CBSE > Class 10 > Science | CBSE Board | Homework Help

In humans, blood flows through arteries and veins and the heart acts as a pumping organ. Humans have a type of circulation called double circulation wherein the heart receives the blood twice to complete one full round of circulation. Double circulation comprises the pulmonary and systemic circuit.

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Define romantllism culture

Posted by Aparna Maurya 3 years ago

CBSE > Class 10 > Science

4 answers

Rajesh Gulati 3 years ago

The term “Romanticism” refers to this period of cultural shift and generally extends from the late eighteenth to the late nineteenth century. A new emphasis on the individual and the self led to suspicion of the restraints imposed by social institutions and an increased attention to the inner psychological life.

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Rajesh Gulati 3 years ago

It's romanticism

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Simran Yadav 3 years ago

Hii

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Aparna Maurya 3 years ago

In social science

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Potassium bromide+barium iodide--- potassium iodide+barium bromide

Posted by Bhardwaj Ji 3 years ago

CBSE > Class 10 > Science

3 answers

Akanshi Gupta 3 years ago

2KBr + BaCl2 = 2KI + BaBr2 Double Displacement Reaction

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Neeharika Kanna 3 years ago

2KBr+BaI2--->2kI+BaBr2

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Mohanraj Gunaseelan 3 years ago

Balance the equation

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Name a unsaturated cylic hydrocarbon

Posted by Dhruv Makkar 3 years ago

CBSE > Class 10 > Science

5 answers

Mohit Kumar 3 years ago

Benzene

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Simran Yadav 3 years ago

Benzene

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Akshyat Satapathy 3 years ago

If you want to know more then you can use no. of carbon atoms with cyclo alkene as CnH2n-2 and for cyclo alkyne as CnH2n-4

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Akshyat Satapathy 3 years ago

Bro you have only add a cylclo word in alkene and alkyne group that's all

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Heera Chauhan 3 years ago

Cyclopentene

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What is help in digestion of fats in small intestine

Posted by Sachin Gujjar Payla 3 years ago

CBSE > Class 10 > Science

5 answers

Anshika Singh 3 years ago

Lipase

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Akanshi Gupta 3 years ago

Bile juice secreated by Liver helps in the digestion of fats in small intestine.

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Anshika Singh 3 years ago

Bile

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Alisha Malik 3 years ago

Digestion of fats occurs in the small intestine .Fats are digested into fatty acids and glycerol by an enzyme is called liapse .Bile juice is secreted by the liver which help in the emulsification of fats.

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Pavan Nutalapati 3 years ago

Bile juice helps in the emulsification of fats. The section of pancreas is lipase which helps in the digestion of fats in small intestine.

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What is the function of aorta in heart

Posted by Ashish Yadav 3 years ago

CBSE > Class 10 > Science

3 answers

Simran Yadav 3 years ago

Supply oxygenated blood to our all parts of blood where it is needed.

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Alisha Malik 3 years ago

Supply oxygenated blood

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Alok Shakya 3 years ago

Supply oxygenated blood to different part of body

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A wire of resistance 4ohm is is stretched to triple its length. The new resistance is

Posted by Bhumi Gothwal 3 years ago

CBSE > Class 10 > Science

4 answers

Snehasish Shil 3 years ago

Hi👋

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Pooja Yadav 3 years ago

R = 4ohm = rho * L/A R'= rho * L'/A' ( L'*A' = L*A 3L*A' = L*A A' = A/3) Using this, R'= rho *3L/A/3 = 9 * (rho *L/A) = 9 * R = 9*4 = 36 ohm The resistance of new wire is 36 ohm

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Pavan Nutalapati 3 years ago

The resistence remains same because the wire of resistence 4 ohms is stretched but not got added by the same material

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Ashish Yadav 3 years ago

12ohm

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What is the function of kidney

Posted by Aniket Dubey 3 years ago

CBSE > Class 10 > Science

1 answers

Shubham Pathak 3 years ago

Kidney is a important organ of our body having a function of filtration of toxic or waste products of our body

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What are hormones ? , CH 7

Posted by Somaya Shalu 3 years ago

CBSE > Class 10 > Science

3 answers

Preeti Dabral 3 years ago

Hormones are chemical substances which are secreted from endocrine glands.

