Home
Class 11
BIOLOGY
A few drops of sap were collected by cut...

A few drops of sap were collected by cutting across a plant stem by a suitable method. The sap was tested chemically. Which one of the following test results indicates that it is phloem sap ?

A

Acidic

B

Alkaline

C

Low refractive index

D

Absence of sugar

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • TEST PAPER

    NCERT FINGERTIPS|Exercise Test Paper 2|50 Videos

  • STRUCTURAL ORGANISATION IN ANIMALS

    NCERT FINGERTIPS|Exercise Structural Organisation In Animals|129 Videos

  • THE LIVING WORLD

    NCERT FINGERTIPS|Exercise The Living World|130 Videos

Similar Questions

Explore conceptually related problems

Which one of the following indicates that a diagnostic test is valid?

Which one of the following features is an indication for modification of stem of a plant?

A flame test was performed to confirm the identity of a metal ion in solution. The result was a green flame. Which of the following metal ions is indicated?

A student took solution X in a test -tube and added a few drops of universal indicator to it. The solution turned blue. On addind another solution Y to this test tube drop wise, the colour of solution changed to green. When a yet another solution Z was added the solution turned yellow. Which of the following gives the correct conclusion of the student?

A student was asked to test an unknown colourless solution with an indicator. When he added a few drops of phenolphthalein indicator, the solution turned pink. Which one of the following chemicals should be added in excess so as to obtain the colourless solution again?

Which one among the following chemical tests is used to distinguish monosaccharide from disaccharide ?

NCERT FINGERTIPS-TEST PAPER-Test Paper 3
  1. In cyathium inflorescence

    Text Solution

    |

  2. Which one of the following is not correct ?

    Text Solution

    |

  3. A few drops of sap were collected by cutting across a plant stem by a ...

    Text Solution

    |

  4. Cell A and cell B are adjacent plant cells. In cell A Psi(s)=-20 bars ...

    Text Solution

    |

  5. Refer to the given flow chart regarding classification of Kingdom Anim...

    Text Solution

    |

  6. With reference to factors affecting the rate of photosynthesis, which ...

    Text Solution

    |

  7. Which statement is wrong for Krebs' cycle ?

    Text Solution

    |

  8. Match column I with column II for housefly classification and select t...

    Text Solution

    |

  9. The pineapple which under natural condition is difficult to blossom ha...

    Text Solution

    |

  10. Consider the following statements and select the correct option (A) ...

    Text Solution

    |

  11. Select the incorrect statement

    Text Solution

    |

  12. Select the correct statement with respect to mitosis

    Text Solution

    |

  13. Beads on string like structures of A are seen in B, which further cond...

    Text Solution

    |

  14. Match column I with column II and select the correct option from the c...

    Text Solution

    |

  15. Read the following statements and select the correct option (A) Bloo...

    Text Solution

    |

  16. Male cockroach differs from female cockroach in having

    Text Solution

    |

  17. The gastric juice contains

    Text Solution

    |

  18. Pick the correct statement

    Text Solution

    |

  19. If the systolic pressure is 120 mm Hg and diastolic pressure is 80 mm ...

    Text Solution

    |

  20. Select the correct statement

    Text Solution

    |