Getting to Know Plants

6.08 Getting to Know Plants

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1. Match the following:

1. 1
2. 2
3. 3
4. 4
5. 5
6. 6

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2. Which of the following statements about decomposers is/are correct?
i. Decomposers breakdown dead plants and animals into simpler substances.
ii. Both viruses and bacteria are decomposers.
iii. Plants use the minerals salts produced by the decomposers.

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3. Which of the following is matched wrongly?

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4. What are the basic conditions required for a plant to grow from a seed to an adult plant? (Olympiad)


Option A. type of air
Option B. kind of fertiliser
Option C. amount of water
Option D. optimum temperature

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5. Which of the following statements about plants are true? (Olympiad)
Option A. All plants are edible.
Option B. Plants are green because of the presence of chlorophyll.
Option C. A shrub is also known as a tree.
Option D. The stem of a cactus is green and contains chlorophyll.

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6. We have taken the lowermost and swollen part of the pistil and cut it longitudinally andtransversely. Now, it looks like as shown in the figure given below. Name the part labelled as X? (Olympiad)

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7. Observe the figure given below and choose the correct option by identifying P, Q, R, S. (Olympiad)

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8. Observe the figure given below and opt the options that correctly states its features. (Olympiad)

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9. Examine the image. Which of the following statements is best supported by the visual evidence in the image?

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10. Refer to the flower structure and choose the option that correctly matches the labels v, vi, vii, and viii to their corresponding flower parts.

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11. Match the functions during the pollination process to the labeled parts i, ii, iii, and iv.

 

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12. Identify the part labeled that is NOT directly involved in the production or support of the seed.

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13. Select all the components that are part of the stamen of the flower. (Choose all that apply)

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14. Which parts of the flower are directly involved in its reproductive process? (Choose all that apply)

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15. Assertion (A): Transpiration in leaves is a process that contributes to the cooling of the plant.
Reason (R): Transpiration involves the release of oxygen during photosynthesis.

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16. Assertion (A): The anther is a part of the stamen in flowers.
Reason (R): It is responsible for producing and releasing pollen.

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17. Assertion (A): The ovary of a flower develops into a fruit after pollination.
Reason (R): Pollination involves the transfer of pollen from anther to stigma.

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18. Solve. (Riddle in Science)
In flowers, I'm a tower, with a very special power,
Holding ovules within, where new life may begin.
What am I?

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19. Solve. (Riddle in Science)
I'm part of a bloom, not a broom,
Holding pollen's grain, in sun or rain.
What am I?

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20. Solve. (Riddle in Science)
I'm a leaf's central line, strong and fine,
From me, veins branch away, in the sun's ray.
What am I?

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21. Solve. (Riddle in Science)
I'm a pathway in a leaf, not just a simple motif,
Carrying what's needed, where it's aptly seated.
What am I?

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22. If the process of transpiration in plants were to be compared to a system in a city, it would resemble: (Application in New Contexts)

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23. The role of the stamen in a flower is comparable to which human job? (Application in New Contexts)

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24. If the midrib of a leaf were to be compared to a part of the human body, which would it most closely resemble? (Application in New Contexts)

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25. Match the flower parts with their specific roles in reproduction:
I. Calyx: Protects the bud
II. Corolla: Aids in pollination
III. Stamen: Produces pollen grains
IV. Pistil: Houses the ovules

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26. Match the flower parts with their specific roles in reproduction:
I. Calyx: Protects the bud
II. Corolla: Aids in pollination
III. Stamen: Produces pollen grains
IV. Pistil: Houses the ovules

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27. The stamen of a flower is responsible for:
I. Protecting the flower
II. Attracting insects
III. Producing pollen
IV. Forming the fruit

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28. Which of the following correctly pairs flower parts with their functions?
I. Ovary: Part of the pistil that becomes the fruit.
II. Style: Supports the stigma and is part of the stamen.
III. Anther: Part of the stamen that produces pollen.
IV. Petal: Attracts pollinators and protects the reproductive organs.

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29. What are the functions of the different parts of a flower?
I. Sepals protect the developing bud and are the first whorl of the flower.
II. Petals attract pollinators and are the second whorl.
III. Stamens, consisting of anthers and filaments, are the male reproductive parts.
IV. Carpels, composed of stigma, style, and ovary, are the female reproductive parts.

