| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.04 |
| Score | 0% | 61% |
The crust and upper mantle of the earth is called the:
geosphere |
|
lithosphere |
|
hydrosphere |
|
atmosphere |
The biosphere is the global ecological system integrating all living beings and their relationships. This includes their interactions with the lithosphere (the rigid outer part of the earth, consisting of the crust and upper mantle), hydrosphere (all surface water), and atmosphere (the envelope of gases surrounding the planet).
A large naturally occurring community of flora and fauna occupying a major habitat is:
a biome |
|
a community |
|
a food chain |
|
a population |
A biome is a large naturally occurring community of flora (plants) and fauna (animals) occupying a major habitat (home or environment).
Elements that belong to the same period in the Periodic Table of the Elements have the same number of:
electron shells |
|
atomic mass units |
|
electrons |
|
protons |
The rows of the Periodic Table are called periods and contain elements that have the same number of electron shells ordered from lower to higher atomic number.
During digestion, the kidneys filter substances from the blood. Which of the following is not filtered by the kidneys?
water |
|
salt |
|
fats |
|
minerals |
Chemical waste like excess water, minerals, and salt are filtered from the blood by the kidneys and secreted into the urine. Urine is transported from the kidneys to the bladder through ureters.
Which of the following describes the Earth's outer core?
solid |
|
primarily solid |
|
makes up most of the Earth's volume |
|
liquid |
The Earth's core is divided into the liquid outer core (1,430 miles or 2,300 km radius) and the solid inner core (745 miles or 1,200 km radius).