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Write a short note on cell wall according to class 9

Posted by Pawan Kumar 20 hours ago

3 answers

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Aryan Pawar 14 hours ago

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Vangala Sujatha 17 hours ago

Please say me the answer

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When is the displacement of a moving body negative? Illustrate it. Can the distance travelled by a body be negative?

Posted by Neha Kumari 4 days, 10 hours ago

CBSE > Class 09 > Science

1 answers

Mayank Tiwari 14 hours ago

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Why is diffusion important in cells ?

Posted by Bhumi Kalsan 4 days, 12 hours ago

CBSE > Class 09 > Science

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A bus starting from rest moves with a uniform acceleration of 0.1 m s-² for 2 minutes . Find (a) the speed acquired ,(b) the distance travelled.

Posted by Chinney Bhutia 5 days, 15 hours ago

CBSE > Class 09 > Science

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Two cars A and B race each other. The car A ran for 2 minute at a speed of 7.5km/h, slept for 56 minute and again ran for 2 min at a speed of 7.5km/h. find the average speed of the car A in the race.

Posted by Shriya K S 6 days, 9 hours ago

CBSE > Class 09 > Science

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Differences between metal, metalloids and non metals

Posted by Laya C.J 6 days, 14 hours ago

CBSE > Class 09 > Science

2 answers

Putta Thrishitha 4 days, 14 hours ago

Metals have the prope rties are 1.malleability 2.ductility 3.conductivity 4.luster non metals doesn't have this type of properties

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Shashwat Gupta 6 days, 11 hours ago

Metal - Most metal have a shiny metals metallic Metalloids and non metalloids-a metalloids and metalloids is a type of chemical non metal-is called highest chemical element of light non metal LIC

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Nervous tissue is not found in

Posted by Sanjana Pandey 6 days, 22 hours ago

CBSE > Class 09 > Science

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Why our body becomes hydrate

Posted by Prince Yadav 6 days, 22 hours ago

CBSE > Class 09 > Science

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Sanjana Pandey 6 days, 22 hours ago

to regulate body temperature, keep joints lubricated, prevent infections, deliver nutrients to cells, and keep organs functioning properly

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Posted by Kamna Rajput 1 week, 1 day ago

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Posted by Jharana Batriya Jharana Batriya 5 days, 13 hours ago

CBSE > Class 09 > Science

2 answers

Jharana Batriya Jharana Batriya 5 days, 19 hours ago

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Jharana Batriya Jharana Batriya 5 days, 19 hours ago

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50890452028 class 9 science chapter 5 cell basic unit of life PLZ ATTEMPT

Posted by Hency Modi 1 week, 3 days ago

CBSE > Class 09 > Science

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A car moving with a speed of 20 km per hour and stop at a gas station with the given speed 40 km per hour given the final time 2 hours to reach the gas station from initial point find the rate of change of vilocity of the car

Posted by Ishika Saha 1 week, 4 days ago

CBSE > Class 09 > Science

1 answers

Pushpendra Singh 5 days, 19 hours ago

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a bus decreases its speed from 80 km h to 60 km h in 5 s Find the acceleration of the bus.

Posted by Sanvi Sharma 1 week, 5 days ago

CBSE > Class 09 > Science

2 answers

Anjali Kumari Kumari 5 days, 19 hours ago

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Anjali Kumari Kumari 1 week, 4 days ago

First take 80 as initial and 60 as final then divide it with 5 . 20/5 will come then multiply 20/5 into 5/18 to convert it in m/sec you will get 10/9 which is equals to 1.11

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An object Travels along East a straight path with a speed of 36 km per hour for 10 seconds then it moves in a circular path of radius 21 m to complete half circle and 5 seconds then it moves along south for 10 m in 10 seconds find average velocity and average speed Total distance and total displacement of the object

Posted by Prachi Singh 1 week, 6 days ago

CBSE > Class 09 > Science

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Cell size, shape and number

Posted by Account Deleted 1 week, 6 days ago

CBSE > Class 09 > Science

2 answers

Avantika Deglure 6 days, 12 hours ago

0.2um to 18cm

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Himanshi Sharma 1 week, 5 days ago

Number is not confirmed Shape oval or wheel like structure Size some large and some medium

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ANSWER

Write an activity so that the particles of matter move

Posted by Naman Kandwal 2 weeks ago

CBSE > Class 09 > Science

0 answers

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Science ki definition

Posted by Palak Rajput 2 weeks, 1 day ago

CBSE > Class 09 > Science

3 answers

Shaik Imambee 5 days, 19 hours ago

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Apurva Chaudhary 1 week, 4 days ago

Matter is made up of tiny particles which are also known as Atoms

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Azra Ghazal 2 weeks, 1 day ago

What is atom

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Question 1. The grass looks green, papaya appears yellow. Which cell organelle is responsible for this?

