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What is the difference between dysentery & diarrhoea

Posted by Hitankshi Sahu 7 years, 1 month ago

CBSE > Class 09 > Science

1 answers

Sia ? 4 years, 10 months ago

Diarrhea may be caused by viruses or parasites whereas dysentery is a bacterial infection. Diarrhea and dysentery are conditions that affect your internal digestive and waste disposal system. Diarrhea is a loose, liquid stool discharged from your rectum when you go to the bathroom.

ANSWER

Which chapter I read for final paper

Posted by All In One Is Again 7 years, 1 month ago

CBSE > Class 09 > Science

5 answers

Siddhee Singh 7 years, 1 month ago

You can read atoms and molecules, structure of an atom and chapter sound,these are very important chapters

Akanksha Maurya 7 years, 1 month ago

Physics padh k chle jao na You will pass?

Unknown Name 7 years, 1 month ago

Read from all chapters according to the blueprint.. By this way It is very easy to judge what type of questions can be asked in ur exam... I myself follow this ???

All In One Is Again 7 years, 1 month ago

You can tell main chapter

Sahil Nandode 7 years, 1 month ago

How am I supposed to know???

ANSWER

Na is is chemically inert but , it is very reactiv in atmostphere

Posted by Harshit Vyas 7 years, 1 month ago

CBSE > Class 09 > Science

1 answers

Unknown Name 7 years, 1 month ago

Tru

ANSWER

sample question paper only of physics

Posted by Gopal Deshpande 7 years, 1 month ago

CBSE > Class 09 > Science

1 answers

Akanksha Maurya 7 years, 1 month ago

Do ncert only

ANSWER

Binomial nomenclature name of :- 1. Tiger 2. Dog 3. Cat 4. Frog 5. Lion

Posted by Prasanna Kumar.T 7 years, 1 month ago

CBSE > Class 09 > Science

4 answers

Manani Chaudhary 7 years, 1 month ago

Tiger=pantheratigress Frog=ranatigrino Lion=pantheraleo

Koleti Sravani 7 years, 1 month ago

Pantera tigris

Chahat Dudeja 7 years, 1 month ago

tiger-Panthera tigris

Zainab Parwez 7 years, 1 month ago

Frog - rana tigrena

ANSWER

Why solution is stable suspension is not stable

Posted by Gangadhar Naik 7 years, 1 month ago

CBSE > Class 09 > Science

2 answers

Zainab Parwez 7 years, 1 month ago

Becauae suspension have suspended particles which cannot dissolve

Madhumitha Raghavendran 7 years, 1 month ago

The particles in a true solution do not settle down when left undisturbed but the particles of a suspension settle down when they are left undisturbed.

ANSWER

Sarita lives on 3rd floor of building at height of 15 metre carries her school bag weighting 5.2 kg from the ground floor of her house find work done by her and identify the force against which she has done work

Posted by Hit Jain 7 years, 1 month ago

CBSE > Class 09 > Science

2 answers

Hit Jain 7 years, 1 month ago

Thanks but against which force she has done work????

Akanksha Maurya 7 years, 1 month ago

Mass of bag 5.2 Displacement,s= 15 m Work done ,w= F × s = mg × s 5.2 kg × 10 m/s² × 15m 780 kg m/s² m 780 N m = 780 J Work done is 780 J

ANSWER

Calculate the work done in pushing a cart through a distance of 56 metre against the force of on equal to 250 N also state type of work done

Posted by Hit Jain 7 years, 1 month ago

CBSE > Class 09 > Science

2 answers

Hit Jain 7 years, 1 month ago

Thanks but type of work ????

Lakshmidevi Kv 7 years, 1 month ago

W=FxS =250x56 =14000

ANSWER

From where minerals comes in rocks???

Posted by Anurag Raj 7 years, 1 month ago

CBSE > Class 09 > Science

1 answers

Shreya S R 7 years, 1 month ago

Minerals are found all over the crust due to the many natural process that keep on going on earths surface when a moutain forms it breaks down by some reason as rocks thats why rocks have mineral in them?

ANSWER

What is binomial nomenclatuere

Posted by Dheeraj Mehra 7 years, 1 month ago

CBSE > Class 09 > Science

1 answers

Yogita Ingle 7 years, 1 month ago

The scientific naming of an organism is called as nomenclature. There are different types of naming systems. Most popularly used naming system is Binomial nomenclature.
Binomial nomenclature, introduced by Carolus Linnaeus is the method of naming an organism with the genus name first and species name later.

