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B2: Quiz 16
B2: Quiz 16
1) Fill in the gaps in the extract below.
Plants are made out of many different types of cells that are organised into _______, which is then organised into _______; examples in plants are stems, roots and leaves. The stems, roots and leaves work together to form _______ _______ that perform a variety of different activities to ensure that the plant has everything that it needs in order to grow, survive and reproduce.
2)
a) What is meristem tissue?
b) Where in a plant is meristem tissue found?
3)
a) Write the word equation for photosynthesis.
b) What type of energy is needed for photosynthesis to take place?
4) The diagram below shows the different parts of a leaf.
Plants are made out of many different types of cells that are organised into _______, which is then organised into _______; examples in plants are stems, roots and leaves. The stems, roots and leaves work together to form _______ _______ that perform a variety of different activities to ensure that the plant has everything that it needs in order to grow, survive and reproduce.
2)
a) What is meristem tissue?
b) Where in a plant is meristem tissue found?
3)
a) Write the word equation for photosynthesis.
b) What type of energy is needed for photosynthesis to take place?
4) The diagram below shows the different parts of a leaf.
Use the following words to label the different parts of the leaf:
5)
a) Out of the bullet point options for question 4, where does the majority of photosynthesis take place?
b) Give 2 ways that your answer to part a is adapted so that lots of photosynthesis takes place.
6) The bottom of leaves contains tiny holes that facilitate gas exchange.
a)
i) What is the name of these tiny holes?
ii) What is the name of the cells that surround these holes?
b)
i) Which gas enters the leaf?
ii) Which gas leaves the leaf? Do not answer water vapour.
iii) What is the name of the process by which these gases enter/ leave the leaf?
7) The outside of a leaf is covered in epidermal tissue.
a) Give 2 reasons why the epidermal tissue is covered in waxy cuticles. You do not need to explain your answer.
b) Why is the epidermal tissue transparent?
8) There are air pockets in a leaf.
a) Why does a leaf contain air pockets?
b) Out of the bullet point options for question 4, where are the air pockets found?
9) The xylem tubes and phloem tubes transport substances around the whole plant.
a) What substances are transported through the xylem?
b) What substances are transported through the phloem?
- Xylem and phloem
- Epidermal tissue
- Stomata/ stoma
- Guard cells
- Palisade mesophyll tissue
- Spongy mesophyll tissue
5)
a) Out of the bullet point options for question 4, where does the majority of photosynthesis take place?
b) Give 2 ways that your answer to part a is adapted so that lots of photosynthesis takes place.
6) The bottom of leaves contains tiny holes that facilitate gas exchange.
a)
i) What is the name of these tiny holes?
ii) What is the name of the cells that surround these holes?
b)
i) Which gas enters the leaf?
ii) Which gas leaves the leaf? Do not answer water vapour.
iii) What is the name of the process by which these gases enter/ leave the leaf?
7) The outside of a leaf is covered in epidermal tissue.
a) Give 2 reasons why the epidermal tissue is covered in waxy cuticles. You do not need to explain your answer.
b) Why is the epidermal tissue transparent?
8) There are air pockets in a leaf.
a) Why does a leaf contain air pockets?
b) Out of the bullet point options for question 4, where are the air pockets found?
9) The xylem tubes and phloem tubes transport substances around the whole plant.
a) What substances are transported through the xylem?
b) What substances are transported through the phloem?