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

Double circulation of blood contains arteries and veins which contain blood, left atrium and left ventricle have oxygenate blood and right atrium and vertical have deoxygenated blood double circulation helps to seperate this blood through mixing and help to sent oxygen among all organs

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Aditya Choudhary 6 days ago

Double circulation of blood is useful to keep oxygenated and deoxygenated blood from mixing such separation allow a highly efficient supply of oxygen to the body. This is useful in human being

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Explain electrolysis of water with labelled diagram.

Posted by . M 6 days, 8 hours ago

CBSE > Class 10 > Science

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What is the role of the acid in a stomach

Posted by Zeenat Parween 6 days, 23 hours ago

CBSE > Class 10 > Science

4 answers

Ambika Sharma 3 days, 21 hours ago

Kill the germs

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Vaishnavi Sharma 4 days, 9 hours ago

Stomach contains hydrochloric acid (HCL) which helps in breakdown of food particles into simple substance also HCL helps to kill the bacteria among food particles

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Aditya Choudhary 6 days, 5 hours ago

The role of the acid in our stomach is that to break down of food into small to smaller parts and it do kills the bacteria that was inside food the acid name is( HCI) in our stomach the strongest acid is HCI

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Parth Jodhe 6 days, 22 hours ago

The role of HCl acid in the stomach is 1)Killing the harmful bacteria,germs 2) It creates an acidic environment in the stomach by reducing the pH, which is required for the activation of pepsinogen into pepsin.

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What is oxidation reaction.

Posted by Priya Singh 1 week ago

CBSE > Class 10 > Science

2 answers

Parth Jodhe 6 days, 22 hours ago

Oxidation: It is defined as the addition of oxygen to the substance or the removal of hydrogen from the substance. In electronic terms loss of electrons is called oxidation. For example; C ( s ) + O 2 ( g ) → CO 2 ( g ) Carbon Oxygen Carbon dioxide

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Priya Singh 6 days, 2 hours ago

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Which gas is usually liberated when an acid reacts with a metal? How will you test for the presence of this gas?

Posted by Prabha Gupta 1 week, 1 day ago

CBSE > Class 10 > Science

2 answers

Parth Jodhe 6 days, 22 hours ago

The gas will hydrogen when you bring candle near it. it will burn with a pop sound.

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Dharmesh Kumar Sahu 1 week ago

Hydrogen

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Please give me the important ques of chapter 15 and 6 of science

Posted by Arsh Kaur 1 week, 1 day ago

CBSE > Class 10 > Science

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वह मूर्ख है परन्तु उसे व्यवहारिक ज्ञान है | इस वाक्य को मिश्र वाक्य में बदलिए |

Posted by Jay Heer 1 week, 1 day ago

CBSE > Class 10 > Science

1 answers

Dharmesh Kumar Sahu 1 week ago

Yadi waha murkh hai toh usse vuawaharik gyaan nahi hai

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Define center of curvature radius of curvature and focal length

Posted by Pragyan Barman 1 week, 3 days ago

CBSE > Class 10 > Science

1 answers

Rajnath Yadav 1 week, 3 days ago

Center of curvature is the center of the sphere Radius of curvature is the radius of sphere The distance between pole and focus is called focal length

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C+O2 gives to

Posted by Arnav Mishra 1 week, 3 days ago

CBSE > Class 10 > Science

5 answers

Sara Kalam 1 week, 3 days ago

CO2 Carbon Dioxide

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Zarul Sharma 1 week, 3 days ago

CO2 carbon dioxide

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Aman Kumar 6 days, 1 hour ago

Don't post personal information, mobile numbers and other details.
Don't use this platform for chatting, social networking and making friends. This platform is meant only for asking subject specific and study related questions.
Be nice and polite and avoid rude and abusive language. Avoid inappropriate language and attention, vulgar terms and anything sexually suggestive. Avoid harassment and bullying.
Ask specific question which are clear and concise.

Remember the goal of this website is to share knowledge and learn from each other. Ask questions and help others by answering questions.

0Thank You

Jack R 1 week, 3 days ago

CO2

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Arnav Mishra 1 week, 3 days ago

Co2

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