A small lake has three trophic levels- phytoplankton (autotrophs), Zooplankton (herbivore) and planktivorous fish (primary carnivore). In this lake, addition of nutrients is allowed to study the 'bottom up' effects". What is the expected biomass of phytoplankton and zooplankton tropic levels?

TLS Online TPP Program

#Question id: 28185

#Unit 5. Developmental Biology

harmonious equipotential system is an example of___ 

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#Question id: 9050

#Unit 9. Diversity of Life Forms

If an ecologist were studying the regional interactions among multiple populations of different species and how they influence the exchange of materials between their various environments, then this would be an example of which kind of research?

TLS Online TPP Program

#Question id: 16954

#Unit 4. Cell Communication and Cell Signaling

match the following

A. endosteal niche	1. versatile cells that both generate bone and control the differentiation of HSCs
B. osteoblasts	2. line the blood vessels and also regulate HSC differentiation
C. reticular cells	3. send processes connecting cells to bone and blood vessels, and, unexpectedly
D. sympathetic neurons	4. can control the release of hematopoietic cells from the bone marrow.

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#Question id: 29500

#Unit 6. System Physiology – Plant

Some of the following statement is given regarding function of the Plant phytochrome 

a. Chlorophyll synthesis

b. Seedling elongation

c. Light-regulated gene expression

d. serine/threonine kinase

Which of the following is correct 

TLS Online TPP Program

#Question id: 28456

#Unit 5. Developmental Biology

 Which of the following VPCs involve to generates the central vulval cells?