ANSWER

What is elephantiasis

Posted by Indersingh Dahiya 7 years, 1 month ago

CBSE > Class 09 > Science

4 answers

Zainab Parwez 7 years, 1 month ago

This is a desease

Shreya S R 7 years, 1 month ago

It is a breath taking disease which is caused by Wuchereria bancrofti it is a chronic disease even after the organisim dies the leg or the body part affected will remain in the same state SWOLLEN

Anurag Raj 7 years, 1 month ago

It is a disease in which the leg swell like a elephant's leg

Himani Saini 7 years, 1 month ago

It is a disease?

ANSWER

Write the location of cilia epithelium in our body

Posted by Shivam Thakur 7 years, 1 month ago

CBSE > Class 09 > Science

2 answers

Zainab Parwez 7 years, 1 month ago

Respiratory tract

Sahil Bhattad 7 years, 1 month ago

Ciliated Columnar Epithelium is located in the respiratory tract. It has cilia which can move to push the mucus forward to clear it.

ANSWER

What do you mean by acid rain explain it briefly

Posted by Nikhita Malik 7 years, 1 month ago

CBSE > Class 09 > Science

1 answers

Avinash Sharma 7 years, 1 month ago

Acid rain occurs when oxide of Sulphur and oxygen mix with water body and then rise up in the form of vapour and mixed with impurities present in atmosphere and when it rains it cause problem to creature , monuments, plants, etc

ANSWER

What is the significant of ozone layer

Posted by Mustafa Khan 7 years, 1 month ago

CBSE > Class 09 > Science

3 answers

Zainab Parwez 7 years, 1 month ago

It protect us from harmful ultraviolet rays

Yogita Ingle 7 years, 1 month ago

The ozone layer is a deep layer in the stratosphere, encircling the Earth, that has large amounts of ozone in it. The layer shields the entire Earth from much of the harmful ultraviolet radiation that comes from the sun.

Mohan Srivastava 7 years, 1 month ago

The significance of ozone layer is that it prevebt the harmful uv rays to reach us directly i.e. it traps some of the radiative heat of the sun and it saves from various diseases related to skin like skin cancer ,sun burn etc

ANSWER

Mention any three advantages of irrigation

Posted by Mustafa Khan 7 years, 1 month ago

CBSE > Class 09 > Science

2 answers

Shashank Shekher 5 years, 11 months ago

Yes

Yogita Ingle 7 years, 1 month ago

Irrigation has many advantages over reliance on natural water supplies:

Water supplied by irrigation supplies hydrogen and oxygen elements to the crop plants.
Irrigation of crops makes the soil moist, which is required for the germination of seeds.
With irrigation, cultivation can be done round the year and during the rainy season only.
Irrigation loosens the soil and thus helps in elongation and growth of roots.
The supply of water by irrigation is regular and reliable, where as rainfall is often seasonal or unpredictable.
Modern multipurpose dams not only provide water for irrigation but also control floods and generate hydroelectric power.

ANSWER

Name two process which play an important role in the oxygen cycle

Posted by Mustafa Khan 7 years, 1 month ago

CBSE > Class 09 > Science

1 answers

Yogita Ingle 7 years, 1 month ago

Process that play important role in oxygen cycle are Respiration, combustion ,photosynthesis
Photosynthesis is a biological process by which all green plants synthesize their food in the presence of sunlight. During photosynthesis, plants use sunlight, water, and carbon dioxide to create energy. Oxygen is liberated as a by-product of this process.

ANSWER

Define the terms -1 vermicompost-2 green manure-3 biofertilizer

Posted by Mustafa Khan 7 years, 1 month ago

CBSE > Class 09 > Science

1 answers

Avinash Sharma 7 years, 1 month ago

Vermicompost are the type of manure which is prepared naturally by composed of farm ,animal dungs, etc Green manure are prepared from the waste of agricultural activities which is naturally prepared in the crop field Bio fertilizers are prepared in chemical factories but with lesser amount of chemicals as the fertilizers .

ANSWER

differentiate between simple and complex tissue

Posted by Mustafa Khan 7 years, 1 month ago

CBSE > Class 09 > Science

1 answers

Akanksha Maurya 7 years, 1 month ago

Complex tissues are made of more than one type of cells .All these cells coordinate to perform a common function

ANSWER

State two consequences which one has to face while dealing with infectious disease

Posted by Mustafa Khan 7 years, 1 month ago

CBSE > Class 09 > Science

1 answers

Meghna Thapar 6 years, 1 month ago

The approach of treatment of an infectious disease has three drawbacks:

Recovery of the patient may not be complete in certain cases.
Treatment requires time; hence the patient suffers from the disease and may be bedridden.
The patient serves as the source of spread of infection to others.

