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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
identify unnecessary sources of noise pollution which can be reduced immediately without any financial loss to anybody?
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///
What is cultural or accelerated Eutrophication?
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.
is polyblend successful?
why burying nuclear wastes deep inside earth's crust had an stiff opose from public?
working of electrostatic precipitator
deforestration decreases with enhanced awareness of forest conservation
what is phaeophitisation?
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%
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?
What is the difference between reforestation and deforestation??? (atleast 3 points)
what do u mean by smokestacks and smelters?
if ozone is made with help of oxygen then why we all are worry about the depletion of ozone because oxygen is present in atmosphere in enormous amount it can be made again and again???
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
difference between scrubber and lectrostatic precipator? or are they the same?
'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
how carbondioxide is a pollutant even though it is required by plant for photosynthesis?
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Syllabus
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
(1) OP & TP increase & its DPD increase
(2) OP & DPD increase & TP decrease
(3) TP & DPD decrease & OP increase
(4) OP & DPD decrease & TP increase
what is biomagnification?
(Atleast one page/2sides)
Plz can u tell me how can u start writing this ans in a proper step by step way as this ans should be big...
Q.123. A holandric gene is known for hypertrichosis (long hairs on ears). When a man with hairy ears marries a normal woman, what percentage of their sons would be expected to have hairy ears :-
(1) 100 %
(2) 0 %
(3) 50 %
(4) 25 %
public interest litigation
rnDiscuss 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
Select the correct Statement regarding mechanism of concentration Of the filtrate—
(1 ) The counter current system contributes in diluting the urine
(2 ) Counter current system perform by Henle's loop and peritubular capillaries
(3) The flow of filtrate in the two limbs of Henle's loop is in same direction and thus form a counter Current (4) The proximity between the Henle's loop and vasa recta as well as the counter current in them help in maintaining an increasing osmolarity towards the inner medullary interstitium.
wat is the el nino effect? how does it affect biodiversity?
Explain Biochemical Oxygen Demand (BOD)???
Q. How many meiotic divisions are required to produce 250 pollen grains in an angiosperm?
(1) 60 (2) 63 (3) 626 (4) 312
what do u mean by phaeophytization? plz giv a detailed info
Q. How many hormones from the below list interact with intracellular receptors and regulate chromosome function and gene expression. GH, Oxytocin, ADH, ANF, Aldosterone, Cortisol, Thyroxin, Epinephrine, Estradiol, GnRH, Progesterone
(1) Four (2) Five (3) Six (4) Seven
what is EL Nino effect
identify unnecessary sources of noise pollution which can be reduced immediately without any financial loss to anybody?
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?
Q. During the transmission of nerve Impulse through a nerve fibre, the potential on the inner side of the plasma membrane has which type of electric charge :-
(1) first positive, then negative and continue to be negative
(2) first negative, then positive and continue to be positive
(3) first positive, then negative and again back to positive
(4) first negative, then positive and again back to negative
Why ozone hole is devoloped in Antarctica?
Q.112. Study the pedigree chart given below :-
What does it show -
(1) Inheritance of a recessive sex-linked disease like haemophilia
(2) Inheritance of a sex-linked inboron error of metabolism like phenyl ketoneuria.
(3) Inheritance of a condition like cystic fibrosis as an autosomal recessive trait
(4) The pedigree chart is Y-linked Inheritance
What are the effects of ozone depletion???
short note on controlling vehicular air pollution : a case study of delhi
answer it fast plzz///
What is cultural or accelerated Eutrophication?
Kyoto Protocol was endorsed at
1. Cop-6
2. Cop-4
3. Cop-3
4. Cop-5
Please answer with reason
(1) 12 atm (2) 72 atm (3) - 12 atm (4) 1.4 atm.
Spoilage of oil can be detected by which fatty acid?1) Oleic acid2) Linolenic acid3) Linoleic acid4) Erucic acid
Kindly answer sir/mam.Q.9. The biochemical objective of PS I is to
(1) oxidise NADPH
(2) hydrolyse ATP
(3) phosphorylate ADP
(4) reduce
short note on ozone depletion in the stratosphere?
What measures, as an individual, you would take to reduce environmental pollution?
become turgid and B become plasmolysed then
what will happen ?
(A) OP and ψw of cell A increases
(B) OP decreases and ψw increase in cell A
(C) OP and ψw of cell B increases
(D) ψw decreases and OP increases in cell B
Which of the above statements are correct ?
(1) A and B
(2) A and C
(3) B and D
(4) only D
What is the objective of Environment Protection Act , 1986 ?
Q.134. If template strand of a gene has base sequence 5'GAC TAG CCA3'. What will be the sequence of bases in m RNA transcribed by it ?
(1) 5' CUG AUC GGU 3'
(2) 5' UGG CUA GUC 3'
(3) 3' CUG AUC GGU 5'
(4) 3' UGG CUA GUC 5'
full form of JFM
Where is this in Ncert?
what is BOD? (expansion)
cloudbursts, increase in surface temperature of the sea etc., and attribute them
to climate change. Explain, in detail, the phenomenon responsible for climate
change.....this question is of 4 marks so answer accordingly
defination of 1.Soil Erosion and 2.desertification.
is polyblend successful?
why burying nuclear wastes deep inside earth's crust had an stiff opose from public?
working of electrostatic precipitator
deforestration decreases with enhanced awareness of forest conservation
(1) More than turgor pressure
(2) Less than turgor pressure
(3) Equal to turgor pressure
(4) Zero
what is phaeophitisation?
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%
Q.59. Which of the following statements is correct?
(1) Nitrification is a reduction process
(2) The conversion of nitrate into is denitrification
(3) The conversion of nitrate into ammonia occurs in leaves
(4) Nitrogen fixation is oxidation of atmospheric nitrogen
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?
Q.141. In a population of 1000 individuals 360 belong to genotype AA, 480 to Aa and the remaining 160 to aa. Based on this data, the frequency of allele a in the population is :-
(1) 0.4
(2) 0.5
(3) 0.6
(4) 0.7
What is the difference between reforestation and deforestation??? (atleast 3 points)
what do u mean by smokestacks and smelters?
if ozone is made with help of oxygen then why we all are worry about the depletion of ozone because oxygen is present in atmosphere in enormous amount it can be made again and again???
what is meant by evencs??
Q.112. During phloem loading
(1) Loss of solute particles causes increase of water potential in the phloem
(2) Water returns to the xylem
(3) Sucrose enters in the sieve tube cell by passive transport
(4) Creates hypertonic cordition in the sieve tube ceil
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
difference between scrubber and lectrostatic precipator? or are they the same?
'Evencs the only solution for treatment of e-wastes'. What does 'evencs' mean in this sentence?
Catalytic converter
Ozone depletation
(plz... give me answer for my project work)
What are the various constituents of domestic sewage ? Discuss the effect of sewage discharge on water bodies.
what is biomagnification?please explain .
(1) 30
(2) 15
(3) 45
(4) 60
Q.171. The given nervous system figure illustrate the axonal membrane and propagation of nerve impulse what will be the direction of propagation of nerve impulse:-
(1) X Y
(2) Y X
(3) Z Y
(4) Y Z
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
how carbondioxide is a pollutant even though it is required by plant for photosynthesis?
Q.18. Select an incorrect statement w.r.t. metaphase
(1) Spindle fibres are attached to small disc shaped structures at the surface ofcentromeres called kinetochores
(2) The plane of alignment of the homologous pair of chromosomes at metaphase is referred to as the metaphasic plate
(3) Chromosome appears to be made up of two sister chromatids
(4) The size of chromosomes can be studied inthis phase