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daanish
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daanish
Asked: July 12, 2021In: Class 10 Science

Given below is the list of vegetables are available vegetables in the market. Select from these the two vegetables having homologous structures:- Potato, sweet potato, ginger, radish, tomato, carrot, okra (Lady’s finger)

CBSC Session 2022-23. Sample Papers of Class 10th, Science. NCERT Important Questions of Class 10th Science. NCERT Science Solutions of Class 10th. NCERT book extra Questions. CBSC Board and other State board. Important MCQ Science Questions of Class 10th.

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  • 1 1 Answer
  • 68 Views
  • 6 Votes
Answer
daanish
daanish
Asked: July 12, 2021In: Class 10 Science

A student was asked to observe and identify the various parts of an embryo of a red kidney bean seed. He identified the parts and listed them as under

CBSC Session 2022-23. Sample Papers of Class 10th, Science. NCERT Important Questions of Class 10th Science. NCERT Science Solutions of Class 10th. NCERT book extra Questions. CBSC Board and other State board.

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  • 1 1 Answer
  • 31 Views
  • 7 Votes
Answer
daanish
Poll
daanish
Asked: July 12, 2021In: Class 10 Science

A student takes about 4 mL of distilled water in four test tubes marked P, Q, R and S. He then dissolves in each test tube an equal amount of one salt in one test tube, namely, sodium sulphate in P potassium sulphate in Q, calcium sulphate in R and magnesium sulphate in S. After that he adds an equal amount of soap solution in each test tube. On shaking each of these test tubes well, he observes a good amount of lather (foam) in the test tubes marked.

CBSC Session 2022-23. Sample Papers of Class 10th, Science. NCERT Important Questions of Class 10th Science. NCERT Science Solutions of Class 10th. NCERT book extra Questions. CBSC Board and other State board. Important MCQ Science Questions of Class 10th.

. ncert book extra questionscbsc board and other state boardcbsc session 2021-22important mcq science questions of class 10thncert important questions of class 10th sciencencert science solutions of class 10thsample papers of class 10thscience
  • 1 1 Answer
  • 61 Views
  • 7 Votes
Answer
daanish
Poll
daanish
Asked: July 12, 2021In: Class 10 Science

While preparing soap a small quantity of common salt is generally added to the reaction mixture of vegetable oil and sodium hydroxide. Which one of the following may be the purpose of adding common salt?

CBSC Session 2022-23. Sample Papers of Class 10th, Science. NCERT Important Questions of Class 10th Science. NCERT Science Solutions of Class 10th. NCERT book extra Questions. CBSC Board and other State board. Important MCQ Science Questions of Class 10th.

. ncert book extra questionscbsc board and other state boardcbsc session 2021-22important mcq science questions of class 10thncert important questions of class 10th sciencencert science solutions of class 10thsample papers of class 10thscience
  • 1 1 Answer
  • 48 Views
  • 7 Votes
Answer
daanish
Poll
daanish
Asked: July 12, 2021In: Class 10 Science

While preparing soap, in a school laboratory, which one of the following is added with a vegetable oil:

CBSC Session 2022-23. Sample Papers of Class 10th, Science. NCERT Important Questions of Class 10th Science. NCERT Science Solutions of Class 10th. NCERT book extra Questions. CBSC Board and other State board. Important MCQ Science Questions of Class 10th.

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  • 1 1 Answer
  • 35 Views
  • 7 Votes
Answer
daanish
daanish
Asked: July 12, 2021In: Class 10 Science

Write the importance of ciliary muscles in the human eye. Name the defect of vision that arises due to gradual weakening of the ciliary muscles in old age. What type of lenses are required by the persons suffering from this defect to see the objects clearly?

CBSC Session 2022-23. Sample Papers of Class 10th, Science. NCERT Important Questions of Class 10th Science. NCERT Science Solutions of Class 10th. NCERT book extra Questions. CBSC Board and other State board.

. ncert book extra questionscbsc board and other state boardcbsc session 2021-22ncert important questions of class 10th sciencencert science solutions of class 10thsample papers of class 10thscience
  • 1 1 Answer
  • 47 Views
  • 7 Votes
Answer
Anonymous
Anonymous
Asked: July 11, 2021In: Class 10 Science

Write the number of covalent bonds in the molecule of ethane.

CBSC Session 2022-23. Sample Papers of Class 10th, Science. NCERT Important Questions of Class 10th Science. NCERT Science Solutions of Class 10th. NCERT book extra Questions. CBSC Board and other State board.

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  • 1 1 Answer
  • 39 Views
  • 7 Votes
Answer
daanish
daanish
Asked: July 11, 2021In: Class 10 Science

Name the life process of an organism that helps in the growth of its population.

CBSC Session 2022-23. Sample Papers of Class 10th, Science. NCERT Important Questions of Class 10th Science. NCERT Science Solutions of Class 10th. NCERT book extra Questions. CBSC Board and other State board.

. ncert book extra questionscbsc board and other state boardcbsc session 2021-22ncert important questions of class 10th sciencencert science solutions of class 10thsample papers of class 10thscience
  • 1 1 Answer
  • 52 Views
  • 7 Votes
Answer
daanish
daanish
Asked: July 11, 2021In: Class 10 Science

What will be the amount of energy available to the organisms of the 3rd trophic level of a food chain, if the energy available at the second ‘trophic level is 10,000 joules?

CBSC Session 2022-23. Sample Papers of Class 10th, Science. NCERT Important Questions of Class 10th Science. NCERT Science Solutions of Class 10th. NCERT book extra Questions. CBSC Board and other State board.

. ncert book extra questionscbsc board and other state boardcbsc session 2021-22ncert important questions of class 10th sciencencert science solutions of class 10thsample papers of class 10thscience
  • 1 1 Answer
  • 24 Views
  • 7 Votes
Answer
daanish
daanish
Asked: July 11, 2021In: Class 10 Science

List two main causes of the pollution of water of the river Ganga. State how pollution and contamination of river water prove harmful for the health of the people of neighbouring area.

CBSC Session 2022-23. Sample Papers of Class 10th, Science. NCERT Important Questions of Class 10th Science. NCERT Science Solutions of Class 10th. NCERT book extra Questions. CBSC Board and other State board.

. ncert book extra questionscbsc board and other state boardcbsc session 2021-22ncert important questions of class 10th sciencencert science solutions of class 10thsample papers of class 10thscience
  • 1 1 Answer
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  • 6 Votes
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