Home
Class 11
BIOLOGY
Test for Starch : Add a few drops of io...

Test for Starch : Add a few drops of iodine to the given warm food sample. If any starch is present in the given food sample it will change the colour of the iodine from brown to blue -black.

Promotional Banner

Topper's Solved these Questions

  • DIGESTION AND ABSORPTION

    FULL MARKS|Exercise ENTRANCE EXAMINATION QUESTIONS SOLVED (Choose the correct answer:)|75 Videos

  • DIGESTION AND ABSORPTION

    FULL MARKS|Exercise ADDITIONAL QUESTIONS SOLVED ( I. Multiple Choice Questions Choose the correct answer:)|33 Videos

  • DIGESTION AND ABSORPTION

    FULL MARKS|Exercise IN-TEXT QUESTIONS SOLVED|4 Videos

  • CHEMICAL COORDINATION AND INTEGRATION

    FULL MARKS|Exercise Additional Questions Solved III ( Answer the following questions:)|28 Videos

  • EXAMINATION QUESTION PAPER - JUNE 2019

    FULL MARKS|Exercise Bio - Zoology (PART - IV)|4 Videos

Similar Questions

Explore conceptually related problems

How will you identify the presence of starch in a food sample.

Test for glucose: Mix the given food sample with 3 mL of water in a test tubes. Shake the mixture, and then add a few drops of Benedict's solution. Keep the test tube in a water bath and heat carefully. If glucose is present, the colour of the solution will change from blue 10 green to brick red depending upon the amount of glucose.

Read the given statements and select the correct option regarding this. (i) Ecosystem services provided by nature to human beings such as oxygen for respiration, asesthetic value, etc. (ii) Direct economic benefits derived from nature by human beings such as food, medicine, etc. (iii) Every species has an intrinsic value, even if it is not of any economic use to us. With respect to above give codes (i), (ii) and (iii) choose the correct option.