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TLS Online TPP Program

#Question id: 11291

A small lake has three trophic levels- phytoplankton (autotrophs), Zooplankton (herbivore) and planktivorous fish (primary carnivore). In this lake, addition of nutrients is allowed to study the 'bottom up' effects". What is the expected biomass of phytoplankton and zooplankton tropic levels?

#Part-B Specialized Branches in Biotechnology

  1. Zooplankton biomass will increase and phytoplankton biomass will decrease.

  2. Zooplankton biomass will decrease and phytoplankton biomass will increase.

  3. The biomasses of zooplankton and phytoplankton will increase while planktivorous remain unchange

  4. The biomasses of all tropic level increases 
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TLS Online TPP Program

#Question id: 5319

#Part-B Specialized Branches in Biotechnology

When gene duplication occurs to its ultimate extent by doubling all genes in a genome, which of the following results has occurred?
TLS Online TPP Program

#Question id: 18738

#Part-A Aptitude & General Biotechnology

what do we mean by housekeeping genes?
TLS Online TPP Program

#Question id: 7504

#Part-A Aptitude & General Biotechnology

Two train 100 metres and 120 metres long are running in the same direction with speed of 72 km/hr and 54 km/hr. In how much time will the first train cross the second?
TLS Online TPP Program

#Question id: 3264

#Part-A Aptitude & General Biotechnology

Which of the following is (are) true of natural selection?
TLS Online TPP Program

#Question id: 1564

#Part-B Specialized Branches in Biotechnology

When antibodies bind antigens, the clumping of antigens results from ________.