CBSE > Class 09 > Science | CBSE Board | Homework Help

Lysosomes are Also called the suicidal bag because they have a special type of enzyme that has the ability to eat own cell , when the cell not works properly or the cell not function and get old

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Ankit Kumar 1 year, 1 month ago

Lysosome

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Munazzama Dheriwala 1 year, 1 month ago

Lysosomes are called suicide nags

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Ambika Sharma 1 year, 1 month ago

Lysosomes are called "suicide bags" of the cell because they have hydrolytic enzymes stored in them. These enzymes are used to digest complex molecules in a cell. When released into the cytoplasm, these enzymes can "digest" or destroy the cell itself. Therefore, they are called "suicide bags.

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Rab Bit 1 year, 1 month ago

Leucoplast

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If any person drinks salty water what will happen to it and why

Posted by Aryan Sharma 1 year, 1 month ago

CBSE > Class 09 > Science

3 answers

Ambika Sharma 1 year, 1 month ago

If any person drank salt water, the salt water would get absorbed into your blood along with the water

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Darshan Gaikwad 1 year, 1 month ago

He will turn into dinosaur and pee on your face

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Shrishti Purohit 1 year, 1 month ago

The person will feel salty in mouth

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ANSWER

When a rubber ball is applied force which type of force is applied

Posted by Janvi Bhuptani 1 year, 1 month ago

CBSE > Class 09 > Science

2 answers

Ambika Sharma 1 year, 1 month ago

Balanced force

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Darshan Gaikwad 1 year, 1 month ago

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ANSWER

Which is the suciadial bag

Posted by Shorya Gupta 1 year, 1 month ago

CBSE > Class 09 > Science

5 answers

Aryan Sharma 1 year, 1 month ago

Lysosomes

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Janvi Bhuptani 1 year, 1 month ago

Lysosome

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Rounak Raj 1 year, 1 month ago

Lysosome

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Pranshi Dale 1 year, 1 month ago

Lysosome

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Shorya Gupta 1 year, 1 month ago

Please

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You are given two samples of lemon water and perfume/body spray. List the differences you observe in these samples?

Posted by Asmita Mishra 1 year, 1 month ago

CBSE > Class 09 > Science

2 answers

Asmita Mishra 1 year ago

😆😆😆

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Darshan Gaikwad 1 year, 1 month ago

Both are tasty

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ANSWER

A stone is thrown in a vertically upward direction with a velocity of

Posted by Balram Pandey 1 year, 1 month ago

CBSE > Class 09 > Science

3 answers

Manav Manav 1 year, 1 month ago

A stone is thrown in a vertically upward direction with a velocity then its velocity is continuously decreased.

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Amrita Chauhan 1 year, 1 month ago

5 m/s kaise hoga

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Ambika Sharma 1 year, 1 month ago

A stone is thrown in a vertically upward direction with a velocity of 5 ms-1

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Difference between molecules electrons neutrons and extra

Posted by K . Mohammed Abrar K . Mohammed Abrar 1 year, 1 month ago

CBSE > Class 09 > Science

1 answers

Darshan Gaikwad 1 year, 1 month ago

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ANSWER

How to diffrenciate between speed and velocity

Posted by Angela Sherpa 1 year, 1 month ago

CBSE > Class 09 > Science

2 answers

Ansh Yadav 1 year ago

Speed define as distance upon time And velocity define as the rate of change of time

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Pragya Kumari 1 year, 1 month ago

Speed- :Speed is defined as distance distance by time. :speed is scalar quantity. : speed can't be zero. Velocity- :velocity defined as displacement by time. :velocity is vector quantity. :velocity can be zero positive and negative .. I hope this answer will be helpful for you

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As per the law of definite proportion, carbon and oxygen combine in the ratio of 3:8 . Compute the mass of oxygen gas that would be required to react completely with 6g of carbon.

Posted by Ayush Sahu 1 year, 1 month ago

CBSE > Class 09 > Science

1 answers

Rajnish Upadhyay 1 year, 1 month ago

in carbon dioxide, the ratio of mass of carbon to oxygen is 3 : 8. Therefore, 16g of oxygen is required to completely react with 6 gram of carbon.

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ANSWER

How the muscles perform its functioning

Posted by Rubalpreet Kaur 1 year, 1 month ago

CBSE > Class 09 > Science

2 answers

Rajnish Upadhyay 1 year, 1 month ago

Muscles have a range of functions from pumping blood and supporting movement to lifting heavy weights or giving birth. Muscles work by either contracting or relaxing to cause movement

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Rubalpreet Kaur 1 year, 1 month ago

How the muscles perform its functioning

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ANSWER

why desert cooler works better on a hot and dry day

Posted by Aditya Rathi 1 year, 1 month ago

CBSE > Class 09 > Science

2 answers

Rajnish Upadhyay 1 year, 1 month ago

on a hot dry day temperature is high and humidity is less which helps in better evaporation

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Gaurav Tiwari 1 year, 1 month ago

Desert cooler work better on hot day because the rate of evaporation is high which effect colling

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ANSWER

A bullet of mass 20g is fired from a gun of mass 10g. If the velocity of the bullet is 200m/s. Find the velocity of the recoiling of the gun

