« previous next »

Author Question: Which of the following were probably factors that permitted early plants to succ (Read 1046 times)

Sandstorm

  • Sr. Member
  • ****
  • Posts: 268
on: Jul 22, 2013
Which of the following were probably factors that permitted early plants to successfully colonize land?
1.    the relative number of potential predators (herbivores)
2.    the relative number of competitors
3.    the relative availability of symbiotic partners
4.    air's relative lack of support, compared to water's support
A) 1 and 2
B) 2 and 3
C) 3 and 4
D) 1, 2, and 3
E) 1, 2, and 4


Hungry!

  • Hero Member
  • *****
  • Posts: 1,071
Reply #1 on: Jul 24, 2013
Try D, I remember this on my test last week. I'm sure I got it right ;)


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

Sandstorm

  • Sr. Member
  • ****
  • Posts: 268
Reply #2 on: Jul 31, 2013
Perfect! :D


« previous next »
 

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

Nanotubes and Plants Nanotubes and Plants
Motile sperm cells of algae and seedless plants. Motile sperm cells of algae and seedless plants.
Hematopoietic Growth Factors Hematopoietic Growth Factors
Risk Factors of Osteoporosis Risk Factors of Osteoporosis
Early geologists discovered evidence of past glaciations in U-shaped valleys Early geologists discovered evidence of past glaciations in U-shaped valleys
Selected Narrow Sense Heritability (h2) Values for Animals and Plants Selected Narrow Sense Heritability (h2) Values for Animals and Plants
Video: Inflammation Animation

For a complete list of videos, visit our video library