a drawing which outlines the surface of the land showing the height and depths of hills and valleys.
works with things that are stationary and you count everything in the area following a direct search
_____________ are Jars with two tubes which you inhale on to suck up an insect or other small invertebrates without crushing them.
trap designed to catch tiny soil organisms by making them move away from hot, dry bright conditions.
a cone-shaped net of fine gauge material that can be towed through the water column to collect zooplankton and larger algae in a glass bottle at the end
type of sampling method were standard frames in randomly selected areas are used for the sampling abiotic factors, plants, or sedentary animals
a way to estimate populations by capturing, tagging, releasing and recapturing a sample the original sample. Total population= (number of org marked in 1st capture X total caught in 2nd capture)/number marked in 2nd capture,
a survey population, selected by chance, which fairly represents the general population. eg trowing a stopper to place a quadrat
a ______________ is a network of horizontal and vertical lines that provide coordinates for locating points on an image, map or ecosystem
The change in characteristics in an environment from one area to another, A gradually changing environmental factor. eg altitude, salinity in river esturary dept of soil on hillside etc,
a value that indicated the acidity or alkalinity of a solution on a scale of 0-14, based on the proportion of H+ ions.
Used to describe the amount of light reaching an object, particularly green plants. It is affected by latitude, seasons, shading, cloud cover, etc. It is often a limiting factor in ecosystems.
Scientific method holds no theory is valid unless its predictions are in accord with _________________
A research study that is based on numerical data.,
aims to determine the relationship between the independent variable and the depended variable in a population
open container buried to its rim in soil and used to catch animals active on the soil surface.,e.g. insects on ground simply fall in passive trap, ants ground beetles
traps for animals that hide in or under things eg logs , old piece of carpet, sack. etc
a classification system that arranges organisms into groups whose members share many characteristics inheritance patterns linneaus
May be constructed for convenience using easily observed characteristics.
Winged flying creatures - bats, robins, butterflies
Non winged flying creatures - mites, penguins, humans
An estimate of the abundance of a plant by counting the number of squares in a quadrat containing the species and expressing the result as a percentage.
a summary of the results of the experiment and a statement of how the results relate to the hypothesis
a quadrat that is divided into smaller squares to assist estimating / counting the relative abundance of the organisms in it
A band of chosen width along an environmental gradient, usually 1m wide quadrat along a transect line
abundant common frequent ocassional and rare terms used to describe the frequency of an organism in a quadrat
dominant abundant frequent ocassional and rare terms used to describe the frequency of an organism in a quadrat
Method of showing zonation graphically, shows abundance and distribution of members of species.
plants are dried between sheets of absorbent paper in a _____________________ before storing in a herbarium
The surface features of a place or region. The ______________ of a region includes hills, valleys, streams, lakes, bridges, tunnels, and roads.
in a mapping term, it is the way something is facing. Eg The hillside had a notherly aspect, ie. the faces north