Recent questions tagged sec-c

What is hybrid vehicle technology? Explain its advantages with a suitable example.

asked Jul 12, 2017 by pady_1

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What are the three major kinds of impurities in domestic waste water?

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What is co-extinction? Explain with a suitable example.

asked Jul 12, 2017 by pady_1

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What are sacred groves and their role in biodiversity conservation?

asked Jul 12, 2017 by pady_1

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Humans benefit from diversity of life. Give two examples.

asked Jul 12, 2017 by pady_1

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What criteria should one use in categorizing a species as threatened?

asked Jul 12, 2017 by pady_1

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There is a greater biodiversity in tropical/sub tropical regions than in temperate regions. Explain.

asked Jul 11, 2017 by pady_1

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What characteristics make a community stable?

asked Jul 11, 2017 by pady_1

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The rate of decomposition of detritus is affected by the abiotic factors like availability of oxygen

asked Jul 11, 2017 by pady_1

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<div>What will happen to an ecosystem if:</div><div><br></div><div>a. All producers are removed.</di

asked Jul 11, 2017 by pady_1

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A farmer harvests his crop and expresses his harvest in three different ways.<br><br><div>a. I have

asked Jul 11, 2017 by pady_1

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What are the shortcomings of ecological pyramids in the study of the ecosystem?

asked Jul 11, 2017 by pady_1

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Apart from plants and animals, microbes form a permanent biotic component of an ecosystem. While pla

asked Jul 11, 2017 by pady_1

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Flow of energy through various trophic levels in an ecosystem is uni directional and non cyclic. Exp

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Is aquarium a complete ecosystem?

asked Jul 11, 2017 by pady_1

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Organisms at higher trophic level have less energy available. Comment.

asked Jul 11, 2017 by pady_1

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Does light factor affect the distribution of organisms? Write a brief note giving suitable examples

asked Jul 11, 2017 by pady_1

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<div>Do you agree that regional and local variations exist within each biome?</div><div><br></div><d

asked Jul 11, 2017 by pady_1

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Give one example for each of the following types.

asked Jul 11, 2017 by pady_1

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Define zero population growth rate?

asked Jul 11, 2017 by pady_1

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In a pond, we see plants that are free floating ;rooted-submerged: rooted emergent; rooted with floa

asked Jul 11, 2017 by pady_1

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In a sea shore, the benthic animals live in Sandy, muddy or rocky substrata and accordingly develope

asked Jul 11, 2017 by pady_1

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Define heliophytes and sciophytes. Name a pant from your locality that is either a heliophyte or a s

asked Jul 11, 2017 by pady_1

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Why are coral reef not found in the regions from west Bengal to Andhra Pradesh but are found in Tami

asked Jul 11, 2017 by pady_1

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A patient is suffering from ADA deficiency, can he be cured? How?

asked Jul 10, 2017 by pady_1

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Bt cotton is resistant to pest, such as lepidopteron, dipterans and coleopterans. Is Bt cotton also

asked Jul 10, 2017 by pady_1

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When a foreign DNA is introduced into an organism, how is it maintained in the host and how is it tr

asked Jul 10, 2017 by pady_1

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Gene therapy is an attempt to correct genetic defect by providing the normal gene into the indi

asked Jul 10, 2017 by pady_1

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Define antigen and antibody. Name any two diagnostic kits based on them.

asked Jul 10, 2017 by pady_1

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Taking examples, under each category, discuss upstreaming and downstream processing.

asked Jul 10, 2017 by pady_1

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Why is it that the line of treatment for a genetic disease is different from infectious disease.?

asked Jul 10, 2017 by pady_1

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What is recombinant DNA vaccine? Give two examples.

asked Jul 10, 2017 by pady_1

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Gene expression can be controlled with the help of RNA. Explain the method with an example.

asked Jul 10, 2017 by pady_1

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Discuss the advantages of GMO.

asked Jul 10, 2017 by pady_1

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With respect to understanding diseases, discuss the importance of transgenic animal models.

asked Jul 10, 2017 by pady_1

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How was insulin obtained before the advent of rDNA technology? What were the problems encountered?

asked Jul 10, 2017 by pady_1

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What would happen when one grows a recombinant bacterium in a bioreactor but forgot to add antibioti

asked Jul 10, 2017 by pady_1

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A mixture of fragmented DNA as electrophoresed in an agarose gel. After staining the gel with ethidi

asked Jul 10, 2017 by pady_1

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How does one visualize DNA on agarose gel?

asked Jul 10, 2017 by pady_1

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Which type of food would have lactic acid bacteria? Discuss their useful application.

asked Jul 9, 2017 by pady_1

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What are biofertilizers? Give two examples.

asked Jul 9, 2017 by pady_1

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How do microbes reduce the environmental degradation caused by chemicals?

asked Jul 9, 2017 by pady_1

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How do bioactive molecules of fungal origin help in restoring good health of humans?

asked Jul 9, 2017 by pady_1

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Does apiculture offer multiple advantages to farmers? List its advantages if it is located near a pl

asked Jul 9, 2017 by pady_1

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<div>a) The shift from grain to meat diet creates more demands for cereals. Why?</div><div><br></div

asked Jul 8, 2017 by pady_1

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Discuss natural selection and artificial selection. What are the implications for the latter on the

asked Jul 8, 2017 by pady_1

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Define the term “stress” for plants. Discuss briefly the two types of stress encountered by plan

asked Jul 8, 2017 by pady_1

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Discuss the importance of testing of new plant varieties in a geographically vast country like India

asked Jul 8, 2017 by pady_1

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Plants raised through tissue cultures are clones of the parent plant.

asked Jul 8, 2017 by pady_1

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The culture medium (nutrient medium) can be referred to as highly enriched laboratory soil. Justify

asked Jul 8, 2017 by pady_1

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