukarya |
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Means single cell
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Unicellular
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Which of the 2 domains are mostly unicellular
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Archaea
Bacteria |
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Cells without a nuclei are called
Prokaryotic or Eukaryotic |
Prokaryotic cells
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Next level after Domain
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Kingdoms
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What are the 4 kingdoms of Eukarya
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Protists
Fungi Plants Animals |
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What kind of cell have a nucleus that separates DNA from the rest of the cell
Prokaryotic or Eukaryotic |
Eukaryotic
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Means made of many cells
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Multicellular
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To perform complex functions, parts of the body are organized into groups that are based on the arrangement and interactions of its part called
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Systems
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Where do plants get their necessary chemicals
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Soil
Water Air |
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5 levels of organization of multicellular organisms
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Cell
Tissue Organ Organ system Organism |
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What are responsible for family resemblance
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Genes
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What is the inherited information that allows organisms to reproduce with their own kind
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DNA
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Process by which plants make food
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Photosynthesis
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What does the plant need from the environment for photosynthesis
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Water and nutrient from soil
Carbon dioxide from air Energy from sunlight |
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What is the byproduct of photosynthesis
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Oxygen
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Energy flows into an ecosystem as what?
Energy exits an ecosystem as what? |
In - Sunlight
Out - Heat |
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Who are an ecosystems "producers"
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Plants and photosynthetic organisms
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An organism that produces the food upon which an ecosystem depends is called a
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Producer
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Who are an ecosystems "consumers"
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Animals and organisms that eat (consume) food made by the producers
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Whenever an organism performs work, it converts some of its energy supply to what
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Heat
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What are 2 ways an organism cools itself
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Sweating and panting
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Ability of an organism to regulate its internal environment, despite changes in the external environment
(steady state) |
Homeostasis
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Inherited trait that helps an organisms ability to survive and reproduce in its environment
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Adaptation
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Localized group of organisms belonging to the same species
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Population
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A variation in an organism that helps it live longer and produce more offspring than organisms without the variation
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Natural selection
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The evoluation of a darker colored beetle to keep it hidden is an example of:
a. adaptation b. population c. natural selection d. homeostatis |
Adaptation
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Generation to generation change in the proportion of different inherited genes in a population
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Evolution
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A biologist studying interactions between an animal species and it environment is studying biology at what level
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cell
organism biosphere ecosystem |
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Which is not an organism
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oak leaf
spider elephant bacterial cell |
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Which domain do humans belong to
a. animals b. eukarya c. archaea d. none |
None
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DNA is found in the nucleus of eukaryotic or prokaryotic cells
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Eukaryotic
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Which product of photosynthesis is used by consumers
a. water b. carbon dioxide c. food |
Food
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Which of the following has to happen for the other 3 to occur:
a. natural selection b. adaptation c. genetic variation d. evolution |
Natural selection
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