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Show by experiment that how plants are useful indicator species for acid rain pollution?

Lichens are a good indicator species for acid rain. Lichens absorb water and nutrients from the air. They absorb the nutrients that they need from the water. Rainwater contains enough sulphur dioxide to make them stop growing.


What is a compound that changes color when in contact with an acid or base?

It is litmus, an extract from several different species of lichens, that is used as an indicator between acid and alkaline conditions.


What is a indicator made fron lichens?

litmus paper


Indicator made from lichens?

The indicator is litmus paper. :)


What animal or plant does litmus come from?

Litmus is obtained from lichens, which are symbiotic organisms composed of fungi and algae. Specifically, it is extracted from certain species of lichens such as Roccella tinctoria and others. Litmus is used as a pH indicator in chemical experiments and is capable of changing color in response to acidity or alkalinity.


What kind of species such as lichens are the first to grow in an area wit no soil?

Pioneer species


Are pioneer species always plants?

No, lichens aren't plants


What animals birds insects etc eat lichens?

Reindeer, caribou, and mountain goats are known to feed on lichens. Some bird species, such as the willow ptarmigan, also incorporate lichens into their diet. Various species of insects, such as moths and beetles, consume lichens as well.


What are the indicator species for clean air?

Indicator species for clean air are organisms that are sensitive to air quality and can reflect the environmental health of an area. Common examples include lichens, particularly those from the genus Usnea, which thrive in unpolluted environments. Other indicators include certain types of mosses and the presence of sensitive bird species, like the northern spotted owl, which can indicate a healthier ecosystem. Monitoring these species helps assess the impact of pollution and overall air quality.


What organism are usually the pioneer species in new area?

mosses and lichens


What is the types of organisms that are usually the pioneer species in primary succession?

Lichens


Is litmus an indicator made from lichen?

Yes, litmus is an indicator made from lichens. The dyes extracted from lichens are used to make litmus paper, which is commonly used to indicate the acidity or alkalinity of a solution by changing color.