1:   Which of the following hormone inhibits the plant growth
Options:
  1. auxin
  2. giberelline
  3. cytokinine
  4. ABA

Answer: Option 4

Explanation:

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2:   A growth substance which is responsible for senescence
Options:
  1. ATP
  2. cytokinin
  3. ABA
  4. none of these

Answer: Option 3

Explanation:

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3:   Where does florigen synthesis takes place
Options:
  1. roots
  2. stems
  3. leaves
  4. flower

Answer: Option 3

Explanation:

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4:   Which auxin is used as berbicide
Options:
  1. IAA
  2. ABA
  3. 2,4-D
  4. none of these

Answer: Option 3

Explanation:

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5:   Where does phytochrome occur
Options:
  1. stem
  2. roots
  3. fruits
  4. leaves

Answer: Option 4

Explanation:

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6:   The name of apparatus used for growth measuring is
Options:
  1. potometer
  2. staghnometer
  3. auxanometer
  4. barometer

Answer: Option 3

Explanation:

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7:   The hormone found in gaseous stage is
Options:
  1. cytokinin
  2. geberelline
  3. ethylene
  4. auxin

Answer: Option 3

Explanation:

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8:   The name of various phases of growth is
Options:
  1. phase of cell division
  2. phase of cell differentiataion
  3. phase of mutation
  4. none of these

Answer: Option 1

Explanation:

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9:   The tissues responsible for growth in plants is
Options:
  1. parenchyma
  2. collenchyma
  3. meristematic
  4. none of these

Answer: Option 3

Explanation:

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10:   Bakanae disease of rice is caused by a fungus knwon as
Options:
  1. Penicillium
  2. Gibberella fujikuroi
  3. mucillium
  4. none of these

Answer: Option 2

Explanation:

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