Definitions
A population
whatt is a group of organisms of the same species, living in a particular habitat
The instrument which has the same name as its sampling method
quadrat
Third level from the top in the Kingdom to Species classification system
Class
He eats only plant material
herbivore
Corals have a relationship with algae. Algae get protection and carbon dioxide, while the coral gets food when algae photosynthesize. What word defines this relationship?
Mutualism
The word niche defines
the role of an organism in an ecosystem
Sampling method used to determine types of species present and how they change across the ecosystem, possibly near a river or rocky seashore.
Line Transect
Main factor used to group organisms during classification
Similarities in observable characteristics
It may be found only at the second trophic level of a food chain or web
herbivore
Tapeworms and ticks live in or on certain animals, resulting in harm to the animal. _____ defines the relationship that the animal has with the worm or tick?
parasitism
All the populations of different species living together in a certain habitat
Community
Type of instrument used to collect organisms from the cracks of plants or other small spaces.
Pooter
The phylum to which snails, octopus, and clams belong
Molluscs
an organism which feeds on both plant and flesh foods
omnivore
One organism resembles another so that the first organism is hidden or not easily detected.
Camouflage
all other living organisms surrounding an organism, and relationships among living organisms
Biotic factors
The number of organisms in the first batch multiplied by the number in the second batch then divided by the number of previously caught organisms in the second batch. This equation represents which sampling method?
Mark release and recapture
Organisms with 3 pairs of jointed legs, a body divided into three parts, and one pair of antennae belong to the class of
insects
A lion has no natural predator and is usually found at the top of a food chain; it is therefore called
The Apex predator
Organisms, whether of the same species or of different species, competing for food, space, a mate, light, water, or any other resource. A type of relationship known as
competition
a group of organisms of common ancestry, which usually resemble each other, and can interbreed and produce fertile offspring
Species
Type of sampling used for animals in soil samples or leaf litter?
Tullgren Funnel
Fish, Amphibians, Reptiles, Birds, and Mammals all belong to the phylum of
Chordates
a flesh eating animal,who does not feed on plants
carnivore
The relationship serves as a biological control method to keep the number of organisms in an ecosystem constant?
predator- prey