plant reproduction

Grade 9 Flower Lab

Given Date: Week 3

Name: ______________________________ Due Date: Week 4

Title: Parts of A flower

Aim: To observe the structures present in a flower

Apparatus / Material: blade, flower

Method:

1) Obtain a flower of your choice.

2) Cut the flower in half vertically [top to bottom] to expose the reproductive structures.

3) Draw a half of the flower [see drawing guidelines].

4) Record your observations.

Results: (Draw a cross-section of the flower using drawing guidelines)

Take a clear photo of the drawing and attach it to the lab report.

Drawing Guidelines

· Use a hard sharp pencil.  Do not use crayons, markers or coloured pencils.

· Diagram should be large and clear (take up 70% of the page) and done on plain paper (paper with NO lines).

· Drawings should never be shaded. 

· All drawings / diagrams should have a FULL UNDERLINED TITLE written in CAPITAL LETTERS, beneath the drawing.  

· Labels should be on one side only & written in pencil.

· Label lines should be drawn with a ruler horizontally and never cross each other.  Arrowheads should not be used at the end of label lines.

Discussion:

1) What type of reproduction is carried out by flowering plants? (1m)

____________________________________________________________

2) What are the major roles of the flower? (2m)

____________________________________________________________

3) List the main structures of the flower. (2m)

____________________________________________________________

4) How is this plant different from plants that do not have flowers? (1m)

____________________________________________________________

Conclusion:: Write a statement that satisfies the aim. (1m)

____________________________________________________________

O/R/R

· Method in past tense & passive voice /4
· # 1 Correct answer /1
· #2 Correct answer /2
· #3 Main parts listed /0.5 mk each = 2 mks total
· #4 Correct answer /1
· Suitable conclusion /1
Total (lab 1) /11

Drawing

· Smooth ContinuousLines /1
· Accurate Drawing /1
· No 3D/ No shading /1
· Large Drawing /1
· Label lines on one side /1
· Correct labels /0.5 mk each = 5 mks total
· Appropriate title /1

Total (lab 2) /11