« previous next »

Author Question: Although scientists think the actual number is considerably higher, there are at least ________ ... (Read 19 times)

Evvie72

  • Hero Member
  • *****
  • Posts: 519
on: Jul 13, 2018
Although scientists think the actual number is considerably higher, there are at least ________ known species of plants and animals on Earth.
 
  A) 1,500
  B) 15,000
  C) 15,000,000
  D) 1,500,000

Question 2

Animals or plants living on the sea bottom are ________.
 
  A) fish
  B) benthos
  C) nekton
  D) xerophytes
  E) part of the lithosphere
McKnight's Physical Geography: A Landscape Appreciation ¦ Hess, Tasa ¦ 12th Edition
Buy Test-Bank


janeli

  • Sr. Member
  • ****
  • Posts: 346
Reply #1 on: Jul 13, 2018
Answer to Question 1

Answer: D

Answer to Question 2

Answer: B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

Did you know?

There are 60,000 miles of blood vessels in every adult human.

Did you know?

Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Longer regions have more crossovers and thus higher recombinant frequencies Longer regions have more crossovers and thus higher recombinant frequencies
Increasing access to care for teen mothers is important because they have a higher rate of pregnancy ... Increasing access to care for teen mothers is important because they have a higher rate of pregnancy ...
A typical camshaft-driven high-pressure pump used to increase fuel pressure to 2,000 PSI or higher. A typical camshaft-driven high-pressure pump used to increase fuel pressure to 2,000 PSI or higher.
How to multiply a complex number by its conjugate How to multiply a complex number by its conjugate
Parents who have higher levels of education encourage their children to be educated Parents who have higher levels of education encourage their children to be educated
The Haploid Number of Chromosomes for a Variety of Organisms The Haploid Number of Chromosomes for a Variety of Organisms
Video: Digestive chemicals - types & enzymes

For a complete list of videos, visit our video library