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HOW WILL YOU CALCULATE THE PERCENTAGE OF WATER ABSORBED BY THE SOIL

Posted by Sahana M 6 years, 4 months ago

1 answers

Mayank Rajput 6 years, 4 months ago

By percolation formula That is- Amount of water/weight of the soil For example, Amount of water = 200 ml Weight of soil = 40 grams Solution.= 200/40 = 50 percent of Water is absorbed. Hope it help you.

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Can we use garden soil to make toy. Justify

Posted by Khushi Singh 6 years, 4 months ago

CBSE > Class 07 > Science

3 answers

Any Khan 6 years, 4 months ago

No but you can use clayey soil

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Divyansh Jain 6 years, 4 months ago

No, because it will not give the correct structure .

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Sahana M 6 years, 4 months ago

ONo

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Explain the process of rumen in ruminants

Posted by Hafsa Shaikh 6 years, 4 months ago

CBSE > Class 07 > Science

3 answers

Any Khan 6 years, 4 months ago

Rumen is the first and largest chamber which stores quickly consumed food . Food is partially digested here which is called cud Cellulose is digested here by bacteria present there...?

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.. ... 6 years, 4 months ago

Plant material is initially taken into the Rumen, where it is processed mechanically and exposed to bacteria than can break down cellulose (foregut fermentation). The Reticulum allows the animal to regurgitate & reprocess particulate matter ("chew its cud"). More finely-divided food is then passed to the Omasum, for further mechanical processing. The mass is finally passed to the true stomach, the Abomassum, where the digestive enzyme lysozyme brea

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Vikash Kumar 6 years, 4 months ago

Ruben reticulam omasen abomasen

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Sponges and hydra neither require a circulatory system nor a circulatory fluid like blood. Why

Posted by Sohan Das 6 years, 4 months ago

CBSE > Class 07 > Science

1 answers

Arya Anupam 6 years, 4 months ago

In sponges and hydra, the water in (which they live) bring food and oxygen as it enters their bodies. The water also carries away carbon dioxide and other waste materials as it moves out of their bodies. Thus, water do transportation of their bodies, they don't need any circulatory system nor blood. THANKS.

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Explain about lenticels in long

Posted by Navya Verma 6 years, 4 months ago

CBSE > Class 07 > Science

1 answers

Abhi Gupta 6 years, 4 months ago

The tiny holes that are present on stem of woody plant is called lenticels.

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What is rbc in transportation in animals

Posted by Pihu Pathak 6 years, 4 months ago

CBSE > Class 07 > Science

3 answers

Pihu Pathak 6 years, 4 months ago

Thanks to both of you

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Arya Anupam 6 years, 4 months ago

RBC means red blood cells. It is present in blood. It play an important role in transportation of oxygen in our bodies. In RBC, a red pigment is present which is known as hemoglobin. Hemoglobin combines with oxygen and transport it in all parts of body. THANKS.

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Sharanyaa Mandal 6 years, 4 months ago

RBC means Red Blood Cells .

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What is thunderstorm? Plz give the ans. fast

Posted by Atharva Pali 6 years, 4 months ago

CBSE > Class 07 > Science

2 answers

Any Khan 6 years, 4 months ago

A severe storm with heavy rain , lightning and thunder is called thunderstorm.?

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Aishwarya Gupta 6 years, 4 months ago

The swift movement of the falling water droplets along with the rising air create lightning and sound. It is this event that we call a thunderstorm

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How does the process of fertillisation take place in flowers

Posted by Harsh Harsh 6 years, 4 months ago

CBSE > Class 07 > Science

1 answers

Keshav Kishor 6 years, 4 months ago

It takes place btween male and female reproductive parts that is anther and stigma

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What is the formula for calculating the rate of percolation in the soil

Posted by Aishwarya Gupta 6 years, 4 months ago

CBSE > Class 07 > Science

1 answers

Yogita Ingle 6 years, 4 months ago

Percolation is the property of absorption of water by soil.

Formula for calculating percolation rate is,

Percolation rate (ml/min) = amount of water (ml) / percolation time (min).

