Multiple choice

All of the following are bio-pesticides, except

a. Azadirachtin b. Pyrethrum c. Thuriside d. Convolvulus

  1. Only a and b

  2. Only a

  3. Only a and c

  4. Only d

  5. Only c
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

This is the correct option. Convolvulus is not a bio-pesticide. It is a twining plant with trumpet-shaped flowers, of which some kinds are invasive weeds and others are cultivated for their bright flowers.

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