Informative Quiz On Bio 102 Quiz #5

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  • 1/25 Questions

    Which of the following flower parts produces female gametophytes?

    • Anthers
    • Petals
    • Ovules
    • Stimgas
    • Sepals
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About This Quiz

What career do you want to pursue? What do you want to achieve in life? The study of biology as a unit aids career development and advancement and also gives us information that applies to daily activities we undertake. Informative Quiz on Bio 102 Quiz #5 will help you find out how biology feeds us with information. Try it.

Informative Quiz On Bio 102 Quiz #5 - Quiz

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  • 2. 

    An example of a multiple fruit is a:

    • Blackberry

    • Peach

    • Pepper

    • Pineapple

    • Strawberry

    Correct Answer
    A. Pineapple
    Explanation
    A pineapple is an example of a multiple fruit because it is formed from the fusion of many individual flowers, each with its own ovary. As these flowers develop, their ovaries fuse together to form a single fruit. In the case of a pineapple, the individual flowers fuse together to create a large, composite fruit with a tough outer skin and a sweet, juicy interior. This is different from other fruits like blackberries or strawberries, which are actually aggregates of many individual fruits called druplets or achenes, respectively.

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  • 3. 

    The pollen producing body of a flower is the:

    • Style

    • Ovary

    • Stigma

    • Sepal

    • Anther

    Correct Answer
    A. Anther
    Explanation
    The anther is the correct answer because it is the part of the flower that produces and holds the pollen. It is located at the top of the stamen, which is the male reproductive organ of the flower. The anther contains pollen sacs, where pollen grains are produced and released. Pollen is essential for the process of pollination, where it is transferred from the anther to the stigma of the flower, leading to fertilization and the production of seeds.

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  • 4. 

    The portion of a flower that recieves the pollen is the:

    • Style

    • Ovary

    • Stigma

    • Sepal

    • Anther

    Correct Answer
    A. Stigma
    Explanation
    The stigma is the portion of a flower that receives the pollen. It is located at the top of the pistil, which is the female reproductive part of the flower. The stigma is sticky and has a receptive surface that allows it to capture and hold onto pollen grains. Once pollen lands on the stigma, it can then travel down the style, which is the long tube-like structure that connects the stigma to the ovary. In the ovary, fertilization can occur, leading to the development of seeds. Therefore, the stigma plays a crucial role in the pollination process and the reproduction of flowering plants.

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  • 5. 

    Pollination is the transfer of pollen from an _ to a receptive _

    • Ovary, Stigma

    • Stigma, Ovary

    • Stigma, Anther

    • Anther, Stigma

    • None of the above

    Correct Answer
    A. Anther, Stigma
    Explanation
    Pollination is the transfer of pollen from an anther to a receptive stigma. The anther is the male reproductive organ of a flower that produces and holds the pollen grains. The stigma, on the other hand, is the female reproductive organ that receives the pollen and allows for fertilization to occur. Therefore, the correct answer is Anther, Stigma.

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  • 6. 

    The whorl of a flower that consists of all petals is the:

    • Calyx

    • Stamen

    • Stigma

    • Carpel

    • Corolla

    Correct Answer
    A. Corolla
    Explanation
    The whorl of a flower that consists of all petals is called the corolla. The corolla is the innermost whorl of the flower, located between the calyx (outermost whorl) and the stamens and carpels (innermost whorls). It is made up of all the petals, which are typically colorful and attract pollinators. The corolla plays a crucial role in the reproductive process of the flower by attracting insects or other animals for pollination.

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  • 7. 

    The whorl of a flower that consists of the male reproductive parts is the:

    • Calyx

    • Stamen

    • Stigma

    • Carpel

    • Corolla

    Correct Answer
    A. Stamen
    Explanation
    The correct answer is Stamen. The stamen is the whorl of a flower that consists of the male reproductive parts, including the filament and the anther. The filament supports the anther, which is responsible for producing and releasing pollen. This is an essential part of the flower's reproductive process, as the pollen needs to be transferred to the female reproductive parts for fertilization to occur.

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  • 8. 

    Which structures do fruits arise from?

    • Flowers

    • Leaves

    • Roots

    • Stems

    • Apical Meristem

    Correct Answer
    A. Flowers
    Explanation
    Fruits arise from flowers because flowers contain the reproductive organs of plants, including the ovaries which develop into fruits after fertilization. The flowers produce pollen, which is transferred to the stigma of the flower for fertilization to occur. Once fertilized, the ovary develops into a fruit, enclosing the seeds. This process is essential for plant reproduction and the production of new plants.

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  • 9. 

    A portion of a flower that is a green leaf-like structure that protects the inner floral parts is the:

    • Style

    • Ovary

    • Stigma

    • Sepal

    • Anther

    Correct Answer
    A. Sepal
    Explanation
    The sepal is a green leaf-like structure that protects the inner floral parts. It is located at the base of the flower and forms the outermost ring of structures. Sepals are usually green, but they can also be colored and resemble petals. Their main function is to protect the developing flower bud and provide support to the petals. Once the flower opens, the sepals may remain attached or fall off, depending on the plant species.