ANSWER

Why should preventive measures and biological control methods be preferred for protecting crops

Posted by Mustafa Khan 7 years, 1 month ago

CBSE > Class 09 > Science

1 answers

Akanksha Maurya 7 years, 1 month ago

Preventive methods are preferred to control the biological disease because if the disease is not prevented then the whole crop will be affected and destroyed and of no use

ANSWER

Identify solute and solvent in tincture of iodine why tyndall effect not seen in the solution

Posted by Mustafa Khan 7 years, 1 month ago

CBSE > Class 09 > Science

1 answers

Sahil Bhattad 7 years, 1 month ago

In Tincture of Iodine alcohol is the solvent and Iodine is the solute. Tyndall effect is not seen in this solution because it is a true solution. Its particles do not scatter light.

ANSWER

Define the term energy

Posted by Riya Gond 7 years, 1 month ago

CBSE > Class 09 > Science

5 answers

Zainab Parwez 7 years, 1 month ago

Ability of doing work

Siddhee Singh 7 years, 1 month ago

Energy is defined as ability of doing work

Avinash Sharma 7 years, 1 month ago

Energy is defined as the ability to do work. Its unit is same as work that is joule .

Abhishek Kumar 7 years, 1 month ago

Energy is the capacity to do work

Zainab Parwez 7 years, 1 month ago

Able to do work

ANSWER

What is isotone??

Posted by Zainab Parwez 7 years, 1 month ago

CBSE > Class 09 > Science

3 answers

Avinash Sharma 7 years, 1 month ago

Isotone are elements who is number of neutron Are same but number of protons differ for example argon and calcium have same number of neutron has 20 but different proton number ie. 18 and 20 respectively

Bigyan Prasad 7 years, 1 month ago

Isotine have same neutron but proton are known as isotone

Yogita Ingle 7 years, 1 month ago

Isotones are atoms that have the same neutron number but different proton number. For example, ³⁶₁₆S, ³⁷₁₇Cl, ³⁸₁₈Ar, ³⁹₁₉K and ⁴⁰₂₀Ca are all isotones of 20 since they all contain 20 neutrons.

ANSWER

Why doesn't our stomachs acid comes out of our mouth when we are upside down

Posted by Shreya S R 7 years, 1 month ago

CBSE > Class 09 > Science

2 answers

Zainab Parwez 7 years, 1 month ago

Haha?? don't know

Arya Yadav 7 years, 1 month ago

??????

ANSWER

Arrange the following in order of decreasing masses : 1.10to the power 23 molecules of carbon dioxide gas 2. 0.1g atom of silver 3. 1g of carbon 4. 0.1 mole of H2SO4 5. 10 to the power 23 atoms ofcalcium

Posted by Mamata Mohapatra 7 years, 1 month ago

CBSE > Class 09 > Science

0 answers

ANSWER

The power pump of a motor is 2 kilowatt how much water per minute the pump can raise to a height of 10m given G equals to 10m par second square

Posted by Khwaja Packing Center 7 years, 1 month ago

CBSE > Class 09 > Science

0 answers

ANSWER

The odometer of a car reads 2000km at the start trip and 2400km at the end of trip took 8h ,calculate the average speed of the car in km h and m s

Posted by Bhumika Keswani 7 years, 1 month ago

CBSE > Class 09 > Science

1 answers

Shreya S R 7 years, 1 month ago

U=2000 v=2400 Average speed =average velocity Average velocity =v-u÷t 2400-2000÷8h=400÷8=50km/h 50×1000÷3600=answer u want in m/s

ANSWER

what are the three isotops of hydrogen?

Posted by Ivanna Issac Mathew 7 years, 1 month ago

CBSE > Class 09 > Science

2 answers

Avinash Sharma 7 years, 1 month ago

Deuterium protium and tritium having proton number 0,1 and 2 respectively.

Govind Kushwaha 5 years, 11 months ago

Protium Dueterium Tritium You are in 9th class....

ANSWER

What is the work to be done to increase the speed of a car from 54km/h to 90km/h if the mass of the car is 1200kg.?

Posted by Rikshita Saha 7 years, 1 month ago

CBSE > Class 09 > Science

0 answers

ANSWER

A women pulls a bucket of water of total mass 5kg from well which is 10m deep in 10s. Calculate the power used by her.

Posted by Rikshita Saha 7 years, 1 month ago

CBSE > Class 09 > Science

3 answers

Akanksha Maurya 7 years, 1 month ago

Howwwwwwwww

Zainab Parwez 7 years, 1 month ago

49 watt

Ritik Raj 7 years, 1 month ago

49watt

ANSWER

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