Home
Class 10
BIOLOGY
A growing seedling is kept in a dark roo...

A growing seedling is kept in a dark room. A burning candle is placed near it for a few days. The top part of seedling bends towards the burning candle. This is an example of:

A

chemotropism

B

hydrotropism

C

phototropism

D

geotropism

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • CONTROL AND COORDINATION

    LAKHMIR SINGH & MANJIT KAUR|Exercise Very Short Answer Type Questions|5 Videos

  • CONTROL AND COORDINATION

    LAKHMIR SINGH & MANJIT KAUR|Exercise Very Short Answer Type Questions|5 Videos

  • HEREDITY AND EVOLUTION

    LAKHMIR SINGH & MANJIT KAUR|Exercise Multiple Choice Question|1 Videos

Similar Questions

Explore conceptually related problems

A few normal seedlingd of tomato were kept in a dark room. After a few days were found to have become white coloured like albinos. Ehich of the following terms will you use to describe them

A few normal seedlings of tomato were kept in a dark room. After few days, they were found to have become white-coloured like albinos. Which of the following terms will you use to describe them ?

Apparatus: Big test tube, delivery tube fitted in a rubber cork, knife, candle, etc. Chemicals : Sodium metal, ethanol, magnesium ribbon, etc. Procedure : Take 10 mL ethanol in a big test tube. Cut Sodium metal into 2-3 pieces of a cereal grain size. Put the sodium pieces into the ethanol in the test tube and fix the gas delivery tube to the test tube. Take a burning candle near the outlet of the gas delivery tube and observe. Repeat the above procedure using magnesium ribbon instead of sodium. Do you see gas bubble released from the piece of magnesium ribbon?

LAKHMIR SINGH & MANJIT KAUR-CONTROL AND COORDINATION -Exercise
  1. The bending of the shoot of a plant in response to light is called:

    Text Solution

    |

  2. The stimulus in the process of thigmotropism is:

    Text Solution

    |

  3. A growing seedling is kept in a dark room. A burning candle is placed ...

    Text Solution

    |

  4. Which of the following acts as a stimulus in the process of hydrotropi...

    Text Solution

    |

  5. The growth movement of a plant part in response to the touch of an obj...

    Text Solution

    |

  6. The climbing organs of plants like tendrils grow towards any suppory w...

    Text Solution

    |

  7. The rate of growth in roots is decreased by one of the following plant...

    Text Solution

    |

  8. When the leaves of a Mimosa pudica plant are touched with a finger, th...

    Text Solution

    |

  9. Dandelion flowers open the petals in bright light during the daytime b...

    Text Solution

    |

  10. To which of the following directional stimulus roots of a plant do not...

    Text Solution

    |

  11. One of the following is not caused by the growth related movement of t...

    Text Solution

    |

  12. The bending of the root of a plant away from a source of light is caus...

    Text Solution

    |

  13. Most of the plant hormones promote plant growth. A plant hormone which...

    Text Solution

    |

  14. The movement of a shoot towards light is:

    Text Solution

    |

  15. The bending of the root of a plant away from a source of light is caus...

    Text Solution

    |

  16. The plant part which exhibits negative geotropism is:

    Text Solution

    |

  17. Which of the following are not tropisms? (i) growing of pollen tube...

    Text Solution

    |

  18. The chemical substance P is made and secreted by the meristematic tiss...

    Text Solution

    |

  19. A potted plant is growing in a transparent glass jar. In this plant, X...

    Text Solution

    |

  20. There are three plants A,B and C. the flowers of plant A open their pe...

    Text Solution

    |