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

Material Science, #1.During take-off, the wing of the airplane is actually ...

#1.During take-off, the wing of the airplane is actually subjected to a cyclic stress range of 150 MPa at a stress ratio of 0.1. Estimate the mean stress intensity factor, and the

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,

Explain structure of steroids, Explain structure of  steroids Basic s...

Explain structure of  steroids Basic structure of  steroids consist of  three cyclohexane rings (1, 2, 3 rings) and one cyclopentane ring (ring 4)  as  in  the Figure .  The p

Nutrition in plants, what are the five nutrition in heterotrophic nutrition...

what are the five nutrition in heterotrophic nutrition

Explain the hyposecretion or hypothyroidism in adult life, Explain the Hypo...

Explain the Hyposecretion or Hypothyroidism in Adult Life Decreased secretion of thyroid hormone results in the development of myxoedema. There is a slowing of mental and physi

What forces are important for generating wind, Question: a) Define atmo...

Question: a) Define atmospheric pressure, stating clearly its unit in meteorology. The atmospheric pressure at the foot of hill is 1013 hPa. What would be the pressure at th

What is the time complexity of a convolution, 1. What is the time complexit...

1. What is the time complexity of a convolution with an n by n sized kernel when using a direct convolution with a 2d mask, and when using a separable kernel. Each of the answers i

Define glucose and fructose - abnormal constituents of urine, Define Glucos...

Define Glucose and Fructose - Abnormal Constituents of Urine Abnormal Constituents of Urine The detection of abnormal constituents in urine indicates the presence of certa

Experiment of simple hydraulic press, Simple hydraulic press The princi...

Simple hydraulic press The principle of the hydraulic press is illustrated by the following model. Half fill a cylindrical jar with water. Pour melted paraffin wax on the su

Science, In the following table state how gymnosperms are adapted for livin...

In the following table state how gymnosperms are adapted for living on land with respects to each of the following aspects Aspect Adaptation for living on land Alternation of Gener

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