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  • 10. 

    Whorl three of a flwoer is made up of the:

    • Petals

    • Female parts of a flower

    • Sepals

    • Male parts of a flower

    • Stem region

    Correct Answer
    A. Male parts of a flower
    Explanation
    The correct answer is "Male parts of a flower." The whorl three of a flower is known as the androecium, which consists of the male reproductive organs of the flower, including the stamens. Stamens typically consist of a filament and an anther, where the pollen is produced. This is in contrast to the other options listed, such as petals, sepals, and the stem region, which are not part of the male reproductive structure.

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  • 11. 

    What is a seed?

    • A diploid spore

    • A haploid gametophyte

    • A mature sporophyte

    • A mature pollen

    • A diploid embryo

    Correct Answer
    A. A diploid embryo
    Explanation
    A seed is a mature diploid embryo formed from the fertilization of a haploid egg by a haploid sperm. It contains the genetic material from both parents and is capable of developing into a new plant. The seed is enclosed within a protective coat and contains a food reserve to support the growth of the embryo until it can establish itself as a new plant.

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  • 12. 

    Whorl one, the outermost whorl of a flower is made up of the:

    • Petals

    • Female parts of a flower

    • Sepals

    • Male parts of a flower

    • Stem region

    Correct Answer
    A. Sepals
    Explanation
    Sepals are the outermost whorl of a flower. They are usually green and protect the flower during its budding stage. Sepals are responsible for enclosing and protecting the developing flower bud before it blooms. They are typically leaf-like structures and are located at the base of the flower. Sepals do not play a direct role in reproduction or attracting pollinators, unlike petals, which are usually brightly colored and serve to attract pollinators. Therefore, the correct answer is sepals.

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  • 13. 

    The whorl of a flower that consists of all sepals is the:

    • Calyx

    • Stamen

    • Stigma

    • Carpel

    • Corolla

    Correct Answer
    A. Calyx
    Explanation
    The correct answer is Calyx. The calyx is the whorl of a flower that consists of all sepals. The sepals are the outermost part of the flower, usually green in color, and they protect the developing flower bud. The calyx is responsible for enclosing and protecting the inner parts of the flower during its development.

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  • 14. 

    Which of the following is a function of fruits?

    • Production of food for the developing embryo

    • Pollen dispersal

    • Seed dispersal

    • Attracting pollinators

    • Production of ovules

    Correct Answer
    A. Seed dispersal
    Explanation
    Seed dispersal is a function of fruits because fruits are the mature ovaries of flowering plants that contain seeds. Fruits have evolved to attract animals, such as birds or mammals, who eat the fruit and then disperse the seeds through their droppings or by carrying them to a different location. This dispersal mechanism increases the chances of the seeds finding suitable conditions for germination and growth, away from the parent plant.

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  • 15. 

    A tissue that is formed from a triploid nucleus and that stores food for the developing plant embryo is the:

    • Endosperm

    • Endoderm

    • Mesosperm

    • Mesoderm

    • Microspore

    Correct Answer
    A. Endosperm
    Explanation
    The endosperm is a tissue that is formed from a triploid nucleus and serves as a storage site for food in the developing plant embryo. This tissue provides nutrients and energy for the growing embryo, allowing it to develop and germinate successfully. The endosperm is typically found in angiosperms, where it can be consumed by animals or used by the developing plant itself as a source of nourishment.

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  • 16. 

    A scion is:

    • A part of a plant that is grafted to root stock of a closely related plant

    • A tetraploid zygote formed from the union of two diploid nuclei

    • A triploid zygote that developers into an endoderm

    • The root stock that another plant part is grafted to

    • A clone of a plant created by tissue culture in lab

    Correct Answer
    A. A part of a plant that is grafted to root stock of a closely related plant
    Explanation
    A scion is a part of a plant that is grafted to the root stock of a closely related plant. This means that a scion is a piece of a plant, such as a stem or bud, that is attached to the root system of another plant. The purpose of grafting a scion onto a root stock is to combine desirable traits from both plants, such as disease resistance or fruit quality. This allows for the propagation of plants with specific characteristics, making grafting a common technique in horticulture and agriculture.

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  • 17. 

    Whorl four of a flower is made up of the:

    • Petals

    • Female parts of a flower

    • Sepals

    • Male parts of a flower

    • Stem Region

    Correct Answer
    A. Female parts of a flower
    Explanation
    Whorl four of a flower is made up of the female parts of a flower. In a flower, the female parts include the pistil, which consists of the stigma, style, and ovary. The pistil is responsible for receiving pollen and fertilizing the ovules, leading to seed production. The petals, sepals, and male parts of a flower (stamen) are found in different whorls of the flower, not in whorl four.

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  • 18. 

