Home
Class 12
BIOLOGY
Substances proJuced by plants as defence...

Substances proJuced by plants as defence against grazers and browsers include

A

Caffeine

B

Quinine

C

Nicotine

D

All of these

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • ORGANISMS AND POPULATIONS

    AAKASH SERIES|Exercise EXERCISE-II (ECOLOGY AND ITS IMPORTANCE)|13 Videos

  • ORGANISMS AND POPULATIONS

    AAKASH SERIES|Exercise EXERCISE-II (ORGANISM AND ENVIRONMENT - INTRODUCTION)|8 Videos

  • ORGANISMS AND POPULATIONS

    AAKASH SERIES|Exercise EXERCISE-I (LIFE HISTORY VARIATION)|3 Videos

  • NEURAL CONTROL AND COORDINATION

    AAKASH SERIES|Exercise EXERCISE-III( PREVIOUS AIPMT / NEET QUESTIONS)|34 Videos

  • PHOTOSYNTHESIS IN HIGHER PLANTS

    AAKASH SERIES|Exercise Exercise - III|27 Videos

Similar Questions

Explore conceptually related problems

Adaptations in desert plants include

When you are on a field trip, your friend collected a sticky substance oozed out by a plant called gum. What are the plants you observe which give gum ?

What are the complex molecules produced by plants from simple inorganic substances ?

Which structure protects the plant body against the invasion of disease causing organisms?

Tranquilizers are medicines or the chemical substances used for the treatment of stress and mild to severe mental diseases. They induce a sense of fitness and relieve stress anxiety and fatigue tranquilizers are also called psychotherapeutic drugs. They acts on central nervous system. They include hypnotics and sedatives Veronal a barbiturate drug is used as

Tranquilizers are medicines or the chemical substances used for the treatment of stress and mild to severe mental diseases. They induce a sense of fitness and relieve stress anxiety and fatigue tranquilizers are also called psychotherapeutic drugs. They acts on central nervous system. They include hypnotics and sedatives Which of the following is a hypnotic drug

Tranquilizers are medicines or the chemical substances used for the treatment of stress and mild to severe mental diseases. They induce a sense of fitness and relieve stress anxiety and fatigue tranquilizers are also called psychotherapeutic drugs. They acts on central nervous system. They include hypnotics and sedatives Which of the following is a hallucinogenic drug?

Minerals known to be required in large amounts for plant growth include

Bt toxin gene have been expressed in plant in order to provide resistance against I) Tobacco budworm and Armyworm II) Beetles III) Flies and Mosquitoes Choose the correct option.

AAKASH SERIES-ORGANISMS AND POPULATIONS-EXERCISE-I (POPULATION INTERACTIONS)
  1. Monarch butterfly acquires distasteful chemical during its

    Text Solution

    |

  2. Calotropis is protected from the predators by producing

    Text Solution

    |

  3. Substances proJuced by plants as defence against grazers and browsers ...

    Text Solution

    |

  4. Fitness of one species is significantly lower in the presence of anoth...

    Text Solution

    |

  5. In South American lakes visiting Flamingos and resident fishes compete...

    Text Solution

    |

  6. The Abingdon tortoise in Galapagos islands became extinct after the go...

    Text Solution

    |

  7. Connell's field experiment illustrates

    Text Solution

    |

  8. On the rocky sea coasts of Scotland larger and competitively superior ...

    Text Solution

    |

  9. An orchid flower resembling the shape of a female fly so as to be able...

    Text Solution

    |

  10. Gause's Principle explains

    Text Solution

    |

  11. Competitively inferior one will be eliminated when the resources are l...

    Text Solution

    |

  12. Closely related species of warblers avoid competition due to behaviour...

    Text Solution

    |

  13. Which of the following is not a parasitic adaptation?

    Text Solution

    |

  14. Intermediate host of human liver fluke is

    Text Solution

    |

  15. Parasitic plant among the following is

    Text Solution

    |

  16. Cuckoo lays eggs in the nest of crow during breeding season. This is a...

    Text Solution

    |

  17. Barnacles growing on the back of the whale exemplify

    Text Solution

    |

  18. Which of the following is an example for commensalism?

    Text Solution

    |

  19. An example for commensalism among the following is

    Text Solution

    |

  20. Lichens represent mutualism between

    Text Solution

    |