biology Flashcards
what is biology
the study of living things and its environment
list the 7 seven characteristics of living organisms
movement
growth
reproduce
respiration
sensitivity
excretion
nutrition
what is growth
permanent increase in size and mass
what is movement
causes an organism to change position or place
what is reproduce
results information of new individuals
what is respiration
the release of energy
what is sensitivity
being able to detect and respond to stimulus
what is excretion
removal of metablolic waste from chemical reaction
what is nutrition
the use of food for energy and growth
what is the structure of an organism
cells
cell tissues
organ
organ system
organism
what are cells
the smallest unit on an organism
what does the cell membrane do
allows things to enter cell
what does the nucleus do
contain the genetic information
what does the mitchondaria do
where respiration occurs
what does the small vacuole do
contains digestive system
what does the large vacuole do
contains cell sap
where is ribosomes
where proteins are made
where is the cyboplasm
where chemical reaction occurs
what does the cell wall do
protects the cell
what is chloroplast
where photosynthesis takes place
what is the order of a lab
title
aim
apparatus/materials
method
results
discussion
conclusion
reflection
what is photosynthesis
the process in which plants make their own food
what does photosynthesis use to make their own food
carbon dioxide
+
water
[on the arrow]sunlight
glucose
what are food chains
feelings and relationships between organisms
what are producers
organisms that feed off other organisms
what is a carnivore
only eats meat
what is an omnivore
meat and plants
what is herbivore
only plants
what is a trophic level
levels at which orgnisms feed at
what is egestion
the removal of ingested waste
what is excretion
the removal of metabolic waste
what are the 4 excretory organs
skin
liver
kidneys
llivings
