« previous next »

Author Question: Approximately how many plant and animal species have been identified? A) 100,000 B) 1.75 million ... (Read 130 times)

darbym82

  • Hero Member
  • *****
  • Posts: 570
on: Jul 14, 2018
Approximately how many plant and animal species have been identified?
 
  A) 100,000 B) 1.75 million C) 3.4 million D) 13.6 million E) 111.7 million

Question 2

Molten rock beneath the Earth's surface is known as ________, whereas molten rock on the Earth's surface is called ________.
 
  A) magma; lava
  B) lava; extrusive
  C) magma; intrusive
  D) lava; magma
  E) extrusive; intrusive


Jossy

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Jul 14, 2018
Answer to Question 1

B

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

darbym82

  • Hero Member
  • *****
  • Posts: 570
Reply #2 on: Jul 14, 2018
Correct answers!


Jossy

  • Sr. Member
  • ****
  • Posts: 336
Reply #3 on: Jul 14, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Species currently endangered in Canada include (a) the Burrowing Owl, Athene cunicularia; (b) Taylor Species currently endangered in Canada include (a) the Burrowing Owl, Athene cunicularia; (b) Taylor
Zebras are several species of African equids (horse family) united by their distinctive black and wh Zebras are several species of African equids (horse family) united by their distinctive black and wh
Asinus, commonly known as asses, is a subgenus of Equus that encompasses several species of Equidae Asinus, commonly known as asses, is a subgenus of Equus that encompasses several species of Equidae
Plant Plant
Animal life cycles Animal life cycles
Lifecycle of an animal Lifecycle of an animal
Video: Sister chromatids of a metaphase chromosome animation

For a complete list of videos, visit our video library