Posted by Somya Singh 1 year, 1 month ago

CBSE > Class 09 > Science

0 answers

ANSWER

Ch 11 work and energy notes

Posted by Chirag Dhaka 1 year, 1 month ago

CBSE > Class 09 > Science

1 answers

Sarthak Yadav 1 year, 1 month ago

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If each new generation is to be the combination of the dna copies from 2 pre existing individuals then each new generation will end up having twice the amount of dna that the previous generation had this is likely to mess up the control of the cellular apparatus by the dna Explain in simple language

Posted by Komal Mayavanshi 1 year, 1 month ago

CBSE > Class 09 > Science

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ANSWER

Posted by Komal Mayavanshi 1 year, 1 month ago

CBSE > Class 09 > Science

0 answers

ANSWER

Calculate the number of moles in 17g of hydrogen peroxide (H²O²)

Posted by Anyang Gogoi 1 year, 1 month ago

CBSE > Class 09 > Science

0 answers

ANSWER

If more forces required to bring a body into your unit acceleration the body has _____ mass

Posted by Monika Singla 1 year, 1 month ago

CBSE > Class 09 > Science

2 answers

Hunar Jain 1 year, 1 month ago

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Tanishq Rattanpal 1 year, 1 month ago

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ANSWER

What are electrons

Posted by Garima Gawadiya 1 year, 1 month ago

CBSE > Class 09 > Science

2 answers

Anyang Gogoi 1 year, 1 month ago

Electron are negatively charged . The mass of the electron is about 1/2000 times the mass of an hydrogen atom .

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Chandra Kala 1 year, 1 month ago

Negative charged and revolve around nucleus of an atom

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ANSWER

Science syabus

Posted by Rounak Roy 1 year, 2 months ago

CBSE > Class 09 > Science

3 answers

Abhinav Gupta 1 year, 1 month ago

Ch 1'2'3'4'5'6'7'8'9

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Pankaj Yadav 1 year, 1 month ago

Matter is all around us

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Prish Pandey 1 year, 1 month ago

What is matter

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ANSWER

Dry ice is kept at room temperature and at atmospheric pressure

Posted by Gopa Anandkari 1 year, 2 months ago

CBSE > Class 09 > Science

2 answers

Anyang Gogoi 1 year, 1 month ago

Then the atmospheric pressure will be decrease

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V.Vicknesh Adaikalam V.Vicknesh Adaikalam 1 year, 2 months ago

Ice is kept on atmospheric temperature.

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ANSWER

WHAT IS INTERITA

Posted by Saransh Aggarwal 1 year, 2 months ago

CBSE > Class 09 > Science

5 answers

Pragya Kumari 1 year, 1 month ago

Inertia is a tendency to oppose the object to change it's state

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Jinaa .A 1 year, 1 month ago

The tendency of an natural object that is said to be at rest or in a moving velocity is called inertia. The first law of motion is also called as the law of inertia.

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🩷 🌼 1 year, 2 months ago

HW many of u have completed ur maths half yearly exam

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Sanidhya Agarwal 1 year, 2 months ago

the tendancy of an object to resist and remain in its current state when external force applied

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Sagnik Roy 1 year, 2 months ago

Substance in nature

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ANSWER

What is force?🤔🤔

Posted by Sudipta Dey 1 year, 2 months ago

CBSE > Class 09 > Science

5 answers

Rakesh Kumar 1 year, 2 months ago

Push or pull is called force

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Shreya Pandey 1 year, 2 months ago

A push or pull of any object is called force

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Chandra Kala 1 year, 2 months ago

A push or a pull

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Mahi Tomar 1 year, 2 months ago

A push or a pull on a body by an object is called force Like ex .. Ur pushing a object 💃🌑 like this it is force Hope it's help u ❤️

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Deepak Kumar 1 year, 2 months ago

A push or pull on a body is called force

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The mas of 50 kg is attracted towards 40 kg lying at a distance of 2m with a force of 3.34×10‐⁸

Posted by Abha Maurya 1 year, 2 months ago

CBSE > Class 09 > Science

1 answers

Krishna Gamer 1 year, 2 months ago

Class 9 syllabus science chapter

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ANSWER

Chapter7 motion Activity 7.3

Posted by Vijaykumar Selvi 1 year, 2 months ago

CBSE > Class 09 > Science

1 answers

Arman 😚😂🤭😆 1 year, 2 months ago

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

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ANSWER

Which is the pigment present in blood ??

Posted by Ayush Pandey 1 year, 2 months ago

CBSE > Class 09 > Science

5 answers

Sakshi Anand 1 year, 2 months ago

Haemoglobin

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Mehul Kaur Kohli 1 year, 2 months ago

Hemoglobin

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Rohan Samantara 1 year, 2 months ago

Hemoglobin

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Rahmat Javed 1 year, 2 months ago

Haemoglobin

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Sachit Singhal 1 year, 2 months ago

Hemoglobin

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A ball starts from rest and Rolls down 16 m down and inclined plane in 4 second (i) what is the acceleration of the ball ? (ii) what is the velocity of the ball at the bottom of the inclined plane ?

Posted by Anu Kumari 1 year, 2 months ago

CBSE > Class 09 > Science

1 answers

Mahi Tomar 1 year, 2 months ago

U = 0 m/s V = 16 m/s T = 4s Find acceleration :- . A = v-u/t = 16-0/4 = 16/4 = 4m/s–² Acceleration we have find ♥️ Average velocity find :- V= intial + final/2 = 0+16/2 =8m ans I hope it's help ❤️

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ANSWER

Relation between work and energy

Posted by Sangeeta Srivastava 1 year, 2 months ago

CBSE > Class 09 > Science