SCIENCE

assem naser
Flashcards by assem naser, updated more than 1 year ago
assem naser
Created by assem naser about 5 years ago
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WHAT IS A SUSTAINABLE ECOSYSTEM? THEY ARE DIVERSE ECOSYSTEM THAT ARE ABLE TO PROVIDE THE NEEDS OF THE ORGANISMS LIVING THERE FOR A LONG PERIOD OF TIME
WHY DID INDIGENOUS AUSTRALIANS USE FIRE? THEY USED AS A TOOL FOR HUNTING
WHAT ARE INTENSE FIRES? THEY ARE FIRES THAT ARE DESTRUCTIVE
WHAT IS LOW INTENSITY FIRES? THEY ARE FIRES THAT CAN BE CONTROLLED
WHAT HAPPENS TO PLANTS/ANIMALS AFTER A LOW INTENSITY FIRE? THEY MOVE BACK INTO THE AREA AND PLANTS GROW NEW BRANCHES
WHAT IS BIOLOGICAL CONTROL? A METHOD OF CONTROLLING UNWANTED PESTS BY USING A NATURAL PREDATOR OR DISEASE
WHAT IS A FIRE SEASON? TIMES OF THE YEAR WHEN FIRES ARE LIKELY
WHAT IS A FLOOD PLAIN? AREA LONG THE BANKS OF RIVERS AND STREAMS THAT IS FLOODED WHEN WATER LEVELS ARE HIGH
WHAT IS FUEL REDUCTION BURNING? REGULAR BURNING TO REDUCE THE AMOUNT OF FUEL AVAILABLE FOR A FIRE
WHAT IS A LEVEE? RAISED BANK BUILT TO PREVENT WATER REACHING BUILDINGS
WHAT ARE SPECIES? THE TERM USED TO DESCRIBE DIFFERENT TYPES OF LIVING THINGS
WHAT IS CUTTING? PART OF THE STEM,ROOT OR LEAF IS ABLE TO GROW INTO A NEW PLANT
WHAT ARE ENDANGERED SPECIES? SPECIES THAT ARE CLOSE TO EXTINCTION AND VERY SMALL NUMBERS REMAIN
WHAT DOES EXTINCT MEAN? A TERM USED TO DESCRIBE A SPECIES THAT IS NON -EXISTENT
WHAT IS A HORTICULTURALIST? A SCIENTIST WHO STUDIES THE GROWING OF PLANTS
WHAT ARE RARE SPECIES? SPECIES THAT HAS LOW NUMBERS OFTEN SPREAD OUT OVER A LARGE AREA THE POPULATION IS NOT DECREASING
WHAT IS REMNANT VEGETATION? NATIVE VEGETATION THAT REMAINS UNCHANGED WHEN SURROUNDING AREAS HAVE BEEN CHANGED BY ACTIVITIES SUCH AS GRAZING OR FORESTRY
WHAT ARE VULNERABLE SPECIES? SPECIES THAT IS EXPERIENCING A RAPID POPULATION DECLINE AND IS IN DANGER OF BECOMING EXTINCT IF DROPPING IN NUMBERS
WHAT IS A RABBIT PROOF FENCE? THEY STOPPED RABBITS FROM COMING TO FARMS
WHAT ARE INTRODUCED SPECIES? THEY ARE ANIMALS THAT WERE INTRODUCED TO AUSTRALIA
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