Sign Up

Captcha Click on image to update the captcha.

Have an account? Sign In Now

Sign In

Captcha Click on image to update the captcha.

Forgot Password?

Don't have account, Sign Up Here

Forgot Password

Lost your password? Please enter your email address. You will receive a link and will create a new password via email.

Captcha Click on image to update the captcha.

Have an account? Sign In Now

You must login to ask question.

Captcha Click on image to update the captcha.

Forgot Password?

Need An Account, Sign Up Here
Sign InSign Up

Tiwari Academy Discussion

Tiwari Academy Discussion Logo Tiwari Academy Discussion Logo

Tiwari Academy Discussion Navigation

  • NCERT Solutions
  • NCERT Books
  • CBSE Syllabus
  • Tutors
Search
Ask A Question

Mobile menu

Close
Ask a Question
  • NCERT Solutions
  • NCERT Books
  • CBSE Syllabus
  • Tutors
Home/class 10 science mcq solutions/Page 30

Tiwari Academy Discussion Latest Questions

Sachdeva
Poll
Sachdeva
Asked: December 1, 2021In: Class 10 Science

Name the chemicals used in acid fire extinguisher when it is used?

The chemicals used in soda acid fire extinguisher as sodium hydrogen carbonate and sulfuric acid. The gas evolved when the two reactants react is carbon dioxide which is used for extinguishing electrical fires. Reaction will be between two chemicals are:

class 10 science mcq solutionsclass 10th science cbsc sample paper
  • 1 1 Answer
  • 3 Views
  • 2 Votes
Answer
Shobha Tripathi
Poll
Shobha Tripathi
Asked: December 1, 2021In: Class 10 Science

The apparent depth of the fish in water is:

As light travels from a denser medium water to a rarer medium air, the light rays undergo refraction and bend away from the normal. To an observer the position of fish in water appears to be raised as shown in ...

class 10 science mcq solutionsclass 10th science cbsc sample paper
  • 1 1 Answer
  • 5 Views
  • 2 Votes
Answer
Ravindra
Poll
Ravindra
Asked: December 1, 2021In: Class 10 Science

The excretory system of human beings includes

The human excretory system consists of a pair of Kidneys, a pair of ureters, urinary bladder and urethra.

class 10 science mcq solutionsclass 10th science cbsc sample paper
  • 1 1 Answer
  • 4 Views
  • 2 Votes
Answer
Radhika
Poll
Radhika
Asked: December 1, 2021In: Class 10 Science

Dilute hydrochloric acid is added to granulated zinc taken in a test tube. The following observation are recorded. Point out the correct observation:

The chemical reaction between dilute hydrochloric acid and granulated zinc is represented as: Zn + 2HCl → ZnCl₂ + H₂ ↑ The product zinc chloride, does not turn the reaction milky. Hydrogen gas evolved is colourless and odourless and ...

class 10 science mcq solutionsclass 10th science cbsc sample paper
  • 1 1 Answer
  • 5 Views
  • 2 Votes
Answer
Ravi hoda
Poll
Ravi hoda
Asked: December 1, 2021In: Class 10 Science

In which of the following chemical equations, the abbreviation represents the correct states of the reactants and products involved at reaction temperature?

When Ammonium hydroxide solution is added to aluminium chloride solution, a white precipitate of aluminium Hydroxide is formed along with ammonium chloride solution.

class 10 science mcq solutionsclass 10th science cbsc sample paper
  • 1 1 Answer
  • 3 Views
  • 2 Votes
Answer
Sachdeva
Poll
Sachdeva
Asked: December 1, 2021In: Class 10 Science

Which of the following statement is correct for the water with detergent dissolved in it?

As detergent are basic in nature, the concentration of Hydroxide ions will be high and concentration of hydronium Ions will be less. [Note: When bases are dissolved in water they dissociate into Hydroxide ions]

class 10 science mcq solutionsclass 10th science cbsc sample paper
  • 1 1 Answer
  • 10 Views
  • 2 Votes
Answer
Sachdeva
Poll
Sachdeva
Asked: December 1, 2021In: Class 10 Science

What is the pH value of saliva after meal?

The pH value of saliva after meal is around 5.8 due to the increased activity of bacteria on the food that we eat at any time.

class 10 science mcq solutionsclass 10th science cbsc sample paper
  • 1 1 Answer
  • 4 Views
  • 2 Votes
Answer
1 … 29 30

Sidebar

Ask A Question

Subscribe

  • Popular
  • Answers
  • Mrinal Garg

    Which is the best website providing NCERT Solutions?

    • 96 Answers
  • Amit Sharma

    What would be the CBSE Exam 2020-2021 Date Sheet for ...

    • 26 Answers
  • Richa

    NCERT Books

    • 24 Answers
  • Nitin 44

    पुराने सिक्के खरीदने वाले के व्हाट्सएप नंबर क्या है?

    • 19 Answers
  • manishq1

    Where can I get NCERT books in PDF format?

    • 18 Answers
  • Nupurtewatia
    Nupurtewatia added an answer Non – plan expenditure refers to the expenditure of the… April 6, 2022 at 5:10 am
  • MadhuPandeikar
    MadhuPandeikar added an answer It happens when one firm is not efficient, say, because… April 6, 2022 at 5:10 am
  • MadhuPandeikar
    MadhuPandeikar added an answer This Third option is correct one. (iii) MC curve cuts… April 6, 2022 at 5:10 am
  • MadhuPandeikar
    MadhuPandeikar added an answer I saw the question is there in NCERT solution for… April 6, 2022 at 5:10 am
  • AnkitaVerma
    AnkitaVerma added an answer Fiduciary money is accepted as money in the basis of… April 6, 2022 at 4:28 am

Explore

  • Home
  • Questions

Footer

© 2021 Tiwari Academy. All Rights Reserved
With Develop by IMMWIT Pvt. Ltd..