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TLS Online TPP Program

#Question id: 10571

Uniform spacing patterns in plants such as the creosote bush are most often associated with

#Unit 10. Ecological Principles
  1. patterns of high humidity.
  2. the random distribution of seeds.
  3. competitive interactions among individuals in the population.
  4. the concentration of nutrients within the populationʹs range.
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TLS Online TPP Program

#Question id: 18078

#Unit 9. Diversity of Life Forms

Which of the following can be found in gymnosperms? 
TLS Online TPP Program

#Question id: 18005

#Unit 9. Diversity of Life Forms

Which structure is common to both gymnosperms and angiosperms? 
TLS Online TPP Program

#Question id: 18004

#Unit 9. Diversity of Life Forms

Which of the following flower parts develops into a seed? 
TLS Online TPP Program

#Question id: 18003

#Unit 9. Diversity of Life Forms

In a typical angiosperm, what is the sequence of structures encountered by the tip of a growing pollen tube on its way to the egg? 
1. micropyle 2. style 
3. ovary 4. stigma 
TLS Online TPP Program

#Question id: 18002

#Unit 9. Diversity of Life Forms

What is the greatest threat to plant diversity? 
TLS Online TPP Program

#Question id: 18001

#Unit 9. Diversity of Life Forms

Where in an angiosperm would you find a megasporangium?