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TLS Online TPP Program

#Question id: 10609

The observation that members of a population are uniformly distributed suggests that

#Unit 10. Ecological Principles
  1. the size of the area occupied by the population is increasing.
  2. resources are distributed unevenly.
  3. the members of the population are competing for access to a resource.
  4. the members of the population are neither attracted to nor repelled by one another
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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?