TLS Online TPP Program

#Question id: 12721


There are the five groups of late embryogenesis abundant (LEA) proteins found in plants

Match the following groups of LEA protein with its functional information;

 Group (family name)

                           Functional information

 

I) Group 1

   (D-19 family)

 

 

a) It is an abundant protein in cotton embryos, Each putative dimer of this group may bind as many as ten inorganic phosphates and their counterions

 

 

II) Group 2

    (D-11 family)

 

b) Possibly functions in ion sequestration to protect cytosolic metabolism When LE25 is expressed in yeast, it confers salt and freezing tolerance

 

 

III) Group 3

     (D-7 family)

 

c) In tomato, a gene encoding a similar protein is expressed in response to nematode feeding

 

 

IV) Group 4

    (D-95 family)

 

d) Contains more water of hydration than typical globular proteins Overexpression confers water deficit tolerance on yeast cells

 

 

V) Group 5

    (D-113 family)

 

e) Often localized to the cytoplasm or nucleus More acidic members of the family are associated with the plasma membrane May act to stabilize macromolecules at low water potential

 

#Unit 6. System Physiology – Plant
  1. I-d,  II-e,  III-a,  IV-c,  V-b
  2. I-d,  II-e,  III-a,  IV-b,  V-c
  3. I-e,  II-d,  III-a,  IV-b,  V-c
  4. I-c,  II-a,  III-e,  IV-b,  V-d
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TLS Online TPP Program

#Question id: 11910

#Unit 10. Ecological Principles

During succession species that colonize in early seral stages tend to have different life-history characteristics than those that colonize in later seral stages ;

A) Early seral stage in succession

B) Late seral stage in succession

 i) Good seed dispersal ability

ii) Lower plant efficiency in low light

iii) Seed dispersal  by animal

iv) Slower the resource acquisition

v) Found large biomass

vi) Seed longevity is long type

Which of the following is the correct prediction about early and the late successional seral stage?

TLS Online TPP Program

#Question id: 11911

#Unit 10. Ecological Principles

Michael Moulton and Stuart Pimm (1986) showed how the success of birds introduced to Tahiti or the Hawaiian Islands was dependent on the morphology of the species already present , find out the correct graph represents, morphological differences and the probability of invasion success ;

TLS Online TPP Program

#Question id: 11912

#Unit 10. Ecological Principles

The success of birds introduced to Tahiti or the Hawaiian Islands was dependent on the morphology of the species already present. If there was a small morphological difference in bill length between the resident and introduced species, then

TLS Online TPP Program

#Question id: 11913

#Unit 10. Ecological Principles

During the rate of succession several factors would be observe at the pioneer as well as climax community;


Match the community stages with its given characters;

TLS Online TPP Program

#Question id: 11914

#Unit 10. Ecological Principles

Alder trees, which harbour nitrogen-fixing bacteria in their roots, provide nitrogen to soils developing on sandbars rivers, this is an example of,

TLS Online TPP Program

#Question id: 11915

#Unit 10. Ecological Principles

Which of the following is the correct prediction about the three types of model such as; Facilitation, Inhibition, Tolerance model.