NS Flashcards
TEST
what is a fine balance?
Living organisms and environment support ecosystem
Ecosystem depend on what for the environment?
Resources
Example of resources
Food,water,shelter
if there are little resources can ecosystem support individuals and large populations
NO
What is disruptions?
Something that interferes with a process
What is pollution?
To harm environment with substances made or used by humans
What are pollutants?
Wastes/chemical that contaminate water,air,soil
What are fossil flues?
Containing natural gas that was formed millions of years ago
What is poaching?
Illegally removing animals or plants from the wild
what is adaptations?
Characteristics that help living thing to survive in environment
What are variations?
Difference between individuals in a population
what is extinct?
No more of a species on earth
What Ia a camouflaged?
Colours/shapes help animals blend in a environment
What is mimicry?
Harmless species copies another poisonous species
What is biodiversity?
Total variety of species in an area
What are monocultures?
Single crop species planted over large areas
What are alien species?
Species that is not indigenous to a specific area
What are conservation?
Management and use of natural resources that protect wild life
What is a sustainable use?
Using resources wisely so that they are not depleted
