Q. In angiosperms, the ovary develops into which of the following structures? (2023)
A.
Seed
B.
Fruit
C.
Flower
D.
Leaf
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Solution
In angiosperms, the ovary develops into a fruit, which contains the seeds.
Correct Answer:
B
— Fruit
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Q. In flowering plants, the ovary develops into which part after fertilization? (2023)
A.
Seed
B.
Fruit
C.
Flower
D.
Leaf
Show solution
Solution
After fertilization, the ovary develops into a fruit, which contains the seeds.
Correct Answer:
B
— Fruit
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Q. In flowering plants, the ovary develops into which structure after fertilization? (2023)
A.
Seed
B.
Fruit
C.
Flower
D.
Leaf
Show solution
Solution
After fertilization, the ovary develops into a fruit, which contains the seeds.
Correct Answer:
B
— Fruit
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Q. In flowering plants, the process of fusion of male and female gametes is known as? (2019)
A.
Pollination
B.
Fertilization
C.
Germination
D.
Seed dispersal
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Solution
Fertilization is the process where the male gamete (pollen) fuses with the female gamete (ovule) to form a zygote.
Correct Answer:
B
— Fertilization
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Q. In flowering plants, the process of pollination involves the transfer of pollen from the ____ to the ____. (2019)
A.
Ovary, Stigma
B.
Anther, Stigma
C.
Stigma, Ovary
D.
Filament, Anther
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Solution
Pollination is the transfer of pollen from the anther (male part) to the stigma (female part) of a flower.
Correct Answer:
B
— Anther, Stigma
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Q. In flowering plants, the process of pollination involves the transfer of pollen from the anther to the: (2021)
A.
Ovary
B.
Style
C.
Stigma
D.
Sepal
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Solution
Pollination is the transfer of pollen from the anther to the stigma of a flower, which is essential for fertilization.
Correct Answer:
C
— Stigma
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Q. In which part of the flower does fertilization occur? (2019)
A.
Stamen
B.
Ovary
C.
Style
D.
Petal
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Solution
Fertilization occurs in the ovary, where the male gamete from the pollen fuses with the female gamete in the ovule.
Correct Answer:
B
— Ovary
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Q. The fusion of male and female gametes in plants is known as: (2021)
A.
Fertilization
B.
Pollination
C.
Germination
D.
Mitosis
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Solution
Fertilization is the process where the male gamete (sperm) fuses with the female gamete (egg) to form a zygote.
Correct Answer:
A
— Fertilization
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Q. What is the function of petals in a flower? (2020)
A.
Support the flower
B.
Attract pollinators
C.
Produce ovules
D.
Store nutrients
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Solution
Petals serve to attract pollinators with their color and scent.
Correct Answer:
B
— Attract pollinators
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Q. What is the function of the petals in a flower? (2023)
A.
Attract pollinators
B.
Produce seeds
C.
Support the flower
D.
Store nutrients
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Solution
The petals of a flower are often brightly colored and serve to attract pollinators such as bees and butterflies.
Correct Answer:
A
— Attract pollinators
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Q. What is the function of the stigma in a flower? (2022)
A.
To attract pollinators
B.
To produce pollen
C.
To receive pollen
D.
To protect ovules
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Solution
The stigma is the part of the flower that receives pollen during pollination, allowing fertilization to occur.
Correct Answer:
C
— To receive pollen
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Q. What is the male gamete in flowering plants called? (2020)
A.
Ovule
B.
Pollen
C.
Style
D.
Stigma
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Solution
The male gamete in flowering plants is called pollen, which is produced in the anthers of the stamen.
Correct Answer:
B
— Pollen
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Q. What is the male reproductive part of a flower called? (2020)
A.
Stigma
B.
Anther
C.
Ovary
D.
Style
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Solution
The male reproductive part of a flower is called the stamen, which consists of the anther and filament. The anther is the part that produces pollen.
Correct Answer:
B
— Anther
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Q. What is the primary function of petals in flowering plants? (2020)
A.
Support the flower
B.
Protect the ovary
C.
Attract pollinators
D.
Produce seeds
Show solution
Solution
The primary function of petals is to attract pollinators with their color and fragrance.
Correct Answer:
C
— Attract pollinators
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Q. What is the primary purpose of petals in a flower? (2023)
A.
To produce seeds
B.
To attract pollinators
C.
To support the flower
D.
To protect the ovary
Show solution
Solution
Petals are often brightly colored and serve to attract pollinators to the flower.
Correct Answer:
B
— To attract pollinators
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Q. What is the process of fusion of male and female gametes called? (2019)
A.
Pollination
B.
Fertilization
C.
Germination
D.
Transpiration
Show solution
Solution
The process of fusion of male and female gametes is called fertilization.
Correct Answer:
B
— Fertilization
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Q. What is the role of sepals in a flower? (2022)
A.
Attract pollinators
B.
Protect the flower bud
C.
Produce pollen
D.
Support the ovary
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Solution
Sepals protect the flower bud before it opens and can also support the flower.
Correct Answer:
B
— Protect the flower bud
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Q. What is the role of the filament in a flower? (2022)
A.
To support the anther
B.
To attract pollinators
C.
To produce ovules
D.
To receive pollen
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Solution
The filament is the stalk that supports the anther, which produces pollen.
Correct Answer:
A
— To support the anther
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Q. What is the term for the fusion of male and female gametes in plants? (2021)
A.
Fertilization
B.
Pollination
C.
