Practice Questions

TLS Online TPP Program

#Question id: 10892

Considering environment and ecosystem, identify the INCORRECT statement

#10. Ecological Principles

In detrital food chain, it is very difficult to measure the energy flow although the use of radioactive tracers give some idea about the energy flow
The change in species composition, community structure and function over time is ecological succession
The slower rise of environmental temperature may be attributed to the increase in pollution in environment which reflects enough solar energy back to other spacer to slow down global warming
Photoperiodism has no relation with the environment and ecosystem, rather it is a biological event taking place in every plant

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TLS Online TPP Program

#Question id: 15755

#12. Applied Biology

Cybrids or cytoplasmic hybrids are cells or plants containing

TLS Online TPP Program

#Question id: 15756

#12. Applied Biology

Synthetic seeds are produced by the encapsulation of somatic embryos with ___________.

TLS Online TPP Program

#Question id: 15757

#12. Applied Biology

Which of the following growth hormones produces apical dominance?

TLS Online TPP Program

#Question id: 15758

#12. Applied Biology

Adsorbants like activated charcoal or PVP (polyvinylpyrrolidon) may be used as adsorbant to prevent

TLS Online TPP Program

#Question id: 15759

#12. Applied Biology

Somatic hybrids exhibit the full somatic complement of one parental species, while all or nearly all chromosomes of the other parental species are lost during the preceding mitotic divisions; such hybrids arc referred to as

TLS Online TPP Program

#Question id: 15765

#5. Developmental Biology

What is symmetrical differentiation?