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

Organisms reproduce for the continuation of life on earth. There are two ways in which organisms reproduce - 1) By Asexual Reproduction ( eg. Yeast, amoeba etc) 2) Sexual Reproduction ( eg. Humans, frogs etc)

2Thank You

ANSWER

Smitha placed a juice bottle in front of a convex mirror which has a focal length of 20cm . Where is the image likely to form ?

Posted by Atmika S 4 years, 4 months ago

CBSE > Class 10 > Science

1 answers

Pallerla Santhosh 4 years, 4 months ago

Between pole and focus the image forms

0Thank You

ANSWER

Assertion: Human being has a complex respiratory system. Reason: Human skin is impermeable to gases (a) Both the Assertion and the Reason are correct and the Reason is the correct explanation of the Assertion. (b) The Assertion and the Reason are correct but the Reason is not the correct explanation of the Assertion. (c) Assertion is true but the Reason is false. (d) The statement of the Assertion is false but the Reason is true.

Posted by Ankit Kumar 4 years, 4 months ago

CBSE > Class 10 > Science

2 answers

Sarita Panda 4 years, 4 months ago

1Thank You

Pulkit S/O Anil Bhaira 4 years, 4 months ago

C option as the it would take much time for gases to get transported by diffusion

0Thank You

ANSWER

WHAT ARE THE CHANGES OCCUR AFTER A CHEMICAL REACTION PLZ ANSWER??

Posted by Pramod Sudarshan Chavan 4 years, 4 months ago

CBSE > Class 10 > Science

3 answers

Mohit Chauhan 4 years, 3 months ago

1.Change in colour,2. Change in temperature 3.change in state 4. Evolution of Gas. These are four changes that occur after chemical reactiona.

1Thank You

Pranay Shrivastava 4 years, 4 months ago

Physical and chemical xhange

0Thank You

Pallerla Santhosh 4 years, 4 months ago

1 the physical properties of substance changes 2 the chemical formula also changes

0Thank You

ANSWER

ʷʰʸ ˢʰᵒᵘˡᵈ ᵃ ᵐᵃᵍⁿᵉˢⁱᵘᵐ ʳⁱᵇᵇᵒⁿ ᵇᵉ ᶜˡᵉᵃⁿᵉᵈ ᵇᵉᶠᵒʳᵉ ᵇᵘʳⁿⁱⁿᵍ ⁱⁿ ᵃⁱʳ

Posted by Aditya Maurya 4 years, 4 months ago

CBSE > Class 10 > Science

3 answers

Md Aftab Alam 4 years, 3 months ago

Magnesium ribbon be cleaned before burning in air to remove the impurities and magnesium oxide layer present in the surface.

0Thank You

Pallerla Santhosh 4 years, 4 months ago

Because it consist of layer of magnesium carbonatr

0Thank You

Samsoon Abhy 4 years, 4 months ago

Magnesium ribbon will remove the oxide layer from its surface

0Thank You

ANSWER

Name a neurotransmitter.

Posted by Pulkit S/O Anil Bhaira 4 years, 4 months ago

CBSE > Class 10 > Science

1 answers

A M 4 years, 3 months ago

a chemical substance which is released at the end of a nerve fibre by the arrival of a nerve impulse and, by diffusing across the synapse or junction, effects the transfer of the impulse to another nerve fibre, a muscle fibre, or some other structure.

0Thank You

ANSWER

Which hormone functions opposite to cytokinin ?

Posted by Pulkit S/O Anil Bhaira 4 years, 4 months ago

CBSE > Class 10 > Science

1 answers

Pramod Sudarshan Chavan 4 years, 4 months ago

Absicics acid✊

1Thank You

ANSWER

Why is the use of iodised salt adivisible

Posted by Jeny James 4 years, 4 months ago

CBSE > Class 10 > Science

1 answers

User ....???.... 4 years, 4 months ago

Iodine is essential for brain development. Deficiency of iodine causes goitre. Therefore, it is advisable to use iodised salt.

0Thank You

ANSWER

State the importance of balance chemical equations

Posted by Komal Thakor 4 years, 4 months ago

CBSE > Class 10 > Science

1 answers

Sarita Panda 4 years, 4 months ago

To maitain the law of conservation of mass

0Thank You

ANSWER

One day Rajesh was going to his office in his car. While driving his car he saw another car behind him through his rear view mirror as shown in the figure.He saw that the car coming from behind was at a distance of 4.5 metre. If the radius of curvature of the mirror used as a rear view mirror in a moving car was 2.0metre. Calculate the position of the image of the car behind him.

Posted by Yashshvi Shekhawat 4 years, 4 months ago

CBSE > Class 10 > Science

2 answers

Sia ? 4 years, 4 months ago

1Thank You

Yashshvi Shekhawat 4 years, 4 months ago

But here u=4.5 metre.

0Thank You

ANSWER

Example of people's participation for conservation of natural resources at least 10 example people with name their pictures and contribution

Posted by Bhumika Yadav 4 years, 4 months ago

CBSE > Class 10 > Science

0 answers

ANSWER

Psychology of human project report

Posted by Aakriti Raturi 4 years, 4 months ago

CBSE > Class 10 > Science

0 answers

ANSWER

Why a school bus is yellow in colour

Posted by Kartikeya Srivastav 4 years, 4 months ago

CBSE > Class 10 > Science

3 answers

Rashi .. 4 years, 4 months ago

Colours play a major role in day to day life. The wavelength and frequency of colour define its characteristics and its use in the human life. For instance, why red is used for danger or stop signal in the traffic light, why the sky looks blue and why school buses are painted yellow.

1Thank You

Aman Kumar Yadav 4 years, 4 months ago

Because of its wavelength and it's scattered minimum

3Thank You

Sathana Navaneetha Krishnan 4 years, 4 months ago

Because it foggy climate the yellow colour is bright that prevents accidents.

