Select Board & Class
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?
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%
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
working of electrostatic precipitator
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 ?
identify unnecessary sources of noise pollution which can be reduced immediately without any financial loss to anybody?
full form of JFM
what is BOD? (expansion)
plz define me the exat definition of greenhouse effect nd global warming?
defination of 1.Soil Erosion and 2.desertification.
1. Why is water logging considered harmful?
deforestration decreases with enhanced awareness of forest conservation
what is phaeophitisation?
Please explain what is BOD?
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?
1. Why is Bishnoi considered an eco religion?
What is the difference between reforestation and deforestation??? (atleast 3 points)
what do u mean by smokestacks and smelters?
what is meant by evencs??
incinerated means??
Why fertilizers and manure are added in the soil?
HOW WATER LOGGING AND SOIL SALINITY ARE RELATED, ALSO DEFINE BOTH OF THEM?
hey r u from rgukt
what is BOD.......? explain....
'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
1. What is Euro 2?
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Syllabus
write the harmful effects of using plasatic bags, on the environment. suggest alternatives to plastic bags.
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 %
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?
Q.9. The biochemical objective of PS I is to
(1) oxidise NADPH
(2) hydrolyse ATP
(3) phosphorylate ADP
(4) reduce
(1) 30
(2) 15
(3) 45
(4) 60
public interest litigation
rn155. Which one is incorrect with respect to gel electrophoresis :-
(1) Wells for DNA sample loading are made at anode
(2) Largest bands of DNA lie far away from anode
(3) Smallest bands of DNA lie near to anode
(4) Both (1) and (3)
Discuss the causes and effects of global warming. What measures need to be taken to control global warming?
96) Which is not a characteristic of imbibition?
(1) It does, not depend upon the affinity between inbibant and imbibate
(2) Without making any solution
(3)It is reversible phenomenon
(4) Heat is generated
Dear experts
Can you help me out in choosing an investigatory project in biology class 12th ? kindly requesting u to rply
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
wat is the el nino effect? how does it affect biodiversity?
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%
Explain Biochemical Oxygen Demand (BOD)???
(l) Large nucleolus compact chromatin and more nuclear pores
(2) No nucleolus ,diffused chromatin and small
nuclear pores
(3) Large nucleolus, diffuse chromatin and no
nuclear pores
(4) Large nucleolus diffuse chromatin and more
what do u mean by phaeophytization? plz giv a detailed info
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 EL Nino effect
(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
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.18. The colour of light not utilized during photosynthesis is
(1) Violet
(2) Green
(3) Red
(4) Blue
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.
Why ozone hole is devoloped in Antarctica?
What are the effects of ozone depletion???
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
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
working of electrostatic precipitator
Spoilage of oil can be detected by which fatty acid?1) Oleic acid2) Linolenic acid3) Linoleic acid4) Erucic acid
Kindly answer sir/mam.short note on ozone depletion in the stratosphere?
recovered from the site making the identification of the dead very
difficult. Name and explain the technique that would help the authorities
to establish the identity of the dead to be able to hand over the dead to
their respective relatives.
What measures, as an individual, you would take to reduce environmental pollution?
What is the objective of Environment Protection Act , 1986 ?
identify unnecessary sources of noise pollution which can be reduced immediately without any financial loss to anybody?
full form of JFM
what is BOD? (expansion)
plz define me the exat definition of greenhouse effect nd global warming?
defination of 1.Soil Erosion and 2.desertification.
1. Why is water logging considered harmful?
37.. You are given three cells, a root hair, a cell of the inner cortical layer and a cell of the mesophyll arrange them in ascending order of DPD.
(1) Root hair < Cortical cell < Mesophyll (2) Cortical cell < Mesophyll < Root hair.
(3) Mesophyll < Root hair < Cortical cell (4) Root hair < Mesophyll < Cortical cell
42. If the given solution is of 25% concentration; then what cannot be presented for this
(1) OP (2) DPD (3) Solute potential (4) TP
deforestration decreases with enhanced awareness of forest conservation
what is phaeophitisation?
Please explain what is BOD?
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?
1. Why is Bishnoi considered an eco religion?
What is the difference between reforestation and deforestation??? (atleast 3 points)
what do u mean by smokestacks and smelters?
a) Organochloride insecticides
b) Organophophate pesticides
c) Plants and animals in ecosystem with abundant resources
d) Photography
what is meant by evencs??
incinerated means??
Q. How many meiotic divisions are required to produce 250 pollen grains in an angiosperm?
(1) 60 (2) 63 (3) 626 (4) 312
Why fertilizers and manure are added in the soil?
128. Taenia is endoparasite by which method it will get its nutrition in vertebrates alimentary canal:-
(l) Byhooks
(2) By suckers
(3) Through general body surface
(4) Both 1 and 2
HOW WATER LOGGING AND SOIL SALINITY ARE RELATED, ALSO DEFINE BOTH OF THEM?
hey r u from rgukt
what is BOD.......? explain....
'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
1. What is Euro 2?