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Leaving Cert Biology - Plant Reproduction Flashcards | StudBud
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Leaving Cert Biology - Plant Reproduction
Leaving Cert Biology - Plant Reproduction
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20 cards
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Practice quiz
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Questions
20
Answers
1
Which type of cell division takes place first in the pollen sac?
Meiosis
Mitosis
2
The pollen sac produces 4 haploid cells, what name is given to these?
Pollen Grain
Generative Nucleus
Filament
Tetrad
3
The first male gamete joins with what in the ovule to form a zygote?
Generative Nucleus
2 Polar nuclei
integuments
Egg Cell
4
Which type of cell division is essential for sexual reproduction in flowering plants?
Meiosis
Mitosis
5
What are the environmental conditions necessary for germination?
Water, Oxygen, Carbon Dioxide
Water, Carbon Dioxide, Suitable Temperature
Water, Oxygen, Suitable Temperature
Oxygen, Carbon Dioxide, Suitable Temperature
6
What type of seeds are used when showing digestive activity during germination?
Sunflower
Broad Bean
Radish
Cress
7
What is the function of the petal?
to make the flower look pretty
to protect the plant during dormancy
to attract insects for pollination
to protect the flower when it is in bud
8
What is dormancy?
Period when the embryo undergoes no metabolism
spreading of seeds away from the parent plant
union of male and female gamete
Regrowth of the embryo
9
Which part of the anther produces the pollen?
Filament
Anther
10
At which part of the ovary does the pollen tube enter?
Stigma
Style
Micropyle
Integuments
11
Which female part of the plant becomes the fruit?
The style
The ovule
The ovary
The Stigma
12
Which of the following is not a characteristic of wind pollinated flowers?
Non-stick pollen
large amount of pollen produced
large coloured petals
feathery stigmas
13
Plants can only reproduce sexually.
False
True
14
In female gamete formation, how many times does the embryo sac undergo mitosis?
1
4
3
2
15
Name this part of the plant
Stamen
Ovary
Carpel
Staman
16
What nutrient is used to show digestive activity during germination?
Malt
Sugar
Skimmed Milk
Starch
17
The embryo consists of the radicle and the plumule, what will the plumule grow into?
The cotyledons
The shoot
The roots
The endosperm
18
Which of these cells produce the male gametes?
Pollen Sac
Pollen Tube
Generative Nucleus
Egg Cell
19
What is the function of the nucellus?
Wall of the ovary
provides nutrients for the ovule
produces the egg cell
Control centre of the cell
20
If all the endosperm is absorbed by the cotyledons, the seed is...
Endospermic
Non-Endospermic