3Thank You

ANSWER

Write all the possible isomers of c7h16

Posted by Dhruv Suthar 4 years, 4 months ago

CBSE > Class 10 > Science

0 answers

ANSWER

Identify the oxidation reaction, reduction reaction, the oxidant and reductant in the following reaction MnO2 + HCl -------------- MnCl2 + Cl2 + H2O

Posted by Venkateswarlu Dowpati 4 years, 4 months ago

CBSE > Class 10 > Science

0 answers

ANSWER

Which is the purist allotrope of carbon

Posted by Samari Reang 4 years, 4 months ago

CBSE > Class 10 > Science

0 answers

ANSWER

When will live and interactive class will start by mycbseguide app?

Posted by Mohit Chauhan 4 years, 4 months ago

CBSE > Class 10 > Science

2 answers

Mohit Chauhan 4 years, 4 months ago

What ?

0Thank You

Shreya Pandey 4 years, 4 months ago

Yed

0Thank You

ANSWER

Kya continued ni ho skta h

Posted by Sneha Shiny 4 years, 4 months ago

CBSE > Class 10 > Science

1 answers

Ranjan Kumar Bipran 4 years, 4 months ago

Hmm

3Thank You

ANSWER

Mai ques ka ans deti hu or dene ka mn hota h to fir se start krna pdta h

Posted by Sneha Shiny 3 years, 11 months ago

CBSE > Class 10 > Science

0 answers

ANSWER

Koi mera help kro plzz Isme online test wala option h to

Posted by Sneha Shiny 4 years, 4 months ago

CBSE > Class 10 > Science

2 answers

Sneha Shiny 4 years, 3 months ago

No chahiye mera phle tum do

0Thank You

Pramod Sudarshan Chavan 4 years, 3 months ago

Tumhara number doo

0Thank You

ANSWER

How is marks distributed in a 5 marks question of biology class 10

Posted by Chandan Sahoo 4 years, 4 months ago

CBSE > Class 10 > Science

0 answers

ANSWER

Why environment Play vitale role in chemical reaction with example??

Posted by Ayush Kumar 4 years, 4 months ago

CBSE > Class 10 > Science

0 answers

ANSWER

the rate of respiration is higher than the rate of photosynthesis then the plant will be

Posted by Khushi Gupta 4 years, 4 months ago

CBSE > Class 10 > Science

0 answers

ANSWER

Electricity kind se quantity hai scaler ya vector

Posted by Aman Kumar Yadav 4 years, 4 months ago

CBSE > Class 10 > Science

3 answers

Ranjan Kumar Bipran 4 years, 4 months ago

Bsdki scalar

1Thank You

Mukul Kumar 😎 4 years, 4 months ago

It's scalar quantity

1Thank You

Pankaj Rai 4 years, 4 months ago

It is a tensor quantity

1Thank You

ANSWER

Which quantity is electicity

Posted by Aman Kumar Yadav 4 years, 4 months ago

CBSE > Class 10 > Science

5 answers

User ....???.... 4 years, 4 months ago

Electricity is a scalar quantity

0Thank You

Mukul Kumar 😎 4 years, 4 months ago

Because it doesn't follow the vector law

0Thank You

Mukul Kumar 😎 4 years, 4 months ago

Scalar

0Thank You

Aman Kumar Yadav 4 years, 4 months ago

Means kon se quantity hai scalar ya vector

0Thank You

Devansh Gupta 4 years, 4 months ago

What did you mean

0Thank You

ANSWER

. What is the nature of the image formed by a concave mirror if the magnification produced by the mirror is -0.75?

Posted by Sumit And Vaishali Gahlot 4 years, 4 months ago

CBSE > Class 10 > Science

1 answers

Shahil Kumar 4 years, 4 months ago

Real, inverted

0Thank You

ANSWER

I want MCQ of chapter life process

Posted by Yash Jain 4 years, 4 months ago

CBSE > Class 10 > Science

3 answers

Akshad Lahoti 4 years, 4 months ago

You can find anywhere on google

0Thank You

Deepakshi Kabra 4 years, 4 months ago

https://www.learncbse.in/mcq-questions-for-class-10-science-life-process-with-answers/ Go through this link!

1Thank You

Arpit Kashyap 4 years, 4 months ago

I will send. Please tell your email or WhatsApp number

0Thank You

ANSWER

What do we mean by hydrolysis?

Posted by Varsha Sharma 4 years, 4 months ago

CBSE > Class 10 > Science

5 answers

Sunidhi Kumari 4 years, 4 months ago

Is you satisfied by my answer ??

0Thank You

Sunidhi Kumari 4 years, 4 months ago

Hydolysis is a procces in which Molecule of water H2O dipplits into Hydogen(H2) and Oxygen(O2) in the presence of sunlight (transpiration) to combine with Carbon Dioxide(CO2) and hence through this it's make own food. (Glucose; C6H12O6). In Plants Step-1: H2O gets from roots of plants. Step-2: H2O gets dipplits into H2 or O2. Step-3: O2 makes waste product(diffuses into atmosphere) and H2 gets react with CO2(taken from atmosphere) to make Glucose C6H12O6. After balancing the formula :- 6H2O+6CO2---->Chlorophyll in the presence of Sunlight---->C6H12O6+6O2. ??

0Thank You

Akshad Lahoti 4 years, 4 months ago

The chemical process which simply men the breakdown of water.

0Thank You

A Anand 4 years, 4 months ago

Break down of water

0Thank You

Anu Bhadouria 4 years, 4 months ago

Hydrolysis is any chemical reaction in which a molecule of water breaks one or more chemical bonds.

0Thank You

ANSWER