Which feature of cycads distinguishes them from most other gymnosperms? 

1. They have exposed ovules

2. They have flagellated sperm

3. They are pollinated by animals

TLS Online TPP Program

#Question id: 12476

#Unit 10. Ecological Principles

Which of the following groups would be most likely to exhibit uniform dispersion?

TLS Online TPP Program

#Question id: 12477

#Unit 10. Ecological Principles

A table listing such items as age, observed number of organisms alive each year, and life expectancy is known as a (an)

TLS Online TPP Program

#Question id: 12478

#Unit 10. Ecological Principles

Life tables are most useful in determining which of the following?

TLS Online TPP Program

#Question id: 12479

#Unit 10. Ecological Principles

Use the survivorship curves in Figure to answer the following questions

Which curve best describes survivorship in marine mollusks?

TLS Online TPP Program

#Question id: 12546

#Unit 10. Ecological Principles

Use the survivorship curves in Figure to answer the following questions

Which curve best describes survivorship in elephants?

TLS Online TPP Program

#Question id: 12547

#Unit 10. Ecological Principles

Use the survivorship curves in Figure to answer the following questions

Which curve best describes survivorship in humans who live in developed nations?