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TLS Online TPP Program

#Question id: 11290

Which of the following statement are incorrect?

#XL - R Botany
  1. Productivity/Biomass ratios in aquatic ecosystem are higher and energy transfer rates to higher trophic levels are faster than terrestrial ecosystem
  2. In aquatic ecosystems most plant and algal biomass can be consumed by herbivores than herbivore of terrestrial ecosystem
  3. Assimilation efficiencies for herbivores average only about 5–20% and are lower because even plant leaves have many indigestible cell walls
  4. Invertebrates tend to have higher production efficiencies than vertebrates, because they devote more energy to sustaining their metabolism
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TLS Online TPP Program

#Question id: 4956

#XL - T Zoology

Which measurement would help determine absolute dates by radiometric means?
TLS Online TPP Program

#Question id: 2380

#XL - Q Biochemistry

DNA and nuclear proteins together make up the.
TLS Online TPP Program

#Question id: 5383

#XL - P Chemistry

12 yr ago the average age of a husband and a wife was 20 yr .The average remains the same today when they have two children. What is the present age of the youngest child if they differ in age by 2 yr.
TLS Online TPP Program

#Question id: 11611

#XL - R Botany

Given below are names of phytohormones in column I and their associated features/effects/ functions in column II.

                     

                    Column I

             ( Phytohormones)

                

                        Column II

                       ( Features)

 

A) Auxin

 

i)  Causes seed germinations

 

B) Cytokinin

 

ii)  Plant Stress Hormone that activates many defense responses

 

C) ABA

 

iii) Polar transport

 

D) Gibberellin

 

iv)  Delayed leaf senescence

 

E) Jasmonic acid

 

v) Causes seed dormancy

 

 







Which of the following combination from the above statements is  correct? 
TLS Online TPP Program

#Question id: 19665

#XL - P Chemistry

When phenol reacts with bromine water, what is the result?