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#Question id: 11986


Which of the following statements is (are) true of fixed action patterns? 

#Section 1: Ecology
  1. They are highly stereotyped, instinctive behaviours.
  2. They are triggered by sign stimuli in the environment and, once begun, are continued to completion. 
  3. An inappropriate stimulus can sometimes trigger them.
  4. A, B, and C

Answer:- Option(s): 4


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TLS Online TPP Program

#Question id: 10585

#Section 2: Evolution

Per capita birth rate of this population is b and per capita death rate of population is d, N is a population size. What is yield of population per unit time as?

TLS Online TPP Program

#Question id: 10586

#Section 2: Evolution

Which of the following factors may not change carrying capacity over time?

TLS Online TPP Program

#Question id: 10587

#Section 2: Evolution

The above pyramid 


Which of the following is not representation of following ecosystem?

TLS Online TPP Program

#Question id: 10588

#Section 2: Evolution

Following is survival ship curve of species


Which of the following is correct?


TLS Online TPP Program

#Question id: 10589

#Section 2: Evolution

We have seasonal breeding population of 1,000 organisms increasing at a finite rate of 15% per year. The population size will be after 4 year?

TLS Online TPP Program

#Question id: 10590

#Section 2: Evolution

Which of the following is correct figure? 


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