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TLS Online TPP Program

#Question id: 9599

The primary donor of PSI, P700, is a dimer of chlorophyll a molecules, in primary donor chlorophyll, additional chlorophylls molecules such as

#Unit 6. System Physiology – Plant
  1. Carotenoids, Pheophytins, and Plastoquinones are bound to the membrane proteins D1 and D2, Which are found in the core of the reaction center
  2. Carotenoids, Pheophytins, and Plastoquinones are bound to the membrane proteins D1 and D2, Which are present on the surface of the reaction center
  3. iron–sulfur proteins,  ferredoxin (Fd), flavoprotein ferredoxin–NADP+ reductase (FNR) are bound to the membrane proteins D1 and D2
  4. D1 and D2 proteins are found in the core of the reaction centre and are the part of photosystem I 
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TLS Online TPP Program

#Question id: 11407

#Unit 10. Ecological Principles

Which of the following is incorrect statement?
TLS Online TPP Program

#Question id: 11408

#Unit 10. Ecological Principles

According to IUCN red list criteria , a species would be classified on the basis of following criteria are a- >50 decline in population during last 10 year b-occur in area less than 20,000 sq km c- total adult population less than 2500 Above observation which of the following class of IUCN
TLS Online TPP Program

#Question id: 11409

#Unit 10. Ecological Principles

Species characteristics that make them less prone to extinction are listed below:

A. Narrow niche and specialized

B. High dispersal power

C. High trophic status

D. Long life span

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

#Question id: 11410

#Unit 10. Ecological Principles

Biodiversity hot spots, those areas with the greatest number of endemic species. Which of the following criteria to qualify as a hot spot region?

A. It must contain at least 1,500 species of vascular plants as endemics

B. It must have lost at least 70% of its original habitat

C. It must contain at least 500 species of bird species

D- It must contain high numbers of species
TLS Online TPP Program

#Question id: 11411

#Unit 10. Ecological Principles

Vulnerability to extinction can be linked to species following characteristics. Which of the following statement are correct?

 A. Rare species are more prone to extinction than common ones.

 B. Species that are capable of migrating between fragments of habitat, such as between mainland areas and islands, may be more resistant to extinction

 C. Organisms that are specialists are more likely to go extinct

 D. Species with naturally long life spans may be more likely to become extinct
TLS Online TPP Program

#Question id: 11412

#Unit 10. Ecological Principles

following is criteria to qualify Hot spot.

a) r-selected species

b) High numbers of endemic species

c) Many different types of habitats

d) k- selected species