Germination
D.
Mitosis
Show solution
Solution
Fertilization is the process where the male gamete (sperm) fuses with the female gamete (egg) to form a zygote.
Correct Answer:
A
— Fertilization
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Q. What is the term for the fusion of male and female gametes? (2020)
A.
Pollination
B.
Fertilization
C.
Germination
D.
Mitosis
Show solution
Solution
Fertilization is the process where the male and female gametes fuse to form a zygote.
Correct Answer:
B
— Fertilization
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Q. What is the term for the transfer of pollen from anther to stigma? (2020)
A.
Fertilization
B.
Pollination
C.
Germination
D.
Propagation
Show solution
Solution
The transfer of pollen from the anther to the stigma is called pollination.
Correct Answer:
B
— Pollination
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Q. What is the term for the transfer of pollen from one flower to another? (2023)
A.
Self-pollination
B.
Cross-pollination
C.
Fertilization
D.
Germination
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Solution
Cross-pollination refers to the transfer of pollen from the anther of one flower to the stigma of another flower.
Correct Answer:
B
— Cross-pollination
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Q. What is the term for the transfer of pollen from the anther to the stigma of the same flower? (2019)
A.
Self-pollination
B.
Cross-pollination
C.
Autogamy
D.
Geitonogamy
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Solution
Self-pollination refers to the transfer of pollen from the anther to the stigma of the same flower, leading to fertilization.
Correct Answer:
A
— Self-pollination
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Q. What is the term for the transfer of pollen from the male part to the female part of a flower? (2021)
A.
Fertilization
B.
Pollination
C.
Germination
D.
Propagation
Show solution
Solution
Pollination is the transfer of pollen from the male part (anther) to the female part (stigma) of a flower.
Correct Answer:
B
— Pollination
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Q. Which of the following is a characteristic of sexual reproduction in plants? (2019)
A.
Produces genetically identical offspring
B.
Involves gamete formation
C.
Occurs only in flowering plants
D.
Is faster than asexual reproduction
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Solution
Sexual reproduction in plants involves the formation of gametes (male and female) and results in genetically diverse offspring.
Correct Answer:
B
— Involves gamete formation
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Q. Which of the following is NOT a part of the female reproductive structure in flowers? (2023)
A.
Stigma
B.
Style
C.
Anther
D.
Ovary
Show solution
Solution
The anther is part of the male reproductive structure (stamen) and is not part of the female reproductive structure.
Correct Answer:
C
— Anther
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Q. Which of the following is NOT a part of the female reproductive structure of a flower? (2023)
A.
Stigma
B.
Style
C.
Anther
D.
Ovary
Show solution
Solution
The anther is part of the male reproductive structure (stamen) of a flower, while stigma, style, and ovary are parts of the female reproductive structure (pistil).
Correct Answer:
C
— Anther
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Q. Which of the following is NOT a part of the flower? (2023)
A.
Stamen
B.
Pistil
C.
Root
D.
Petal
Show solution
Solution
The root is not a part of the flower; it is part of the plant's root system.
Correct Answer:
C
— Root
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Q. Which of the following structures develops into a fruit after fertilization? (2022)
A.
Ovary
B.
Stigma
C.
Anther
D.
Filament
Show solution
Solution
After fertilization, the ovary of the flower develops into a fruit, which contains the seeds.
Correct Answer:
A
— Ovary
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Q. Which of the following structures develops into a seed after fertilization? (2022)
A.
Ovary
B.
Ovule
C.
Stigma
D.
Anther
Show solution
Solution
The ovule develops into a seed after fertilization occurs.
Correct Answer:
B
— Ovule
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Showing 1 to 30 of 36 (2 Pages)
Reproduction - Sexual Reproduction in Plants MCQ & Objective Questions
Understanding "Reproduction - Sexual Reproduction in Plants" is crucial for students preparing for school exams and competitive tests. This topic not only forms a significant part of the syllabus but also features prominently in various objective questions and MCQs. Practicing these questions helps in reinforcing concepts and boosts confidence, ultimately leading to better scores in exams.
What You Will Practise Here
Key definitions related to sexual reproduction in plants.
Understanding the structure and function of flowers.
Processes of pollination, fertilization, and seed formation.
Types of pollination: self-pollination and cross-pollination.
Role of agents like wind, water, and animals in pollination.
Diagrams illustrating the life cycle of flowering plants.
Important Reproduction - Sexual Reproduction in Plants questions for exams.
Exam Relevance
This topic is frequently tested in CBSE, State Boards, NEET, and JEE exams. Students can expect questions that require them to identify processes, define terms, or analyze diagrams related to sexual reproduction in plants. Common question patterns include multiple-choice questions that assess understanding of key concepts and application-based queries that challenge students to apply their knowledge in different contexts.
Common Mistakes Students Make
Confusing the terms self-pollination and cross-pollination.
Overlooking the importance of pollinators in the reproduction process.
Misunderstanding the stages of fertilization and seed development.
Neglecting to study the diagrams that illustrate plant reproductive structures.
FAQs
Question: What is sexual reproduction in plants?Answer: Sexual reproduction in plants involves the fusion of male and female gametes, leading to the formation of seeds and fruits.
Question: Why is pollination important?Answer: Pollination is essential for fertilization, which leads to seed formation and the continuation of plant species.
Now is the time to enhance your understanding of "Reproduction - Sexual Reproduction in Plants". Dive into our practice MCQs and test your knowledge to excel in your exams!