Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 19618
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
More Questions
TLS Online TPP Program

#Question id: 19596

#XL - P Chemistry

For an ideal gas, CV and CP are related as :
TLS Online TPP Program

#Question id: 8921

#XL - S Microbiology

Evidence of which structure or characteristic would be most surprising to find among fossils of the Ediacaran fauna?
TLS Online TPP Program

#Question id: 5430

#XL - T Zoology

A plant height in Maize is control by 3 pair of polygene .Two varieties of maize averaging 120 and 60 inches in height, respectively, are crossed. The F1 progeny is quite uniform averaging 40 inches in height. What is proportional of F2 progeny that is display phenotype either 120 cm or 60 cm height?
TLS Online TPP Program

#Question id: 8718

#XL - S Microbiology

Which of the following would, if it had acted upon a gene, prevent this gene from acting as a reliable molecular clock?
TLS Online TPP Program

#Question id: 15673

#XL - S Microbiology

A urine sample with more than 100,000 organisms is considered indicative of infection. A urine sample containing 5,000 bacteria, with a generation time of 30 minutes, sits for 3 hours before finally being assayed. How many bacteria will then be present within the sample?