Life Science - 1
Which organ absorbs water from food and diffuses it into the bloodstream?
large intestine
When two organisms are fighting for limited resource?
What is competition?
What controls everything in a cell?
What is the nucleus?
Word for any living thing.
What is organism?
What is the purpose of a microscope?
to see a microscopic world that cannot be seen with the naked eye.
What is the study of organisms and their environment called?
What is Ecology?
An organism that can make its own food.
What is an autotroph or producer?
The process by which individuals that are better suited to their environment survive and reproduce.
What is natural selection or survival of the fittest?
The powerhouse of the cell
What are mitochondria?
The type of relationship where one organism benefits and one is unaffected.
What is commensalism?
A protist responds to its _____________________.
environment
all living organisms are made of many ___________.
Cells
the community of organisms and the abiotic factors is called the ____________________
ecosystem
DNA stands for ____________________
deoxyribonucleic acid
What system involves the esophagus, mouth, and diaphragm?
What is respiratory?
What is the body's largest organ?
What is your skin?
Inside a paramecium you can see several kinds of cell structures called ____________________.
Organelles
The process of cell division for body cells
What is mitosis?
Where photosynthesis takes place in a plant cell
What is the chloroplast?
one organisms depend on a host organism in a way that harms the host.
parasitism
Prokaryotes are________________
one celled organisms that do not have a nucleus
How many pairs of chromosomes does a human body contain?
What is 23
Converting water and carbon dioxide into oxygen and glucose
What is photosynthesis?
Organs that work together to perform a function
What is an organ system?
The jellylike "soup" that fills most of the cell
What is cytoplasm?
one- celled eukaryote that lives in pond water and has cilia
paramecium
A very thin blood vessel. Hundreds of the surround each alveoli.
What is the a capillary
Known as the father of genetics after studying traits in pea plants.
Gregor Mendel
The lobe of the brain that controls vision
occipital lobe
The layer of the atmosphere where weather patterns occur
troposphere
Our current geologic era
Cenozoic
The smallest living part of an organism
What is a cell?
After something dies, the matter is consumed, broken down, and returned to the environment by these.
decomposer
What are the four trophic levels called?
What are producers, primary consumers, secondary consumers, tertiary consumers
This is the liquid part of blood
plasma