The flashcards below were created by user
8thgradeclass
on FreezingBlue Flashcards.
-
What is the largest animal living on Earth?
Blue Whale
-
All living things and all the places that they are found makes up the ______.
biosphere
-
Deserts, grassland, and different types of forests are included in which part of the biosphere?
Land enviroments
-
Across the biosphere, the vsriety of life is called ___________.
Biodiversity
-
Where is the most biodiversity found? Why?
near the equator; because more living things are able to survive in consistently warm temperatures than in areas that have large temperature changes during a year and more food supply is found
-
What are particular types of living things that can reproduce by interbreading among themselves?
Species
-
About how many known species are there?
two million
-
Over half of the known species are _____.
insects
-
What is the study of all forms of life, or all types of organisms?
Biology
-
What is an organism?
Any individual living thing
-
A _____ is the basic unit of life.
cell
-
What is a single-celled organism called? One with many cells?
Unicellular; multicellular
-
What is the ability to cause change or to do work?
Energy?
-
What for of energy is used by all living things?
Chemical energy
-
All the chemical processes that build up or breaks down materials is called _________.
metabolism
-
When organisms pass their genetic material to their offspring they ______.
reproduce
-
The genetic material is a module called deoxyribonucleic acid or ______.
DNA
-
What is an organized group of related parts that interact to form a whole?
System
-
What is a physical enviroment with different species that interact with one another and with nonliving things?
Ecosystem
-
What is a protein molecule that extends through the membrane, or outer layer, of a cell?
channel
-
What is the maintenance of constant internal conditions in an organism?
homeostasis
-
What is the change in things over time?
evolution
-
An inherited trait that gives an advantage to individual organisms and isn passed on to future generations is an ___________.
adaption
-
What are the two types of data?
qualitative and quantitative data
-
______ data are descriptions of an organism phenomenon such as sights, sounds, and smells.
qualitative
-
______ data are characteristics that can be measured or counted such as mass, volume, and temperature.
quantitate
-
What is a proposed answer to a scientific question?
hypothesis
-
What are the two possible outcomes of statistical analysis?
Nonsignificant or Statistically significant
-
The ______ variable is a condition that is manipulated or changed by a scientist.
independent
-
The _______ variable is observed and measured during an experiment; it is the experimental data.
dependent
-
The conditions that does not change in an experiment is called the ______.
constant
-
What is a proposed explanation for a wide range of observation and experimental results that i supported by a wide range of evidence?
theory
-
A _______ provides an enlarged image of an object.
microscope
-
A ______ is a segment of DNA that stores genetic information.
gene
-
What is the study and manipulation of DNA on a molecular level?
Molecular gene
|
|