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30. Match the floral parts with their correct functions:
I. Stamen produces pollen.
II. Petals, part of the corolla, attract insects for pollination.
III. Sepals, forming the calyx, protect the flower before it blooms.
IV. Ovary, part of the pistil, develops into a fruit.

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31. In what way does the carpel of a flower contribute to the plant's reproductive process? (Skill/Concept)

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32. How do stomata regulate the process of transpiration in leaves? (Skill/Concept)

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33. Analyze the role of the stigma, style, and ovary in the carpel of a flower during the pollination process. (Skill/Concept)

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34. How does the structure of the leaf contribute to its function in transpiration? (Skill/Concept)

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35. Which sequence correctly represents the development of a flower from pollination to seed formation?

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36. The _____ of a plant, including components like the _____ and the _____, are responsible for the reproductive process. These parts work together to facilitate the transfer of pollen and the development of seeds and fruits.

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37. Leaves play a vital role in _____, losing water through _____, which are small openings. This process not only cools the plant but also contributes to the global water cycle and aids in the transport of essential nutrients via the _____.

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38. The _____ of a plant, such as those in peas and grapes, are modified into structures like _____ for climbing. Conversely, in cacti, the _____ are modified for protection and to minimize water loss.

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39. The process of _____ in leaves is facilitated by _____, which uses sunlight to convert carbon dioxide and water into glucose. The leaf's structure, including the _____, supports this process by transporting nutrients.

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40. Select the INCORRECT match:

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41. Select the INCORRECT match:

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42. Select the INCORRECT match:

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43. Select the INCORRECT match:

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44. Stomata in leaves is to Transpiration as Pores in human skin are to:

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45. Reticulate Venation in leaves is to Mango as Fingerprint pattern in humans is to:

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46. Pollination in flowers is to Bees as Communication in humans is to:

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47. Photosynthesis in leaves is to Chlorophyll as Breathing in humans is to:

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48. Identify the components of a flower that aid in attracting pollinators. (Select all that apply)

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49. Identify the true statements about the petiole of a leaf. (Select all that apply)

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50. Select the features that contribute to the cooling of a plant.

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51. Leaves that have been modified into spines, such as in cacti, primarily adapt the plant to what kind of environment? (Remember)

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52. Which part of the leaf is typically broad and flat, playing a key role in photosynthesis? (Remember)

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53. Which process primarily occurs in the green parts of the leaf? (Remember)

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54. Leaves modified into spines, as seen in cacti, primarily serve to? (Remember)

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55. Look at the tree below. (Olympiad)

What is the importance of the part labelled X?
l. It helps the plant to make food.
ll. It acts as a hard covering to protect inner parts of a tree.
lll. It prevents the tree from losing too much water from evaporation.
lV. It carries the food to other parts of the plant.
E. It holds the plant upright.

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56. Assertion (A): Dodder plants use specialized parasitic roots to extract water and nutrients from host plants.
Reason (R): These roots penetrate the host plant's tissues, forming a connection for nutrient transfer.

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57. Assertion (A): Tubers and rhizomes are types of underground stems.
Reason (R): These stem modifications are primarily involved in nutrient storage.

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58. Assertion (A): Prop roots in banyan trees emerge from the branches.
Reason (R): Prop roots provide additional support to the tree's large canopy.

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59. Assertion (A): Tap roots can reach deeper soil layers than fibrous roots.
Reason (R): Tap roots need to anchor large trees and absorb deep groundwater.

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60. Modifications of stems in plants P, Q, R, and S serve various functions:
P: Swollen to store water.
Q: Develop into thorns.
R: Grow underground for food storage.
S: Form tendrils for support.
P, Q, R, and S respectively are:

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61. The Hidden Storage (Riddle in Science)
Round or elongated, hidden in the ground,
In me, nutrients and water are found.
I'm not a seed, but I help in food storage,
What part of the plant am I in this forage?

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62. Inspired by climbing roots, what feature could enhance the mobility of a search and rescue robot in rough terrain? (Application in New Contexts)

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63. Inspired by the water storage capacity of cactus stems, which innovation could be integrated into building design in arid climates? (Application in New Contexts)

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64. Considering the role of roots in reducing soil erosion, which agricultural practice could most effectively prevent topsoil loss? (Application in New Contexts)

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65. Which of the following are true functions of the stem in a plant's shoot system?
I. The stem absorbs water and minerals from the soil and transports them to the leaves.
II. Green stems can participate in photosynthesis.
III. Stems bind soil particles together to prevent erosion.
IV. Stems support flowers and facilitate their pollination.

