The diagram shows the structure of a flower - Leaving Cert Biology - Question 15(a) - 2013
Question 15(a)
The diagram shows the structure of a flower.
(i) Name the parts labelled A, B, C and D.
(ii) What is meant by the term pollination?
(iii) Give two methods of poll... show full transcript
Worked Solution & Example Answer:The diagram shows the structure of a flower - Leaving Cert Biology - Question 15(a) - 2013
Step 1
Name the parts labelled A, B, C and D.
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Answer
A = Stigma
B = Anther
C = Ovary
D = Sepal
Step 2
What is meant by the term pollination?
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Answer
Pollination refers to the transfer of pollen from the anther (the male part of the flower) to the stigma (the female part of the flower). This process is essential for fertilization to occur.
Step 3
Give two methods of pollination in plants.
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Answer
Wind pollination, where pollen is carried by the wind to different flowers.
Insect pollination, where insects such as bees transfer pollen from one flower to another.
Step 4
What is the next step after pollination in the lifecycle of the plant?
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Answer
The next step after pollination is fertilization, where the pollen fuses with the ovule to form a zygote.
Step 5
Suggest a substance that flowers produce that may cause hay fever in some people.
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Answer
Pollen is the substance produced by flowers that may cause hay fever in some individuals.
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