Answer:
Extinction is the natural process by which species die off.
The answer is letter b, persistence. This characteristic is often describe as a way of how long it will be useful, just like how long will the pesticides could be useful in killing the things that it is useful for in which is in consistent with the given statement above.
Since Australia is located in the Pacific ocean, extremes of weather and climate happen throughout a season. El Niño is traditionally defined as a dry climate with reduced rainfall; in this happens to be more extreme in Australia because of its location. La Niña on the other hand is traditionally defined as a wet or cool climate with lots of rainfall; and this is indifferent as La Niña in Australia tend to be more extreme too.
Answer:
color
Soil can be described based on its color (yellow brown red), how light or dark it is, and how intense the color is.
Texture
Ranges from bolder size pieces to very fine clay
Structure
Describes the shape of soil clumps and how the soil particles are held together. It can look grainy, blocky, or prism shaped.
Consistency
Hardness or softness of soil measuered by its consitstency varies with moisture for example some soils have soft, slippery consiststency when there moist.
Infiltration
How fast water enters soil
Soil moisture
Amount of water in soil pours is its moisture contents scientits detemine weight loss by drying samples in a oven at 100c the weight difference is the amount mouisture in the soil
Its O is the anwser to your problem