In all the four whorls of flower, which of the following is an accessory organ?

  1. Calyx
  2. Corolla
  3. Perianth
  4. All of these
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Perianth is

  1. Distinct calyx and Corolla
  2. Indistinct calyx and Corolla
  3. Amorphous calyx and Corolla
  4. Both 2. and 3.
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Perianth is found in

  1. Lily
  2. Solanum
  3. Pea
  4. Buttercup
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When a flower has both androecium and gynoecium

  1. It is bisexual
  2. It is unisexual
  3. It is monoecious
  4. It is dioecious
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When a flower has either androecium or gynoecium, called as

  1. Bisexual
  2. Unisexual
  3. Polygamous
  4. Monoecious
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Actinomorphic means

  1. Bilateral symmetry
  2. Radial symmetry
  3. Bisexuality
  4. Unisexuality
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Zygomorphic means

  1. Bilateral symmetry
  2. Radial symmetry
  3. Bisexuality
  4. Unisexuality
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Actinomorphic flower

  1. When a flower can be divided into two equal radial halves in a single plane
  2. When a flower can be divided into two equal radial halves in any radial plane
  3. When a flower can be divided into two equal radial halves in a vertical plane
  4. When a flower can be divided into two equal radial halves in a single radial plane
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Zygomorphic flower

  1. When a flower can be divided into two equal radial halves in a single plane
  2. When a flower can be divided into two equal radial halves in any radial plane
  3. When a flower can be divided into two equal similar halves in a single vertical plane
  4. When a flower can be divided into two equal radial halves in a single radial plane
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Which of the following flowers does not has actinomorphic symmetry?

  1. Mustard
  2. Datura
  3. Chilli
  4. Cassia
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