TLS Online TPP Program

#Question id: 11050


Three dimensional reconstructions of Arabidopsis sieve plates using a staining technique that can be used to image entire plant organs and Open sieve pores are visible as well as callose plug are also visible which technique used to analyze

#Unit 6. System Physiology – Plant
  1. SDS-PAGE
  2. spectrophotometry
  3. confocal laser scanning microscopy
  4. IMAC
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TLS Online TPP Program

#Question id: 10237

#Unit 10. Ecological Principles

Which of the following is the most logical conclusion about the distribution of the two species of barnacle, Chthamalus and Balanus?

 


TLS Online TPP Program

#Question id: 10238

#Unit 10. Ecological Principles

The diagram below shows the frequency distribution of two closely related bird species based on their resource use in sympatric. Which one of the following phenomena most appropriately explains the change in frequency distributions of species 1 and 2 in the figure given above?



TLS Online TPP Program

#Question id: 10241

#Unit 10. Ecological Principles

In an Asian rice paddy, carp eat decaying material from around the base of rice plants while a snail scrapes algae from the leaves, stems, and roots of the same plant. They can survive at the same time in the same rice paddy because they

TLS Online TPP Program

#Question id: 10247

#Unit 10. Ecological Principles

Deciduous oak habitats in southern Europe are superior to evergreen oak habitats from the perspective of the blue tit, a small songbird. As a result, blue tit populations in deciduous oak habitats have more potential for __________ and serving as __________ populations.

TLS Online TPP Program

#Question id: 12100

#Unit 10. Ecological Principles

Prairie dogs once covered the expanses of the Great Plains. Their grazing made the grass more nutritious for the huge herds of bison, and a variety of snakes, raptors, and mammals   preyed on the rodents. In fact, the black- footed ferret (now endangered) specialized in prairie dog predation. Today, growing housing and agricultural developments have covered many prairie dog towns. Which of the following statements about prairie dogs is true?

TLS Online TPP Program

#Question id: 12102

#Unit 10. Ecological Principles

Use the following diagram of Joseph Connell's study of barnacle distribution in Scotland to answer the following two questions


Which of the following is the most logical conclusion about the distribution of the two species of barnacle, Chthamalus and Balanus?