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TLS Online TPP Program

#Question id: 8926

Sponges and cnidarians are among the fossilized animals found in both the Ediacara Hills and the Burgess Shale from the Rocky Mountains of British Colombia. This observation requires that

#Section 2: Evolution
  1. ancestral sponges and cnidarians had formerly been terrestrial animals.
  2. North America and Australia were united to each other about 550 million years ago (mya).
  3. land that now comprises the Ediacara Hills and the Rocky Mountains was underwater about 550 million years ago.
  4. only sponges and cnidarians existed at the time the sediments were deposited.
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TLS Online TPP Program

#Question id: 3413

#Section 2: Evolution

 Following certain conditions is present in a population?

A- Large Population

B- Each locus carries two allele 

C- Sexual selection 

D- Frequency dependent selection  

E- No linkage between genes

Which of the following above condition allowed to validity of Hardy- Weinberg Prediction?
TLS Online TPP Program

#Question id: 10847

#Section 1: Ecology

In the stomachs of ruminants, such as cows, certain microbes digest cellulose, a material the cow cannot digest itself. This interaction between cows and microbes represents an example of
TLS Online TPP Program

#Question id: 12329

#Section 1: Ecology

In a tide pool, 15 species of invertebrates were reduced to eight after one species was removed. The species removed was likely a(n)
TLS Online TPP Program

#Question id: 11775

#Section 1: Ecology

When the phenotype of an individual organism is affected by a variety of environmental factors, the relationship between phenotype and environment is referred to as __________.
TLS Online TPP Program

#Question id: 10841

#Section 1: Ecology

An animal that is cryptically coloured probably