The biosphere is defined as:
A) The portion of the Earth where life exists
B) The portion of the atmosphere where life exists
C) The portion of the ocean where life exists
D) The portion of land on Earth where life exists
E) The portion of fresh and salt water where life exists
Correct Answer:
Verified
Q9: Producers in hydrothermal vent ecosystems:
A)Are archaea and
Q10: Tropical rain forest soils are usually:
A)Nutrient rich
B)High
Q11: The Earth has an essentially constant tilt
Q12: On Earth,solar energy is most intense at:
A)The
Q13: An El Nino occurs about every:
A)Year
B)Ten years
C)Twelve
Q15: An El Nino prevents:
A)Cold, nutrient rich waters
Q16: The major types of ecosystems are termed:
A)Habitats
B)Niches
C)Biospheres
D)Terrestrial
Q17: The rain shadow associated with mountains:
A)Is on
Q18: The different seasons of the year are
Q19: It is amazing that life can exist
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