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NEETZoologyOrganisms and Populations

Read the following statements and choose the correct option: 1. Plants have evolved an astonishing variety of morphological and chemical defences against carnivores 2. Thorns (Acacia, Cactus) are the most common morphological means of defence 3. Calotropis is a plant not a weed 4. Many plants produce and store chemicals that make the herbivores sick when they are eaten, inhibit feeding or digestion, disrupt its repro

Options

  1. Aall are correct
  2. BOnly 1 and 3 are incorrect
  3. C1,2,3 are correct
  4. DOnly 2 and 4 are incorrect

Correct answer

B. Only 1 and 3 are incorrect

Step-by-step solution

Plants have evolved an astonishing variety of morphological and chemical defences against herbivores. Thorns are the most common morphological means of defence. Many plants produce and store chemicals that make the herbivores sick when they are eaten, inhibit feeding or digestion, disrupt its reproduction or even kill it. You must have seen the weed Calotropis growing in abandoned fields

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