Bio Ch.1 LS

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Which of the following associated with animals:

-Eukaryotes -ingest food -multicellular

Some of the methods by which scientists expand their knowledge and make observations

-Use of instrumentation -Visual observation -Examining results of other scientists

Functions of DNA:

-instructions for metabolism -Blueprint of an individuals genetic information -instructions for organizations

What are characteristics of photosynthesis?

-it is performed by plants -it will involve energy transformation -it absorbs solar energy

List characteristics of ALL living organisms:

-responsiveness -organization -homeostasis

Two of the most biologically diverse ecosystems?

-tropical rain forest -coral reef

List taxons from largest group to smallest

1)domain 2)Kingdom 3)Phylum 4)Class 5)Order 6)Family 7) Genus 8)Species

Place the following steps of the scientific method in the correct order as they would occur from beginning to end placing the first step at the top.

1)hypothesis 2)experiment 3)analysis of results 4)conclusion

The biodiversity of the planet may be as high as _million species

15

Domain Eukarya is evolutionarily more closely related to Domain

Archaea

Domains of Prokaryotes

Archaea and Bacteria

The parts of the Earths crust, water and atmosphere inhabited by living organisms is called the

Biosphere

The imbalance of which chemical cycle is leading to climate change

Carbon

An increase in which substance in which substance in the atmosphere is primarily responsible for global warming?

Carbon dioxide

What Archaea structure is more similar to the Eukarya structure than the Bacterial structure?

Cell membrane

Genes are made up of ___, which provides the instructions for the organization and metabolism of the organism.

DNA

Mushrooms and molds are members of the kingdom

Fungi

which of the following allows a scientist to think creatively about isolated facts and come up with a hypothesis?

Inductive reasoning

Which level do the terms Plants, Animals, and Fungi correspond?

Kingdom

Most scientific names are based on which language?

Latin

The group contains mainly single-celled eukaryotes such as protozoans?

Protists

What eukaryotic group contains mainly unicellular organisms?

Protists!!!!

The type of energy is used by nearly every living organism on Earth, either directly or indirectly

Solar

Which of the following would have been the experimental variable in the Alexander Flemming experiment described in the text?

The bacteria being tested

A characteristic of life is most closely related to the suitability of an organism to its environment is

adaptation

The flattened wings of penguins that are suited for an aquatic lifestyle are an example of an ___ to a specific environment.

adaptations

The combination of __ will form molecules

atoms

The smallest and most basic unit of life is the _______ , which, itself. is considered to be alive.

cell

What is found in prokaryotes?

cell wall and plasma membrane

A tissue consists of a group of similar ____ that perform a common function.

cells

Identify the ways in which emerging diseases can occur

changes in human behavior and increased exposure to animals

Which beneficial feature is found within a functional ecosystem?

chemical cycling

Within an ecosystem, death and decomposition return _____ to the producers

chemicals

Populations that live and interact within a particular area are called an

community

After collecting and interpreting data, a hypothesis is either accepted or rejected. The decision is called the

conclusion

Experimental design often involves comparing a test group to an ____group in order to determining the effects of the experimental variable

control

Facts or information collected by observation or experimentation during the scientific method are called

data

The diversity of life that we observe results from the fact that ___ can change over time.

deoxyribonucleic acid

All living organisms are assigned into three large groups called: Bacteria, Archaea, Eukarya, these groups are called

domains

A biological community and its associated physical environment comprise an

ecosystem

The workings of ___ensure that the environmental conditions of the biosphere are suitable for humans

ecosystems

Levels of biological organization build upon the previous level and exhibit unique properties know as _____ properties

emergent

The plant as a whole will have properties that are not shown by its separated tissues and organs. Such properties are called ____________ properties

emergent

A disease that is new is called an

emerging

The capacity to do work is called

energy

An evolutionary adaptation suits an organism to its

environment

The explanation of how living organisms arose from a single ancestor can be explained by the process of

evolution

The process of change that allows populations of organisms to become more suited to their environment over time is known as

evolution

The complete death of species or larger classification category is called

extinction

Each order is decided into smaller taxonomic groups called

families

Once the egg and sperm combine, the new cell will have inherited characteristics due to which two of the following:

genes and DNA

The taxonomic group that contains closely related species is referred to as

genus

In an ecosystem, as energy is transferred from one population to another, some of the energy is lost as

heat

The maintenance of normal internal conditions in a cell or an organism is referred to as

homeostasis

At present, we are losing as many as _______ of species per day due to human activities

hundreds

A possible explanation for a natural event that can be tested scientifically is referred to as a

hypothesis

Based on the theory of evolution: The diversity of life

is explained by adaptations to the environment

Based on the theory of evolution: The unity of life

is explained by descent from a common ancestor

The taxanomic group that is divided into smaller groups called phyla is referred to as

kingdom

The sum of all chemical reactions that occur within a cell is referred to as

metabolism

Researchers often use _ for testing because of ethical concerns, expense, or physical limitations.

models

SOME of the Levels of biological organization from smallest to largest

molecule cell tissue organism population ecosystem

The union of two or more atoms of the same element is called a(n)

molecules

If an organism consist of more than one cell it is called ___ organism

multicellular

Genetic variations are introduced among the members of a population through ___of the genetic material

mutation

Scientists use tools such as microscopes, binoculars, or telescopes to study organisms with the method of

observation

A combinations of two or more tissues that perform a common function form a

organ

The taxonomic group kingdom divided into smaller groups called

phyla

A multicellular, photosynthetic, eukaryote that is typically adapted to life on land is an

plant

A group of interbreeding organisms occupying a certain area form

population

A theory that is accepted by an overwhelming number of scientists is called a (n) _______ or law

principal

Natural selection occurs because a prey organism that avoids being eaten

produces more offspring than other prey

An organism, like a bacterium or archaean, that lacks a membrane-bounded nucleus and membranous organelles is called

prokaryotes

An example of behavioral mechanism for maintaining homeostasis is

regulating body temperature by sun exposure

Darwin realized that all individuals in a population have the ability to___ , but not all do so with the same level of success

reproduce

The characteristic of life that results in the production of the next generation is called

reproduction

Populations change over time by way of natural selection due to differences in _ within the population

reproduction success

The characteristic of life that refers to the ability of an organism to actively interact with its environment and other living things is called

responsiveness

The two-part name that biologists assign to a species is called the ______ name.

scientific

Organisms that are capable of interbreeding to produce fertile offspring are considered members of the same

species

The taxonomic group genus is divided into

species

A group of related organs working together form an organ

system

Identify and grouping organisms are the tasks of

taxonomy

The term is a binomial name is the genus name

the first term

An organ is a structure formed from different types of

tissues


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