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What chemical is normally used to test for the presence of carbon dioxide?
What is the result of the test if carbon dioxide is present?
a) Lime water is used to test for carbon dioxide.
b) If carbon dioxide is there, the lime water goes 'milky'.
Note: pH indicators, like as hydrogen carbonate indicator are sometimes used to detect carbon dioxide, but they are not particular for this gas. Anything which enhanced the acidity of the indicator would produce a colour change.
In order to define growth limit logistic equation was given by Verhulst. In a given ecosystem, the maximum population that can exit is called carrying capacity (k). The factors wh
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Auxins - Plant Growth Substances Julius Sachs (1882) first suggested on the basis of his observations that there are special substances for forming roots and some special subs
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Explain the Bunsen Burner? It is a type of gas burner that gives very hot flame by allowing air to enter at the base and mix with the gas. It is used - (a) For sterilizing i
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