T Flashcards

1
Q

What is the primary classification criterion for angiosperms?

A

The primary classification criterion for angiosperms is the structure of their flowers.

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2
Q

True or False: Angiosperms are classified into two main groups: monocots and dicots.

A

True

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3
Q

Fill in the blank: The order of angiosperms that typically has flower parts in multiples of three is called _______.

A

monocots

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4
Q

What type of leaf venation is commonly found in dicots?

A

Net-like or reticulate venation.

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5
Q

Which order of angiosperms is known for having a single cotyledon?

A

Monocotyledons (monocots).

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6
Q

Name one characteristic feature of the flower structure in dicots.

A

Flower parts usually occur in multiples of four or five.

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7
Q

What is the significance of the arrangement of floral parts in angiosperm classification?

A

It helps in distinguishing between different orders and families.

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8
Q

True or False: All angiosperms have a similar type of seed structure.

A

False

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9
Q

Which morphological feature differentiates the roots of monocots from dicots?

A

Monocots typically have fibrous roots, while dicots have a taproot system.

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10
Q

What type of fruit is commonly associated with the order Rosales?

A

Drupe or pome.

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11
Q

Fill in the blank: The presence of vascular bundles scattered throughout the stem is a characteristic of _______.

A

monocots

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12
Q

Which order of angiosperms includes species like roses and apples?

A

Rosales.

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13
Q

True or False: The presence of stipules is a defining characteristic of all angiosperm orders.

A

False

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14
Q

What is a distinguishing feature of the leaves of monocots?

A

Leaves are usually long and narrow with parallel venation.

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15
Q

Name one example of an angiosperm from the order Asterales.

A

Sunflower or daisy.

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16
Q

What does the term ‘perianth’ refer to in angiosperms?

A

The collective term for the calyx and corolla of a flower.

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17
Q

Which morphological trait is often used to differentiate between angiosperm orders?

A

Flower symmetry, such as radial or bilateral symmetry.

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18
Q

True or False: Angiosperms are the only group of plants that produce flowers.

A

True

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19
Q

What is the primary reproductive structure of angiosperms?

A

The flower.

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20
Q

Fill in the blank: The order _______ includes legumes such as peas and beans.

A

Fabales

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21
Q

Which order is characterized by having compound leaves and often a strong scent?

A

Rutales.

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22
Q

What morphological feature is common in the order Poales?

A

Grass-like structures with hollow stems.

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23
Q

Name one example of a plant from the order Liliales.

A

Lily or tulip.

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24
Q

What type of inflorescence is commonly found in the order Asterales?

A

Capitulum or head.

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25
True or False: The number of stamens can be used to classify angiosperm orders.
True
26
Which angiosperm order is known for having succulent plants?
Caryophyllales.
27
Fill in the blank: Angiosperms that have a high diversity of habitats and forms belong to the order _______.
Orchidales
28
What is the role of sepals in angiosperms?
They protect the developing flower bud.
29
Which order includes flowering plants that are primarily aquatic?
Nymphaeales.
30
What morphological characteristic is typical of the order Brassicales?
Flowers with four petals arranged in a cross shape.
31
What are angiosperms commonly known as?
Flowering plants
32
True or False: Angiosperms are the only group of plants that produce seeds.
False
33
What is the primary reproductive structure of angiosperms?
The flower
34
Fill in the blank: Angiosperms are classified into two main groups: ______ and ______.
Monocots, Eudicots
35
Which morphological feature distinguishes monocots from eudicots?
Monocots have one cotyledon; eudicots have two.
36
What type of leaf venation is typically found in monocots?
Parallel venation
37
What type of leaf venation is commonly found in eudicots?
Net-like venation
38
True or False: All angiosperms have woody stems.
False
39
What is the function of the flower in angiosperms?
To facilitate reproduction
40
What is the term for the outer whorl of a flower that protects the inner parts?
Sepals
41
What are the male reproductive organs of a flower called?
Stamens
42
What is the female reproductive part of a flower called?
Pistil
43
True or False: Angiosperms can be classified based on their pollination mechanisms.
True
44
What is the term for the arrangement of leaves on a stem?
Phyllotaxy
45
Fill in the blank: Angiosperms can be classified as ______, ______, or ______ based on their habitat.
Terrestrial, Aquatic, Epiphytic
46
What type of fruit develops from a single ovary?
Simple fruit
47
What type of fruit develops from multiple ovaries of one flower?
Aggregate fruit
48
What type of fruit develops from the ovaries of multiple flowers?
Multiple fruit
49
True or False: All angiosperms are autotrophic.
True
50
What is the primary function of angiosperm roots?
Anchorage and absorption of nutrients and water
51
What is the stem type that grows above ground and is typically herbaceous?
Erect stem
52
What type of stem grows along the ground?
Prostrate stem
53
What is a key characteristic of woody angiosperms?
Presence of secondary growth
54
What is the term for the vascular tissue that transports water in plants?
Xylem
55
What is the term for the vascular tissue that transports sugars?
Phloem
56
True or False: Angiosperms can reproduce asexually.
True
57
What is the term for the process by which flowers develop seeds?
Fertilization
58
What is the main method of seed dispersal in angiosperms?
Wind, water, or animals
59
What morphological feature is used to identify flowering plants?
Presence of flowers
60
Fill in the blank: In eudicots, the vascular bundles are typically arranged in a ______ pattern.
Ring
61
What is the term for the outer layer of cells in a root?
Epidermis
62
What is the primary role of angiosperm leaves?
Photosynthesis
63
True or False: Angiosperms can also be classified based on their life cycle.
True
64
What is the term for plants that complete their life cycle in one year?
Annuals
65
What is the term for plants that live for more than two years?
Perennials
66
What is the term for plants that live for two years?
Biennials
67
Fill in the blank: Angiosperms can be classified into ______, ______, and ______ based on their growth forms.
Herbs, Shrubs, Trees
68
What morphological feature is used to classify angiosperms into different orders?
Flower structure and arrangement
69
What is the term for the part of the flower where pollen is produced?
Anther
70
True or False: Some angiosperms have evolved to have specialized structures for water storage.
True
71
What is the term for the process of converting light energy into chemical energy in plants?
Photosynthesis
72
What type of angiosperm is characterized by having fibrous roots?
Monocots
73
What type of angiosperm typically has taproots?
Eudicots
74
Fill in the blank: The ______ is the part of the flower that attracts pollinators.
Petal
75
What is the role of nectar in angiosperms?
To attract pollinators
76
What term describes the evolutionary adaptations of plants to their environment?
Morphological adaptations
77
True or False: The structure of a flower can indicate the type of pollinator it attracts.
True
78
What is the primary component of the plant cell wall?
Cellulose
79
What is the primary pigment involved in photosynthesis?
Chlorophyll
80
Fill in the blank: The ______ is the base of the pistil where ovules are located.
Ovary
81
What type of angiosperm is typically found in wet environments?
Hydrophytes
82
What is the term for the modified leaves that form the outer layer of a flower?
Bracts
83
What is the primary role of the stigma in a flower?
To receive pollen