NEET Biology: Sexual Reproduction in Flowering Plants — MCQ Test 7

Q6. Which of the following statements about the role of calcium ions in pollen tube elongation is correct?

Q7. Which type of pollination involves transfer of pollen by wind?

Q8. Which of the following statements about seed development in monocots and dicots is correct?

Q9. Which process is the primary source of genetic variation in flowering plants?

Q10. Double fertilization in angiosperms results in the formation of:

NEET Biology — Sexual Reproduction in Flowering Plants

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What is the primary role of nectar in many flowering plants?

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About this NEET MCQ Test

This page provides a free online MCQ test for NEET Biology preparation, focusing specifically on the chapter Sexual Reproduction in Flowering Plants. It contains 10 carefully selected multiple-choice questions (MCQs) designed to test your conceptual understanding and exam readiness.

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Key concepts covered in this specific test include Flowering, Pollinated, Environmental, Critical, Effective, and Dispersal.

Taking these timed MCQ tests helps you simulate the real NEET exam environment. Detailed step-by-step explanations are provided for every question to help you learn from your mistakes and strengthen your fundamentals.

Preview of Questions in this Test

Q1. What is the primary role of nectar in many flowering plants?

  • A. To serve as the male gametophyte
  • B. To attract pollinators by providing a sugar-rich reward
  • C. To initiate seed germination
  • D. To develop into the fruit

Q2. For wind-pollinated flowers, which environmental factor is most critical for effective pollen dispersal?

  • A. Humidity
  • B. Wind speed
  • C. Soil moisture
  • D. Ambient light

Q3. Which statement best summarizes the process of double fertilization in angiosperms?

  • A. Two sperm cells fuse with two egg cells to form twin zygotes
  • B. One sperm fuses with the egg forming a zygote, while the other fuses with two polar nuclei to form the endosperm
  • C. Both sperm cells fuse with the egg cell simultaneously
  • D. Fertilization occurs without the involvement of polar nuclei

Q4. Which of the following is a false statement regarding self-compatibility in flowering plants?

  • A. Self-compatibility allows a flower to fertilize itself.
  • B. It promotes genetic diversity by encouraging cross-pollination.
  • C. Self-compatibility can lead to inbreeding depression.
  • D. Self-compatible plants can produce offspring without the need for cross-pollination.

Q5. Which factor is most likely to enhance cross-pollination in flowering plants?

  • A. Structural adaptation that prevents self-pollination
  • B. Production of clonal, genetically identical seeds
  • C. The absence of pollinator attraction mechanisms
  • D. High levels of self-compatibility

+ 5 more questions in the actual test

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