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

The term 'describle trait' can mean different things for different plants. Justify the statement with suitable exmples.

The photosynthetic lamellae taken out from a chloroplast and suspended in a nutrient medium in the presence of CO_2 and light. Will they synthesise glucose or not?

A population of Paramecium cauatum was grown in a culture medium. After 5 days the culture medium became overcrowded with Paramecium and had depleted nutrients. What will happen to the population and what type of growth curve will the population attain? Draw the frowth curve.

The intervening mediums not affected in the process of radiation .But the medium is heated in the processes of conduction and convection . Is the statement true?

Many discoveries in science have been accidental. This is true for plant hormones also. Can you justify this statement by giving an example? Also what term is used for such accidental findings?

In basic medium the amount of Ni^(2+) in a solution can be estimated with the dimethylglyoxime reagent. The correct statement(s) about the reaction and the product is (are)

Biofertilizers are those organisms which enrich the soil nutrients and increase the soil fertility. The extent of use of biofertilizers is debatable among the workers. Biofertilizers are said to be symbiotic associations.

Biofertilizers are those organisms which enrich the soil nutrients and increase the soil fertility. The extent of use of biofertilizers is debatable among the workers. Discuss the bacteria and mycorrhyzae as biofertilizers.