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Aniket Dubey 3 years ago

Hormones are your body's chemical messengers. They travel in your bloodstream to tissues or organs. They work slowly, over time, and affect many different processes, including: Growth and development. Metabolism - how your body gets energy from the foods you eat.okk

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𝕷𝖊𝖌𝖊𝖓𝖉 🏆 🍑 🎀 𝒜𝓁☯𝓃𝑒 𝑅𝒶𝓈𝒽𝒾 🎀 🍑 3 years ago

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Two pink colored flowers on crossing resulted in 1 red, 2 pink, and 1 white flower progeny. The nature of the cross will be a) self pollination b) double fertilisation c) no fertilisation

Posted by Pinki Gupta 3 years ago

CBSE > Class 10 > Science

2 answers

Reeta Rani 3 years ago

Self pollination

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Vineet Baghel 3 years ago

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One volt definition

Posted by Surya Sandeep 3 years ago

CBSE > Class 10 > Science

3 answers

Preeti Dabral 3 years ago

One Volt is defined as energy consumption of one joule per electric charge of one coulomb. 1V = 1J/C. One volt is equal to the current of 1 amp times the resistance of 1 ohm.

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Abhishek Sahu 3 years ago

One volt is define energy consumption of one tool for charge in one coulomb

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Aniket Dubey 3 years ago

One Volt is defined as energy consumption of one joule per electric charge of one coulomb. 1V = 1J/C. One volt is equal to the current of 1 amp times the resistance of 1 ohm.

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Four disadvantages of natural vegetative propagation

Posted by Sima Kumaris 3 years ago

CBSE > Class 10 > Science

1 answers

Preeti Dabral 3 years ago

Vegetative propagated plants are short lived, small compared to seed propagated plants.
No new varieties can be produced.
Skilled persons are required and often expensive compared to seed propagation.
More susceptible to diseases as the entire plant may get affected as there is no genetic variation.

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What is phototropism how does it occurs in plant

Posted by Sachin Sachin 3 years ago

CBSE > Class 10 > Science

3 answers

Mohit Kumar 3 years ago

Phototropism is the phenomenon of the pant to bend in the direction of light as we know shoots of plant always grow upward where as root grow downward.

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Reeta Rani 3 years ago

Phototropism is an tropism in which plant Bend towards the light it occur when auxins move to shaddy part of the or one side of the plant the bend towards the sun and thus cause one side direction growth

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Sachin Sachin 3 years ago

What is phototropism

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How is the *** determined of the child determined in human beings

Posted by Riya Chaudhary 3 years ago

CBSE > Class 10 > Science

2 answers

Reeta Rani 3 years ago

*** is determined by father chromosomes as if he x gets fuse with female x then it will be girl and if y did so it will be a boy

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Rovin Balu 3 years ago

XX chromosomes are create female reproduce system,XY chromosomes are male reproduce.These two are combined by X,Y.XX is zygote X is the common determination XY .XY,XX are combined to child determined in female reproduce system

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A lot of waste is generated in neighbourhood. However, almost all of it is boidegradeable. What impact will it have on the environment or human health?

Posted by Divya Singh 3 years ago

CBSE > Class 10 > Science

2 answers

Reeta Rani 3 years ago

Bro biodegradable waste generate harmfull gases like so2 and co and NH3 which is harmfull for uss

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Dhanisha Rathore 3 years ago

If all the waste generated would be biodegradable then this will also create a problem. As the numbers of decomposers will be quite low so wastes cannot be broken down into harmless simpler substance at the right time. It will become a breeding ground for flies causing the spread of diseases.

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How can you identify covalent bond?

Posted by Priya Kumari 3 years ago

CBSE > Class 10 > Science

1 answers

Rupali Shukla 3 years ago

When non metal react with non metal . Ex HCl - is a covalent compound Covalent bond are of three types single,double,triple - ane,ene,yne (alkane,alkene,alkyne ) In alkane 1 bond is present In alkene 2 bond is present In alkyne 3 bone is present

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If vitamins break down in our body not absorbed by our body what happens after it ?

Posted by Anushka Mishra 3 years ago

CBSE > Class 10 > Science

1 answers

Dhanisha Rathore 3 years ago

Any water-soluble vitamins unused by the body is primarily lost through urine

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What do you mean by Flemings right hand rule?

Posted by Baisnabi Agrawal 3 years ago

CBSE > Class 10 > Science

4 answers

Rudranshu Chauhan 3 years ago

It is out of syllabus

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Priya Kumari 3 years ago

If you strech your fore finger, middle finger and thumb of right hand perpendicular to each other in such away ... Fore finger is in direction of magnetic field,thumb is in the direction of motion of the conductor and middle finger will be in the direction of induced current.

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Ritwisha Chettri 3 years ago

It is a rule in which thumb gives the direction of force curling finger of magnetic field and middle finger of the current...

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Priya Kumari 3 years ago

Fleming right hand rule is used to find induced current.

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व्हाट इस केमिकल रिएक्शन

Posted by Dheeraj Babu 3 years ago

CBSE > Class 10 > Science