Class 12 · Sexual Reproduction in Flowering Plants

Sexual Reproduction in Flowering Plants — NEET Biology

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📖 NCERT Source

Are we not lucky that plants reproduce sexually? The myriads of flowers that we enjoy gazing at, the scents and the perfumes that we swoon over, the rich colours that attract us, are all there as an aid to sexual reproduction. Flowers do not exist only for us to be used for our own selfishness. All flowering plants show sexual reproduction. A look at the diversity of structures of the inflorescences, flowers and floral parts, shows an amazing range of adaptations to ensure formation of the end products of sexual reproduction, the fruits and seeds. In this chapter, let us understand the morphology, structure and the processes of sexual reproduction in flowering plants (angiosperms).

NCERT Biology · Class 12 · Chapter 1 · Paragraph 5
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QuestionPractice Question

Which of the above statements are correct? S1: The aesthetic appeal of flowers, derived from their diverse colours, fragrances, and forms, is solely a human perception and has no biological basis in plant reproduction. S2: Flowers are intrinsically linked to human sentiments like love and grief, which explains their continuous use in cultural and social ceremonies. S3: The diverse pigments, shapes, and aromas found in flowers are primarily adaptations to attract specific animal pollinators, which humans have subsequently appreciated for their ornamental value. S4: The practice of floriculture is an ancient tradition focused on the mass production of seeds for agricultural purposes, rather than ornamental flowers. S5: Flowers are utilized as symbols in human cultures primarily because they represent the vegetative growth and ecological stability of plant communities.

📖 Solution & NCERT Explanation
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Correct answer: B S2 and S3

The core concept is the dual role of flowers: their biological function in reproduction and their cultural significance to humans. S1: Incorrect. The NCERT states that "the scents and the perfumes that we swoon over, the rich colours that attract us, are all there as an aid to sexual reproduction." This clearly indicates a biological basis (attracting pollinators) for these features, which humans then perceive as aesthetically appealing. S2: Correct. NCERT states, "Flowers are objects of aesthetic, ornamental, social, religious and cultural value – they have always been used as symbols for conveying important human feelings such as love, affection, happiness, grief, mourning, etc." S3: Correct. The colours, fragrances, and shapes are biological adaptations to attract pollinators, as mentioned in the NCERT. Humans have indeed appreciated these features, leading to their ornamental use. S4: Incorrect. Floriculture refers to the cultivation of flowers, primarily for ornamental purposes, not for the mass production of seeds for agriculture. S5: Incorrect. NCERT highlights that flowers are used as symbols for conveying human feelings (love, affection, grief, etc.), not primarily for representing vegetative growth or ecological stability. Therefore, statements S2 and S3 are correct.

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What does NCERT say about Are we not lucky?
Are we not lucky that plants reproduce sexually? The myriads of flowers that we enjoy gazing at, the scents and the perfumes that we swoon over, the rich colours that attract us, are all there as an aid to sexual reproduction.
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Practice this NCERT concept with questions on MedicNEET.
Which chapter is this from?
Sexual Reproduction in Flowering Plants, Class 12 NCERT Biology.

Through deep analysis of NEET and NTA, 176 of the 180 ReNEET 2026 (June 21) questions were already in the MedicNEET question bank before the exam.

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