Posted by Rishi Yadav 2 weeks, 2 days ago

CBSE > Class 09 > Science

0 answers

ANSWER

Ch-1 Matter in our surroundings

Posted by Udish Goyal 2 weeks, 3 days ago

CBSE > Class 09 > Science

1 answers

Gurvinder Kaur 1 week, 5 days ago

For any substance , why does the temperature remain constant during the change of state ?

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Who to make flow chart of the fundamental unit of life

Posted by Neha Yadav 2 weeks, 5 days ago

CBSE > Class 09 > Science

0 answers

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Difference between prokaryots and Eukaryots

Posted by Ayush Garg 2 weeks, 5 days ago

CBSE > Class 09 > Science

1 answers

Avantika Deglure 6 days, 12 hours ago

PROKARYOT Prokaryotic is not developed nucleus EUKARYOT EUKARYOTIC is developed nucleus

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A farmer moves along the boundary of a square field of side 10 m in 40 second what will be the magnitude of displacement of the permanent the end of 2 minutes 20 second from his initial position

Posted by Arpita Class 9 1 week, 3 days ago

CBSE > Class 09 > Science

0 answers

ANSWER

Activity 1.1 solution of ncert science class 9th

Posted by Tanuj Rai 2 weeks, 6 days ago

CBSE > Class 09 > Science

0 answers

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The smell of hot sizzling food reaches you several metres away. but to get the smell from cold food you have to go close.

Posted by Dipika Kumari 2 weeks, 6 days ago

CBSE > Class 09 > Science

1 answers

Shudhanshu Pandey 2 weeks, 4 days ago

Don't post personal information, mobile numbers and other details.
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ANSWER

Question and answer

Posted by Nandini Nandini A R 2 weeks, 6 days ago

CBSE > Class 09 > Science

0 answers

ANSWER

How to find proton. Electone.Atomic number.Electrone Dividing

Posted by Rakshana Rakshana 3 weeks, 1 day ago

CBSE > Class 09 > Science

0 answers

ANSWER

99543119493 challange for science (chemistry) ch 1 matter in our surroundings PLZ ATTEMPT

Posted by Hency Modi 3 weeks, 2 days ago

CBSE > Class 09 > Science

0 answers

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Notes on transport of gases and water through plasma membrane

Posted by Gauri Damodhar 3 weeks, 2 days ago

CBSE > Class 09 > Science

0 answers

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Name the 20 elements .

Posted by Nisha Bishnoi 3 weeks, 2 days ago

CBSE > Class 09 > Science

2 answers

Keerthana D.T 3 days, 22 hours ago

1 oxygen 2 Hydrogen 3 Calcium 4 Iron 5 copper 6 Aluminum 7 phosphorus 8 Potassium 9 Sulphur 10 Zinc 11 Carbon 12 Chloride 13 Magnesium 14 Silicon 15 Sodium 16 Nitrogen 17 Neon 18 Argon 19 Cobalt 20 Nickel

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Sakshi Thakur 2 weeks, 3 days ago

Name of elements are 1. Hydrogen (H) 2. Helium (He) 3. Lithium(Li) 4. Berrylium(Be) 5. Boron(B) 6. Carbon(C) 7. Nitrogen(N) 8. Oxygen(O) 9. Fluorine(F) 10. Neon(Ne) 11. Sodium(Na) 12. Magnesium(Mg) 13. Aluminium(Al) 14. Silicon(Si) 15. Phosphorus(P) 16. Sulfur (S) 17. Chlorine(Cl) 18. Argon(Ar) 19. Potassium(K) 20. Calcuim(Ca) 21. Scandium(Sc) 22. Titanium(Ti) 23. Vanadium(V) 24. Cromium(Cr) 25. Manganese(Mn) 26. Iron(Fe) 27. Cobalt(Co) 28. Nickel(Ni) 29. Copper(Cu) 30. Zinc(Zn) +10 in bonus from my side 👍✌️

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ANSWER

Which of the following is heterogeneous

Posted by Himanshu Bhai 3 weeks, 3 days ago

CBSE > Class 09 > Science