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Biology 102 > Seed Plants > Flashcards

Seed Plants Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q

Gymnosperms have _______ seeds.

A

showing

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2
Q

Angiosperms have _______ seeds.

A

hidden

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3
Q

What are examples of conifers?

A

Pine, spruce, fir, juniper, cypruss, and redwood

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4
Q

Monoecious means?

A

Male and female cones on the same tree

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5
Q

What forms on male cones?

A

Microspores (pollen)

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6
Q

What forms on female cones?

A

Megaspores (eggs)

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7
Q

How long does it take a seed to develop on a cone?

A

3 years

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8
Q

What type of tree is referred to as the “madien hair tree”?

A

Ginkgoes

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9
Q

What does deciduous mean?

A

Looses Leaves

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10
Q

What does diocious mean?

A

Male and female trees

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11
Q

What is the oldest tree in fossil record?

A

Ginkgoes

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12
Q

What female trees produce foul smelling fruit that has edible seeds?

A

Ginkgoes

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13
Q

What is also called ‘sago palms’?

A

Cycads

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14
Q

What is used for producing the drug ephedrine?

A

Gnetophytes

Gnetum and ephedra are two species

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15
Q

What is the most successful plant group due to speed of reproduction?

A

Angiosperms

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16
Q

What are the male reproductive areas on the flower?

A

Stamen, filament and anther

17
Q

What are the female reproductive areas on the flower?

A

Stigma, Style and Ovary

18
Q

What does the Stigma secrete?

A

Nectar

19
Q

What do nectar enzymes do?

A

Activates pollen so only pollen of the same species can begin the reproductive process

20
Q

What are eudicots?

A

Make up fruits, vegtables, and trees

21
Q

What are monocots?

A

grains and grasses

22
Q

How many Petals do monocots have compared to dicots?

A

Monocots have 3 to 6

Eudicosts have 4 to 5

23
Q

What is the difference in veins from monocots to dicots?

A

Eudicots have branching veins and Monocots have parallel

24
Q

In the stem Eudicots compare to dicots how?

A

Eudicots have vascular bundles arranged in a circle around the stem, monocots have them at random

25
Q

In the roots, how are the vascular bundles arranged?

A

Eudicots have them at the center, and monocots have them arranged in a circle

26
Q

How many sperm does it take to create a seed?

A

2 sperm

27
Q

After double fertilization, the ovary turns into?

A

a fruit

Biology 102 (16 decks)

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