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TLS Online TPP Program

#Question id: 3493

Which of the following is incorrect?

#Section 4: Behavioural Ecology

  1. In promiscuous mating systems, each male or female may mate with multiple partners more commonly in Chimpanzees and bonobos

  2. Monogamy, each individual mates exclusively with one partner over at least one breeding season and sometimes for longer and commonly observed in birds, some rodents, and a few primate species.

  3. In polygyny, one male mates with more than one female in a single breeding season, but females mate only with one male and associated with uniparental care of young, with males contributing little.

  4. In polyandrous species, sexual dimorphism is absent, both of the sexes generally similar in size

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TLS Online TPP Program

#Question id: 12675

#Section 5: Applied Ecology & Evolution

Use the incomplete diagram below, illustrating some of the steps involved in eutrophication to answer the following questions
What would be a likely entry for box A?

TLS Online TPP Program

#Question id: 3255

#Section 2: Evolution

The body weight of offspring of bird species is range between 12 gm to 18 gm. In a laboratory experiment, species was subjected to selection pressure having influence on the offspring body weight. After many generations of experimental selection pressure, the body weight range between 16 gm to 24 gm. Which of the following natural selection operate on this species?
TLS Online TPP Program

#Question id: 3265

#Section 2: Evolution

If the curve shifts to the left or to the right, there is no gene flow, and the population size consequently increases over successive generations, then which of these is (are) probably occurring?
TLS Online TPP Program

#Question id: 10640

#Section 2: Evolution

Given below is a graphical representation of plant life histories based on Grime's model in which disturbance and competition are the important factors


Which of the following options correctly represents A, B and C, respectively in the figure above?
TLS Online TPP Program

#Question id: 4634

#Section 2: Evolution

Which of the following represents an idea that Darwin learned from the writings of Thomas Malthus?