Hint | |
What process takes place to produce haploid reproductive spores? | |
What are the male reproductive organs in a plant called? | |
Where in the male reproductive organs are male spores produced? | |
What structure supports this structure? | |
What is another name for a male spore? | |
What are the female reproductive organs called? | |
What is the structure formed when several of the former structures fuse together? | |
What part of the female reproductive organ forms the fruit after fertilisation? | |
What structure has a sticky surface to which pollon grains adhere? | |
What is the structure that connects the last two structures together called? | |
What structure contains the egg cell? | |
What does this develop into after fertilisation? | |
What are usually absent in wind-pollinated flowers? | |
What is another characteristic of wind pollonated flower? | |
What is pollination? | |
What is a possible disadvantage with self pollination? | |
What is a possible advantage with self pollination? | |
What two things bring about variation in the genomes of male and female gametes? | |
What is the thick outer wall of the pollen grain called? | |
What is the thin inner wall of the pollen grain? | |
What is the only means by which a pollen grain can reach the female nucleus in the ovule? | |
On landing on the stigma the pollen grains absorb........... | |
They then..................producing a......................... | |
The pollen tube grows down the............. | |
How does it digest its way through this structure? | |
Upon reaching the ovule, the pollen tube bursts open. This releases the...................into an area called the.................... | |
How does the pollen tube enter this part of the ovule? | |
What is formed when the male and female nuclei fuse? | |
This divides by mitosis to form the.............. | |
This consists of three parts. What is the developing shoot called? | |
What is the developing root called? | |
What are the one or two seed leaves known as? | |
What develops for the embryo? | |
What does the ovary become? | |
What does the ovule become? | |
What are the two main groups that flowering plants are divided into? | |
What is one main requirement for germination? | |
What is another main requirement for germination? | |
What is another main requirement for germination? | |
Give a reason for the first requirement. | |
Give a reason for the second requirement. | |
Give a reason for the third requirement. | |
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