Explain the term- lichens, Science

Assignment Help:

Explain the term- lichens

The lichens are able to extract nutrients from the rocks . They are capable of retaining water for a long time during which chemical processes take place, e.g. alumino-silicates which are important components of rocks are converted to simple clay molecules by the process of hydrolysis and carbonation.


Related Discussions:- Explain the term- lichens

Explain the composition and functions of gastric juice, Explain the Composi...

Explain the Composition and Functions of Gastric Juice In resting condition, the secretion of gastric juice is little in amount and is about 10- 15 ml. After taking each meal,

What is parent material, What is Parent material Parent material refers...

What is Parent material Parent material refers to the primary material from which the soil is formed. The parent material may be either a solid rock, a decomposed rock, organic

Reproduction, what are 5 different types of asexual reproduction?

what are 5 different types of asexual reproduction?

Keep volume of water in body constant - function of kidney, Keep volume of ...

Keep volume of water in body constant - Function of Kidney Keep the volume of water in the body constant by removing excess fluid from the body. The kidneys regulate the volume

Matter and Energy, Using what you know about the energy—matter relationship...

Using what you know about the energy—matter relationship, explain why the ecosystems with the greater amount of overall energy tend to have a greater number of organisms.

Explain sinus tachycardia - electrocardiogram, Explain Sinus Tachycardia - ...

Explain Sinus Tachycardia - Electrocardiogram When the only abnormality is that the heart rate at rest is more than 100 per minute, the condition is known as sinus tachycardia.

Crop for local and distance markets, Q. When are conditions right for harve...

Q. When are conditions right for harvesting a crop for local and distance markets? The conditions right for harvesting a crop for local markets: harvest in the early morning t

Explain physical barrier for external defence mechanism-skin, Explain physi...

Explain physical barrier for External Defence Mechanism - Skin It provides nice protective covering to the body.  The outer layer- horny layer - contains dead keratinized cells

The human body, how many nerves in the human brain and how many in a dogs b...

how many nerves in the human brain and how many in a dogs brain

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd