Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 25129
TLS Online TPP Program

#Question id: 1020

HIV/AIDS can be categorized as a new or emerging infectious disease. By putting it into this category, we are effectively saying that

#Part-B Specialized Branches in Biotechnology

  1. this infection hasn't been observed in the human population prior to recent (approximately 50 years or sooner) outbreaks

  2. this disease has been in susceptible populations for centuries, but has only recently achieved infection levels that became detectable.

  3. the infectious agent is still evolving and changing, unlike with older, more established diseases such as plague or polio.

  4. the disease has always been in susceptible populations and causing disease, but we lacked the technology to detect it.

More Questions
TLS Online TPP Program

#Question id: 8937

#Part-B Specialized Branches in Biotechnology

During metamorphosis, echinoderms undergo a transformation from motile larvae to a sedentary (or sometimes sessile) existence as adults. What differentiates echinoderm adults, but not their larvae? Adults should
TLS Online TPP Program

#Question id: 8940

#Part-B Specialized Branches in Biotechnology

Which of the following is a correct association of an animal germ layer with the tissues or organs to which it gives rise?
TLS Online TPP Program

#Question id: 8941

#Part-B Specialized Branches in Biotechnology

You are trying to identify an organism. It is an animal, but it does not have nerve or muscle tissue. It is neither diploblastic nor triploblastic. It is probably a
TLS Online TPP Program

#Question id: 9268

#Part-B Specialized Branches in Biotechnology

The most active photosynthetic tissue in higher plants is the
TLS Online TPP Program

#Question id: 9272

#Part-B Specialized Branches in Biotechnology

The quantum yield of photosynthesis falls off drastically for far-red light of wavelengths greater than 680 nm, indicating that far-red light alone is inefficient in driving
photosynthesis, this effect is called
TLS Online TPP Program

#Question id: 9273

#Part-B Specialized Branches in Biotechnology

In the higher excited state, chlorophyll is extremely unstable; it rapidly gives up some of its energy to the surroundings as heat, and enters the lowest excited state, the excited chlorophyll has four alternative pathways for disposing of its available energy: fluorescence, Heat loss, energy transfer, photochemistry; all process takes place in which wavelength,