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Flashcards in Seed Plants Deck (27)
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1

Gymnosperms have _______ seeds.

showing

2

Angiosperms have _______ seeds.

hidden

3

What are examples of conifers?

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

4

Monoecious means?

Male and female cones on the same tree

5

What forms on male cones?

Microspores (pollen)

6

What forms on female cones?

Megaspores (eggs)

7

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

3 years

8

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

Ginkgoes

9

What does deciduous mean?

Looses Leaves

10

What does diocious mean?

Male and female trees

11

What is the oldest tree in fossil record?

Ginkgoes

12

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

Ginkgoes

13

What is also called 'sago palms'?

Cycads

14

What is used for producing the drug ephedrine?

Gnetophytes
Gnetum and ephedra are two species

15

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

Angiosperms

16

What are the male reproductive areas on the flower?

Stamen, filament and anther

17

What are the female reproductive areas on the flower?

Stigma, Style and Ovary

18

What does the Stigma secrete?

Nectar

19

What do nectar enzymes do?

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

20

What are eudicots?

Make up fruits, vegtables, and trees

21

What are monocots?

grains and grasses

22

How many Petals do monocots have compared to dicots?

Monocots have 3 to 6
Eudicosts have 4 to 5

23

What is the difference in veins from monocots to dicots?

Eudicots have branching veins and Monocots have parallel

24

In the stem Eudicots compare to dicots how?

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

25

In the roots, how are the vascular bundles arranged?

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

26

How many sperm does it take to create a seed?

2 sperm

27

After double fertilization, the ovary turns into?

a fruit