In vascular plants, phloem is the living tissue that transports the soluble organic compound made during photosynthesis in the form of sugar, The phloem tissue is made up of cells called phloem elements. Which of the following given phloem elements are directly involved in translocation?

#Question id: 10710

#Unit 10. Ecological Principles

Researcher study the diversity of 3 communities, 4 species was recorded from all community. Presence (+) and absence (-) of species are given 

What is similarity coefficient between A & B, B & C, and A & C RESPECTIVELY?

#Question id: 10711

#Unit 10. Ecological Principles

Following table shows the number of individuals of five tree species in a community

Based on the above, the Simpson’s index and Shannon weaver of the community will be respectively?

#Question id: 10712

#Unit 10. Ecological Principles

Researcher study the diversity of 4 communities, following is relative abundance of each species at different community? ( ln .5 = -0.69  , ln .25= -1.38, ln .12= -2.12)

Which of the following is decreasing order of their Shannon weaver diversity index of community?

#Question id: 10713

#Unit 10. Ecological Principles

Following is sampling data of five species in five quadrate is represent. Which of the following is a correct order of decreasing abundance?

#Question id: 10714

#Unit 10. Ecological Principles

What is value of Gini-simpson indices of following community? 

#Question id: 10715

#Unit 10. Ecological Principles

Following table shows the presence (+) or absence (-) of five species in three communities (A, B, C):

Based on the above, which of the following is the correct order of diversity strength communities?