Answer the following statements true (T) or false (F)
1.Soil scientists use relative amounts of sand, silt, and clay to classify soils.
2.The B horizon soil consists of most of the humus found in soil.
3.The "wearing away" of soil by wind and water is called erosion.
4.Chemically, nutrients from inorganic fertilizers are not equivalent to nutrients from manure or compost.
5.A typical, mature tree consumes only about 5 gallons of water a day.
1.TRUE
As an environmental resource for plants, this information varies among habitats and disturbances that might change them.
2.FALSE
3.TRUE
4.FALSE
5.FALSE
You might also like to view...
You are inspired by your professor's lecture on human demography to decrease your ecological footprint. What steps would best help you accomplish this goal? Select all that apply.
_____ Carpool, walk, or bike more often. _____ Trade in your sedan for an SUV you can use for camping. _____ Start a high-protein diet that replaces refined carbohydrates with meat. _____ Eat meat-free meals at least one day a week. _____ Dress warmer and turn down the thermostat. _____ Heat your home using the fireplace instead of natural gas. _____ Take a road trip to visit all the national parks. _____ Live out in the countryside, even if your job is in the city.
Animal genes cannot function in plants. Indicate whether the statement is true or false
Which was the last continent to be inhabited by monkeys?
a. Asia b. Africa c. Europe d. Australia e. South America
Dolphins (which are mammals) and sharks (which are fish) have stiff dorsal fins projecting from their backs that help them maneuver through water. What are these structures BEST described as?
A) analogous structures. (B) homologous structures. (C) vestigial structures. (D) mutations.