1. Materia: Biology Senior 4
Profesora: Ma. Magdalena Ravagnan
Contenido nodal: The continuity of life and flowering plants
SEGUNDO TRIMESTRE
Fecha de presentación: December 2014
1) The figure below shows family tree for a condition known as nail-patella syndrome (NPS).
a i State whether NPS is controlled by a dominant or a recessive allele.
ii Explain which evidence from the family tree confirms your answer to i.
b Explain what the chances are for a third child of parents 6 and 7 having NPS. You may use a genetic diagram to help
your explanation.
2) (a) Select the correct term from the list below and write it in the box next to its description.

2. 3) (a) DRAW a section of a leaf LABEL ALL.
(i) State the function of the chloroplasts in photosynthesis.
(ii) Suggest the function of the stomata and the spaces between the spongy mesophyll cells in the process of
photosynthesis.
(b) Water is used in photosynthesis in the leaves of the plant. Write the word equation for photosynthesis.
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4) Draw the cut sections of a root and a stem. Label the xylem and phloem and state the function of each of them.
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5) Define the term translocation