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Directions : In the following question, the Assertions (A) and Reason (R) have been put forward. Read both the statements and choose the correct option from the following.
Assertion : Pea has vexillary type of aestivation.
Reason : In this type of aestivation, the posterior petal is the largest and covers almost the two lateral petals, and the latter in their turn, nearly overlap the two anterior or smallest petals.
  • a)
    Both A and R are true, and R is the correct explanation of A.
  • b)
    Both A and R are true, but R is not the correct explanation of A.
  • c)
    A is true but R is false.
  • d)
    A is false but R is true.
Correct answer is option 'A'. Can you explain this answer?
Most Upvoted Answer
Directions : In the following question, the Assertions (A) and Reason...
In vexillary type of aestivation, the posterior petal is the largest and covers almost the two lateral petals, and the latter in their turn, nearly overlap the two anterior or smallest petals. e.g, pea. This type of gestational is also called as descending imbricate aestivation.
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Directions : In the following question, the Assertions (A) and Reason...
Assertion: Pea has vexillary type of aestivation.
Reason: In this type of aestivation, the posterior petal is the largest and covers almost the two lateral petals, and the latter in their turn, nearly overlap the two anterior or smallest petals.

Explanation:
- Aestivation refers to the arrangement of petals or sepals in a floral bud before it opens.
- Vexillary aestivation is a specific type of aestivation found in flowers such as pea plants (Fabaceae family).
- In this type of aestivation, the posterior petal is the largest and covers almost the two lateral petals.
- The two lateral petals, in turn, nearly overlap the two anterior or smallest petals.
- This arrangement gives the appearance of one large posterior petal covering the inner parts of the flower.
- This type of aestivation is also known as "butterfly aestivation" because the arrangement resembles the wings of a butterfly.

Conclusion:
- Both the assertion and reason are true.
- The reason correctly explains the assertion.
- Therefore, the correct option is (a) Both A and R are true, and R is the correct explanation of A.
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Directions : In the following question, the Assertions (A) and Reason (R) have been put forward. Read both the statements and choose the correct option from the following.Assertion : Pea has vexillary type of aestivation.Reason : In this type of aestivation, the posterior petal is the largest and covers almost the two lateral petals, and the latter in their turn, nearly overlap the two anterior or smallest petals.a)Both A and R are true, and R is the correct explanation of A.b)Both A and R are true, but R is not the correct explanation of A.c)A is true but R is false.d)A is false but R is true.Correct answer is option 'A'. Can you explain this answer?
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Directions : In the following question, the Assertions (A) and Reason (R) have been put forward. Read both the statements and choose the correct option from the following.Assertion : Pea has vexillary type of aestivation.Reason : In this type of aestivation, the posterior petal is the largest and covers almost the two lateral petals, and the latter in their turn, nearly overlap the two anterior or smallest petals.a)Both A and R are true, and R is the correct explanation of A.b)Both A and R are true, but R is not the correct explanation of A.c)A is true but R is false.d)A is false but R is true.Correct answer is option 'A'. Can you explain this answer? for NEET 2024 is part of NEET preparation. The Question and answers have been prepared according to the NEET exam syllabus. Information about Directions : In the following question, the Assertions (A) and Reason (R) have been put forward. Read both the statements and choose the correct option from the following.Assertion : Pea has vexillary type of aestivation.Reason : In this type of aestivation, the posterior petal is the largest and covers almost the two lateral petals, and the latter in their turn, nearly overlap the two anterior or smallest petals.a)Both A and R are true, and R is the correct explanation of A.b)Both A and R are true, but R is not the correct explanation of A.c)A is true but R is false.d)A is false but R is true.Correct answer is option 'A'. Can you explain this answer? covers all topics & solutions for NEET 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Directions : In the following question, the Assertions (A) and Reason (R) have been put forward. Read both the statements and choose the correct option from the following.Assertion : Pea has vexillary type of aestivation.Reason : In this type of aestivation, the posterior petal is the largest and covers almost the two lateral petals, and the latter in their turn, nearly overlap the two anterior or smallest petals.a)Both A and R are true, and R is the correct explanation of A.b)Both A and R are true, but R is not the correct explanation of A.c)A is true but R is false.d)A is false but R is true.Correct answer is option 'A'. Can you explain this answer?.
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