write the harmful effects of using plasatic bags, on the environment. suggest alternatives to plastic bags.

i want written evs project on the topic -"It is possible to reduce river pollution by using the sewage water for irrigation" with the following points:First term1.selection of project2.objectives3.review of literature4.relevance5.proposed methodologySecond Term1.decription of method followed2.observations3.analysis4.result/conclusion5.report writing

what is biomagnification?

public interest litigation

Discuss the causes and effects of global warming. What measures need to be taken to control global warming?

Dear experts

Can you help me out in choosing an investigatory project in biology class 12th ? kindly requesting u to rply

wat is the el nino effect? how does it affect biodiversity?

Explain Biochemical Oxygen Demand (BOD)???

what do u mean by phaeophytization? plz giv a detailed info

what is EL Nino effect 

why are green algae not likely to be found in the deepest strata of the ocean?

1. What is organic farming? How did Ramesh Chandra Dagar practice this?

Why ozone hole is devoloped in Antarctica?

What are the effects of ozone depletion???

short note on controlling vehicular air pollution : a case study of delhi

answer it fast plzz///

Kyoto Protocol was endorsed at

1. Cop-6

2. Cop-4

3. Cop-3

4. Cop-5

Please answer with reason

Spoilage of oil can be detected by which fatty acid?1) Oleic acid2) Linolenic acid3) Linoleic acid4) Erucic acid

short note on ozone depletion in the stratosphere?

What measures, as an individual, you would take to reduce environmental pollution?

What is the objective of Environment Protection Act , 1986 ?

full form of JFM

what is BOD? (expansion)

defination of 1.Soil Erosion and 2.desertification.

working of electrostatic precipitator

deforestration decreases with enhanced awareness of forest conservation

what is phaeophitisation?

how to prepare for AIPMT in these 40 days after boards? I am thorough with class 12 cbse pattern syllabus but what about class 11 syllabus and class 12 entrance syllabus?very confused plz?

Solve this:
Two genes A and B present on same chromosome show 30% recombination frequency, then what will be the percentage of gamete (aB) for the plant having genotype AaBb in cis arrangement :

(1) 40%                                 (2)70%
(3) 20%                                 (4) 15%

 What is the difference between reforestation and deforestation??? (atleast 3 points)

 what do u mean by smokestacks and smelters?

identify unnecessary sources of noise pollution which can be reduced immediately without any financial loss to anybody?

what is meant by evencs?? 

Why fertilizers and manure are added in the soil?

plz define me the exat definition of  greenhouse effect nd global warming?

HOW WATER LOGGING AND SOIL SALINITY ARE RELATED, ALSO DEFINE BOTH OF THEM?

hey r u from rgukt

'Evencs the only solution for treatment of e-wastes'. What does 'evencs' mean in this sentence?

What are the various constituents of domestic sewage ? Discuss the effect of sewage discharge on water bodies.

what is biomagnification?please explain .

What is polyblend? point out its raw material. How will it be advantageous?

describe the participation of people in the conservation of forests in india by taking bishnoi community incident and chipko movement as examples. add a note on joint forest management