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RAY DIAGRAMS OF CONVEX MIRRORS

Posted by Tanya Sharma 6 years, 4 months ago

CBSE > Class 07 > Science

0 answers

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An electric fusewire should have a

Posted by Sanjana Reddy 6 years, 4 months ago

CBSE > Class 07 > Science

1 answers

Yogita Ingle 6 years, 4 months ago

An electric fuse is a safety device used to limit the current in an electric circuit. The use of a fuse is to safeguard the electric circuit and the electric appliances connected in the electric circuit from being damaged.
A fuse is a short piece of wire made up of a material of high resistivity and of low melting point, So that it may easily melt due to overheating due to the excessive flow of electric current.

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Which motion can be linear and curvilinear motions both??

Posted by Nirupma Bhardwaj 6 years, 5 months ago

CBSE > Class 07 > Science

3 answers

Nirupma Bhardwaj 6 years, 4 months ago

I will tell you ans is translatory motion.

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Nirupma Bhardwaj 6 years, 4 months ago

No wrong ans

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Yogita Ingle 6 years, 4 months ago

Motion along a curve line is known as CURVILINEAR MOTION. For example: Motion of car or any moving object along a curve line and straight line.

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In which light,optimum growth occurs in the plants?

Posted by Nirupma Bhardwaj 6 years, 5 months ago

CBSE > Class 07 > Science

2 answers

Nirupma Bhardwaj 6 years, 4 months ago

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.. ... 6 years, 4 months ago

Blue - Increases the growth rate of plants. Green - Enhances chlorophyll production and is used as a pigment for proper plant.

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What. Is. Hurricane

Posted by Pavan Mukkala 6 years, 5 months ago

CBSE > Class 07 > Science

2 answers

Abhi Gupta 6 years, 5 months ago

American cyclone are also called hurricane.

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Anuja Lanjewar 6 years, 5 months ago

Hurricane is another word for cyclones this word for cyclone is used in american continent.

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Loud sound occurs with lightning

Posted by K Devi Devi 6 years, 5 months ago

CBSE > Class 07 > Science

2 answers

Aishwarya Gupta 6 years, 4 months ago

Thunder

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Nirupma Bhardwaj 6 years, 5 months ago

Thunder

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How does saliva act on food

Posted by Abhi Gupta 6 years, 5 months ago

CBSE > Class 07 > Science

2 answers

Saras Kutlehria 6 years, 5 months ago

Saliva breaks down the food

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Yogita Ingle 6 years, 5 months ago

Saliva acts as a solvent for some food particles and stimulates the taste buds of the tongue. It helps to convert food into a soft ball called bolus, which can easily pass through the pharynx. Saliva cleans the mouth and prevents the growth of germs in the mouth, thus curbing tooth decay.

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Who are called ornithologist

Posted by Abhay Dixit 6 years, 5 months ago

CBSE > Class 07 > Science

1 answers

Abhay Dixit 6 years, 5 months ago

A person who study birds is called ornithologist

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How do absorption of water in the soil

Posted by Ghanta Veneesha Srithanaya 6 years, 5 months ago

CBSE > Class 07 > Science

1 answers

Sneha A. 6 years, 4 months ago

The soil can hold some water; it absorbs that wtaerand leave the rest of the water.....

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Explain the layers of soil

Posted by Baani Dhingra 6 years, 5 months ago

CBSE > Class 07 > Science

2 answers

Aishwarya Gupta 6 years, 4 months ago

Humus , water, clay, sand, gravel

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Abhi Gupta 6 years, 5 months ago

A horizon, B horizon , c horizon , Bedrock

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List five products we get from forest

Posted by Kezom Lepcha 6 years, 5 months ago

CBSE > Class 07 > Science

2 answers

Aayush Kumar 6 years, 5 months ago

paper , flowers,,wood,,food,,medicines

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Aditi Kulkarni 6 years, 5 months ago

Bamboo , herbs , sandalwood , flowers and fruits

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What substance in these cells actually carries oxygen

Posted by Akash Rana 6 years, 5 months ago

CBSE > Class 07 > Science

1 answers

Harshita Vashist 6 years, 4 months ago

Haemoglobin carries the oxygen.

