Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 14688
TLS Online TPP Program

#Question id: 4943

In what way were conditions on the early Earth of more than 3 billion years ago different from those on todayʹs Earth?

#Section 2: Evolution

  1. only early Earth had water vapor in its atmosphere.

  2. Only early Earth was intensely bombarded by large space debris.

  3. Only early Earth had an oxidizing atmosphere.

  4. Less ultraviolet radiation penetrated Earthʹs early atmosphere.

More Questions
TLS Online TPP Program

#Question id: 10873

#Section 1: Ecology

Allelopathy is a form of ________ competition.
TLS Online TPP Program

#Question id: 10874

#Section 1: Ecology

In the Lotka-Volterra competition model represents the
TLS Online TPP Program

#Question id: 10875

#Section 1: Ecology

When the population density of species P , then
TLS Online TPP Program

#Question id: 10876

#Section 1: Ecology

The result of a situation in which  is less than kl is 
TLS Online TPP Program

#Question id: 10893

#Section 1: Ecology

The ___________ holds that two species with the same ecological requirements cannot coexist.
TLS Online TPP Program

#Question id: 10894

#Section 1: Ecology

A group of species that interact with each other in their exploitation of a resource gradient are referred to as