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66. Which of the following are true functions of plant roots?
I. Binding soil particles to reduce erosion.
II. Absorbing sunlight for photosynthesis.
III. Absorbing water and nutrients from the soil.
IV. Providing support to the stem.

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67. The main advantage of a fibrous root system in grasses is:

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68. A primary function of tap roots is to:

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69. Which plant is likely to have a fibrous root system? (Skill/Concept)

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70. In the context of root modifications for storage, which plant would you expect to have fleshy roots? (Skill/Concept)

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71. The image illustrates a person ready to cut a stem from a hibiscus plant. Considering the various reasons for stem modifications in plants, why would a gardener take a stem cutting from a hibiscus plant?

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72. The image shows turnips with their roots attached. Considering the types of root modifications listed below, which modification best describes the function of the roots in turnips as depicted in the image?

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73. The image displays an asparagus plant along with its root system. Considering the various root modifications mentioned, which of the following best describes the role of the asparagus plant's roots as observed in the image?

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74. Refer to the diagram of the root system provided. Match the numbers to the correct parts of the root system:

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75. Which of the following statements is most accurate regarding the roots of this plant?

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76. The image showcases an intricate network of roots sprawling above and below the ground. Considering the nature of these roots, which of the following best describes their function and identifies the tree species?

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77. Examine the root structures labeled 'A' and 'B' in the image. Using the information about root types, determine the correct pairings of root systems to their typical plant examples and functions:
'A' shows a dense network of roots that is typical of a fibrous root system, providing excellent soil stabilization and is commonly found in plants like grass and _____, which benefit from the increased surface area for _____ absorption. 'B' displays a singular dominant root known as a taproot, characteristic of not just carrots but also plants like _____, which often utilize this root type for _____ storage.
Choose the correct pairings for 'A' and 'B':

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78. The _____ system of a plant includes specialized modifications like storage roots in carrots for nutrient _____, and climbing roots in the money plant for mechanical _____. These adaptations highlight the versatility of the root system in different environmental conditions.

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79. In plants with a tap root system, such as carrots and radishes, the main root grows _____, providing stability and efficient nutrient absorption. This system is contrasted with the fibrous root system found in plants like grass and wheat, which spreads out _____ near the soil surface.

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80. The _____ in plants like cactus and jade are adapted for water storage, helping the plant survive in dry conditions. Conversely, the _____ of roses and bougainvillea are modified into thorns for protection against herbivores, showcasing the plant's adaptability to its _____.

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81. The _____ in plants is responsible for holding leaves in an optimal position for sunlight exposure, crucial for photosynthesis. It also facilitates the transport of _____ from the roots to the leaves and the distribution of _____ from the leaves to other parts of the plant.

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82. The _____, consisting of the stem, leaves, and flowers, plays a crucial role in photosynthesis and reproduction. In this system, the _____ supports the plant and aids in the transport of nutrients, while the _____ are primarily involved in photosynthesis and gas exchange.

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83. Plants like cactus have modified their _____ into swollen structures for water storage. In contrast, the _____ of the rose are developed into thorns for protection. These adaptations illustrate the plant's ability to adjust to its _____.

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84. Select the INCORRECT match:

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85. Select the INCORRECT match:

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86. Climbing Roots in Money Plant for Support : Root :: Flattened Stems in Cacti for _______ : Stem.

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87. Nodes on a Stem : Leaf Emergence :: _______ : Root Emergence.

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88. Thorns in Roses for Protection : Stem :: Fibrous Roots in Wheat for _______.

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89. Climbing Roots : Money Plant :: Fibrous Roots : _______.

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90. Tubers in Potatoes : Food Storage :: Parasitic roots in Dodder : _______.

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91. Identify the plants whose stems are modified for photosynthesis. (Choose all that apply)

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92. Identify the correct examples of plants with climbing roots. (Choose all that apply)

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93. Select the functions of the stem in a plant. (Choose all that apply)

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94. Select the root modifications that serve the purpose of storage. (Choose all that apply)

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95. Climbing roots are a feature of which of these plants? (Remember)

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96. In plants like the potato, what stem modification is observed? (Remember)

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97. Which part of the plant is generally found above the ground? (Remember)

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98. Which stem modification aids in water storage? (Remember)

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99. Which type of root system features a single primary root? (Remember)

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