TLS Online TPP Program

#Question id: 19460


In phase contrast unobstructed light passes through a region of________ that both transmits only a small percentage of the light and changes its phase slightly.

#Unit 14. Methods in Biology
  1. Phase plate (Ice)
  2. Objective lens
  3. Ocular lens
  4. Condenser lens
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TLS Online TPP Program

#Question id: 3490

#Unit 9. Evolution & Diversity of Life Forms

Given below are some behaviors strategies.

A) Fixed action pattern, complex sequence of behavior, Once released and continuous to completion, even when there is change in surrounding environment

B)  natural selection select that territorial behavior that is benefit is greater than cost 

C) Imprinting, a form of learning in which a very young animal fixes its attention on the first object with which it has visual, auditory, or tactile experience

D) Donor benefits at a cost to the recipient, the behavior is altruistic; when the recipient benefits at a cost to the donor, the behavior is selfish.

Which one of the following correct combination of true and false?

TLS Online TPP Program

#Question id: 3491

#Unit 9. Evolution & Diversity of Life Forms

Some dogs love attention, and learns that if he barks, he gets attention. Which of the following might you use to describe this behavior?

A) The dog is displaying an instinctive fixed action pattern.

B) The dog is trying to protect its territory.

C) The dog has been classically conditioned.

D) The dog's behavior is a result of operant conditioning

E) The dog is displaying controlled by external stimuli

TLS Online TPP Program

#Question id: 3492

#Unit 9. Evolution & Diversity of Life Forms

A mother goat can recognize its own kid by smell, types of animal behavior

A) Operant conditioning

B) Learn behavior

C) Innate behavior

D)  Imprinting

TLS Online TPP Program

#Question id: 3493

#Unit 9. Evolution & Diversity of Life Forms

Which of the following is incorrect?

TLS Online TPP Program

#Question id: 3494

#Unit 9. Evolution & Diversity of Life Forms

Which of the following is a disadvantage of group living for many species?

a. Competition between individuals for resources is increased

b. It can reduce predator success

c. It can reduce reproductive success

d. It increased transmission of parasites and other diseases

TLS Online TPP Program

#Question id: 3495

#Unit 9. Evolution & Diversity of Life Forms

Which one of the following statements is incorrect?