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What is human

Posted by Jatin Kaushik 6 years, 5 months ago

CBSE > Class 07 > Science

1 answers

.. ... 6 years, 4 months ago

Humans (Homo sapiens) are the only extant members of the subtribe Hominina. Together with chimpanzees, gorillas, and orangutans, they are part of the family Hominidae (the great apes, or hominids). A terrestrial animal, humans are characterized by their erect posture and bipedal locomotion; high manual dexterity and heavy tool use compared to other animals; open-ended and complex language use compared to other animal communications; larger, more complex brains than other animals; and highly advanced and organized societies.[3][4]

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The process of silkworm

Posted by Mishthi Hurmade 6 years, 5 months ago

CBSE > Class 07 > Science

2 answers

Mansi Attry 6 years, 5 months ago

Sericulture

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Naman Ahden 6 years, 5 months ago

Sericulture

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describe, what happen to the food in stomach and intestine?

Posted by Naman Ahden 6 years, 5 months ago

CBSE > Class 07 > Science

1 answers

Sia ? 6 years, 5 months ago

After food enters your stomach, the stomach muscles mix the food and liquid with digestive juices. The stomach slowly empties its contents, called chyme, into your small intestine. The walls of the small intestine absorb water and the digested nutrients into your bloodstream.

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A food stall owner was preparing dough for making bhaturas he added a pinch of yeast and sugar to the dough and left it in a warm place after few hours the dough had risen .there was a sour smell too. a) why did the dough rise ? b)why did the dough smell sour ? c) why was sugar added to the dough? d) what would have happened if the dough was kept in the refrigerator soon after it was prepared ?

Posted by Nirmala S 6 years, 5 months ago

CBSE > Class 07 > Science

2 answers

Sneha A. 6 years, 4 months ago

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Naman Ahden 6 years, 5 months ago

A. Because he left dough in a warm place B.because yeast+sugar=alcohal which smells sour C.sugar acts as a food of yeast D.the dough wouldn't had been risen

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How does tropical rainforest home to more than half of the animal life on earth

Posted by Rajeev Ranjan 6 years, 5 months ago

CBSE > Class 07 > Science

3 answers

Sneha A. 6 years, 4 months ago

Food all the basic amenities u know

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Abhi Gupta 6 years, 5 months ago

Because it give plenty of food and adaptative features to animal.

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Naman Ahden 6 years, 5 months ago

many things are available there in plenty and there is dense population of trees

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What is conductor?

Posted by Tr Atr 6 years, 5 months ago

CBSE > Class 07 > Science

3 answers

Sneha A. 6 years, 4 months ago

That allows heat and electricity to pass through ut

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Naman Ahden 6 years, 5 months ago

according to chapter light, materials that allow light to pass through them according to chapter heat,materials that allow heat to pass through them

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Arnika Gautam 6 years, 5 months ago

Due to chapter heat. conductor is a metal that allow heat to pass through them

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What happens to food in small intestine?

Posted by Naman Ahden 6 years, 5 months ago

CBSE > Class 07 > Science

2 answers

Sia ? 6 years, 5 months ago

The main function of the small intestine is absorption of nutrients and minerals from food. The second part of digestion is the chemical digestion that uses enzymes, bile acids etc. in order to break down food material into a form that can then be absorbed, then assimilated into the tissues of the body.

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Sneha A. 6 years, 4 months ago

Complete food gets digested bro

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An athlete breathe faster and deeper than usual after finishing the race.

Posted by Raji Raji 6 years, 5 months ago

CBSE > Class 07 > Science

2 answers

Sneha A. 6 years, 4 months ago

Yesss

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Mansi Attry 6 years, 5 months ago

Because our body needs more oxygen.To take more oxgen to release energy we breathe faster and deeper

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How does glucose help a patient recover?

Posted by Prince Chatterjee 6 years, 5 months ago

CBSE > Class 07 > Science

2 answers

Sia ? 6 years, 5 months ago

Glucose is the simplest form of carbohydrate i.e. Energy. In a heathy body, after eating, food breaks down into smaller form in order to release energy. but in unhealthy body especially patients, this breakage process gets slower as digestion affected due to illness. Glucose instantly mixes in blood inside body as it is already is in ready to soluble form and releases energy to recover.

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Sneha A. 6 years, 4 months ago

By giving him instant energy

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