Multiple Choice Questions

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Wilting of leaves at noon and their recovery toward evening is known as

  • incipient wilting

  • temporary wilting

  • midday desiccation

  • permanent wilting


B.

temporary wilting

Temporary of transient wilting occurs during midday and is visible externally due to drooping of leaves and young shoot. It is corrected in the afternoon when transpiration decreases.


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A fruit developed from a condensed inflorescence is :

  • simple fruit

  • aggregate fruit

  • composite fruit

  • etaerio


Wood commonly used for making cricket bat is

  • Cedrus

  • Salix

  • Tectona

  • Morus


Which one of the following is a pseudocarp ?

  • Apple

  • Guava

  • Tomato

  • Banana


Late blight of potato is caused by

  • Ustilago

  • Pseudomonas

  • Phytophthora infestans

  • Colletotrichum falcatum


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Pollinia are found in

  • Rubiaceae

  • Asteraceae

  • Asclepiadaceae

  • Myrtaceae


Divisions characteristic of korper-kappe theory are:

  • anticlinal

  • T-type

  • periclinal

  • irregular


Fruit of Hibiscus esculentus is

  • capsule

  • cypsela

  • legume

  • pome


Tetradynamous stamens are found in family

  • Malvaceae

  • Solanaceae

  • Cruciferae

  • Liliaceae


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Vivipary is shown by

  • Cocos

  • Squash

  • Rhizophora

  • All of the above


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