    The whorl of a flower that consists of the female reproductive parts is the:

    • Calyx

    • Stamen

    • Stigma

    • Carpel

    • Corolla

    Correct Answer
    A. Carpel
    Explanation
    The correct answer is Carpel. The carpel is the whorl of a flower that consists of the female reproductive parts. It is the innermost whorl of the flower and is responsible for producing and protecting the ovules, which later develop into seeds. The carpel is made up of three main parts: the stigma, style, and ovary. The stigma is the sticky structure at the top of the carpel where pollen is received, the style is the slender tube that connects the stigma to the ovary, and the ovary contains the ovules.

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  • 19. 

    A mature ovary, specialized as a vessel that houses and protects seeds, is a:

    • Fruit

    • Seed

    • Ovule

    • Cotyledon

    • Seed Coat

    Correct Answer
    A. Fruit
    Explanation
    A mature ovary, specialized as a vessel that houses and protects seeds, is a fruit. Fruits develop from the ovary after pollination and fertilization, and they typically contain seeds. The ovary wall thickens and matures to form the fruit, which serves to protect the seeds and aid in their dispersal. Fruits come in various forms and can be fleshy or dry. They play a crucial role in the reproductive cycle of flowering plants by facilitating seed dispersal through various means, such as animal consumption or wind dispersal.

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  • 20. 

    Most angiosperms are dicots and most dicots are:

    • Cycads

    • Gymnosperms

    • Eucidots

    • Monocots

    • Mosses

    Correct Answer
    A. Gymnosperms
    Explanation
    Most angiosperms are dicots, meaning they have two cotyledons (seed leaves). Gymnosperms, on the other hand, are a group of plants that do not produce flowers or fruits and have naked seeds. Therefore, the correct answer is gymnosperms because most dicots are not gymnosperms.

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  • 21. 

    Whorl two of a flower is made up of the:

    • Petals

    • Female parts of a flower

    • Sepals

    • Male parts of a flower

    • Stem region

    Correct Answer
    A. Petals
    Explanation
    Whorl two of a flower is made up of the petals. The petals are the colorful, often showy part of the flower that attract pollinators. They are located inside the outermost whorl, which consists of the sepals. The petals play a crucial role in attracting insects or birds for pollination and reproduction.

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  • 22. 

    Angiosperms owe their widespread distribution to their production of pollen, seeds and flowers. Why is this production of pollen an advantage?

    • It is necessary for sexual reproduction

    • It allows fertilization in the absence of water

    • It allows fertilization in moist areas

    • It promotes pollination

    • It protects and nourishes the embryo

    Correct Answer
    A. It allows fertilization in the absence of water
    Explanation
    The production of pollen in angiosperms is an advantage because it allows fertilization in the absence of water. Unlike other plants that rely on water for fertilization, angiosperms can reproduce successfully in dry environments. The pollen grains contain male gametes that can be transported by wind, insects, or other animals to reach the female reproductive structures of the plant. This method of fertilization increases the chances of successful reproduction and allows angiosperms to thrive in a wide range of habitats.

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  • 23. 

    The aging of a plant is called:

    • Germination

    • Senescence

    • Tropism

    • Dormancy

    • Abscission

    Correct Answer
    A. Dormancy
    Explanation
    Dormancy refers to the period in a plant's life cycle when it temporarily stops growing and reduces its metabolic activity. This phase is often triggered by unfavorable environmental conditions such as extreme temperatures or drought. During dormancy, the plant conserves energy and waits for more favorable conditions before resuming growth. This is different from germination, which is the process of a seed sprouting and beginning to grow. Senescence refers to the aging process in plants, but it is not the correct answer in this context. Tropism refers to the growth or movement of a plant in response to a stimulus, and abscission is the shedding of leaves or other plant parts.

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  • 24. 

    Angiosperms owe their widespread distribution to their productio of pollen, seeds and flowers. Why is this production of seeds an advantage?

    • It is necessary for sexual reproduction

    • Is allows fertilization in the absence of water

    • It allows fertilization in moist areas

    • It promotes pollination

    • It protects and nourishes the embryo

    Correct Answer
    A. It protects and nourishes the embryo
    Explanation
    The production of seeds in angiosperms is an advantage because it protects and nourishes the embryo. Seeds provide a protective covering for the developing embryo, shielding it from external factors such as desiccation, predation, and extreme temperatures. Additionally, seeds contain stored nutrients that can be used by the embryo for growth and development until it can establish itself as a new plant. This ensures the survival and successful germination of the embryo, allowing angiosperms to reproduce and spread effectively.

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  • 25. 

    A seed that develops into a(n):

    • Pollen grain

    • Fruit

    • Ovary

    • Ovule

    • Sporophyte

    Correct Answer
    A. Ovule
    Explanation
    The ovule is a structure in plants that develops into a seed after fertilization. It contains the female reproductive cells, called the egg cells, which when fertilized by pollen, develop into seeds. The ovule is located within the ovary, which is the part of the flower that eventually becomes the fruit. Therefore, the ovule is the correct answer as it is the structure that specifically develops into a seed.

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  • Current Version
  • Mar 22, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Apr 27, 2012
    Quiz Created by
    Danpack1988

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