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Morphology of Plants - Flower

Questions about calyx types, modifications, flower symmetry, and floral morphology in plants

15 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

Which one of the following is not a modification of calyx?

  1. Foliaceous
  2. Spinous
  3. Caryophyllaceous
  4. Spurred
Question 2 Multiple Choice (Single Answer)

In which kind of flowers is superior ovary found?

  1. Perigynous
  2. Hypogynous
  3. Epigynous
  4. Epiphyllus
Question 3 Multiple Choice (Single Answer)

What is the epicalyx composed of?

  1. Sepals
  2. Petals
  3. Bracteoles
  4. Leaves
Question 4 Multiple Choice (Single Answer)

In which of the following plants is campanulate calyx found?

  1. Hyoscyamus
  2. Gossypium
  3. Athaea
  4. Larkspur
Question 5 Multiple Choice (Single Answer)

Which of the following calyx helps in dispersal of fruits?

  1. Foliaceous
  2. Pappus
  3. Hooded
  4. Spinous
Question 6 Multiple Choice (Single Answer)

Which flower has lip-like calyx?

  1. Aconitum
  2. Atropa belladona
  3. Ocimum
  4. Trapa
Question 7 Multiple Choice (Single Answer)

What is the modification of calyx into hair called?

  1. Spurred calyx
  2. Pappus
  3. Foliaceous
  4. Spinous
Question 8 Multiple Choice (Single Answer)

Which form of calyx is present in Datura?

  1. Urceolate
  2. Campanulate
  3. Tubular
  4. Bilabiate
Question 9 Multiple Choice (Single Answer)

Which of the following pairs is incorrect?

  1. Campanulate - Petunia
  2. Tubular - Datura
  3. Bilabiate - Ocimum
  4. Infundibuliform - Henbane
Question 10 Multiple Choice (Single Answer)

Which persistent calyx shows continuous growth even after fertilisation?

  1. Acrescent
  2. Marcescent
  3. Gamosepalous
  4. Caudous
Question 11 Multiple Choice (Single Answer)

Which of the following plants bear actinomorphic flower?

  1. Oscimum
  2. Pea
  3. Mustard
  4. Canna
Question 12 Multiple Choice (Single Answer)

Which of the following flowers has all the sepals free from one another?

  1. Datura
  2. Hibiscus
  3. China Rose
  4. Brassica
Question 13 Multiple Choice (Single Answer)

Which of the following is an example of a sepal modified into a hood?

  1. Sunflower
  2. Mussaendia
  3. Aconitum
  4. Larkspur
Question 14 Multiple Choice (Single Answer)

Which of the following flowers has 6-fold symmetry?

  1. Bee attractor
  2. Oleander
  3. Tiger flower
  4. Yellow pitcher plant
Question 15 Multiple Choice (Single Answer)

What are the flowers with only one vertical axis of symmetry known as?

  1. Actinomorphic
  2. Zygomorphic
  3. Irregular
  4. Infundibuliform
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