Home
Class 10
BIOLOGY
When carrying out the strach test on a l...

When carrying out the strach test on a leaf, why is it important to boil the leaf in alcohol ?

A

to dissolve the waxy cyticle

B

to make the cells more permeable to iodine solution

C

to remove the chlorophyll

D

to stop chemical reactions in the cells

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • LIFE PROCESSES

    LAKHMIR SINGH & MANJIT KAUR|Exercise very short answer type question|1 Videos

  • LIFE PROCESSES

    LAKHMIR SINGH & MANJIT KAUR|Exercise short answer type question|3 Videos

  • LIFE PROCESSES

    LAKHMIR SINGH & MANJIT KAUR|Exercise question based on high order thinking skills|1 Videos

  • HOW DO ORGANISMS REPRODUCE

    LAKHMIR SINGH & MANJIT KAUR|Exercise QUESTIONS BASED ON HIGH ORDER THINKING SKILLS (HOTS)|27 Videos

  • MANAGEMENT OF NATURAL RESOURCES

    LAKHMIR SINGH & MANJIT KAUR|Exercise VALUE BASED QUESTIONS|25 Videos

Similar Questions

Explore conceptually related problems

Why do we use a water bath for boiling the leaf in alcohol ?

Widal test is carried out to test

Given below are the stpes to be followed for performing 'starch test' on a green leaf. (A) Boil the leaf in alcohol (B) Boil the leaf in water (C) Dip the leaf in iodine solution (D) Wash the leaf in water Which one of the following sequences should the students follow to get the correct result?

Widal Test is carried out to test :

In an experiment to test the presence of starch in a leaf, the leaf is boiled in alcohol for a few minutes using a water bath. This is an essential step in the experiment because alcohol:

LAKHMIR SINGH & MANJIT KAUR-LIFE PROCESSES-Exercise
  1. The correct order of steps occurring in nutrition in animals is :

    Text Solution

    |

  2. In human digestive system, the enzymes pepsin and trypsin are secreted...

    Text Solution

    |

  3. When carrying out the strach test on a leaf, why is it important to bo...

    Text Solution

    |

  4. Pancreatic juice contains enzymes which digest :

    Text Solution

    |

  5. Which of the following is the correct statement regarding bile ?

    Text Solution

    |

  6. Where are protein first digested in the alimentary canal ?

    Text Solution

    |

  7. The inner lining of stomach is protected by one of the following from ...

    Text Solution

    |

  8. Which part of alimentry canal receives bile from the liver?

    Text Solution

    |

  9. Which of the following component of our food is digested by an enzyme ...

    Text Solution

    |

  10. If the saliva is lacking in salivary amylase, then which of the follow...

    Text Solution

    |

  11. Which of the following are the correct functions to two components of ...

    Text Solution

    |

  12. The oxygen liberated during photosynthesis by green plants comes from ...

    Text Solution

    |

  13. Which of the following is an incorrect statement ?

    Text Solution

    |

  14. The internal energy (cellular energy) reserve in autotrophs is :

    Text Solution

    |

  15. Which of the following events does not occur in photosynthesis ?

    Text Solution

    |

  16. The opening and closing of the stomatal pores depends upon :

    Text Solution

    |

  17. Most of the plants obtain nitrogen from soil in the form of

    Text Solution

    |

  18. The first enzyme to mix with food in the digestive tract is:

    Text Solution

    |

  19. Which of the following is the correct statement ?

    Text Solution

    |

  20. In which of the groups of organisms the food material is broken down o...

    Text Solution

    |