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Archive for the ‘F4 Science CLASS WORK/HOMEWORK’ Category

Contains work done/discussed in class and homework given.

F4 Sc 1: WEEK 28 (Thur. 2/8/07).

Posted by nikzakiah on August 2, 2007

CLASS WORK
PEKA Experiment (F4 Sc 1).
1. Conducted PEKA experiment to study the effects of pH on the activity of pepsin (Activity 4.4, Practical Book, page 39 – 40). Students completed the remainder of report and submitted Lab Report at the end of class.

2. Continued to discuss the Discussion questions of the experiment to study the effects of temperature on salivary amylase activity, Practical Biology Form 4, page 38 and completed the whole report.
3. Discussed the answers to Exercise on Properties of Water.

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F4 Sc: WEEK 28 (Wed. 1/8/07)

Posted by nikzakiah on August 1, 2007

CLASSWORK (F4 Sc1 and F4 Sc3)
REVISION for Mid. Sem. 2 Exam – SHORT TEST on Meiosis, Enzyme, Cell Membranes & Transport and Macromolecules.

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F4 Sc: WEEK 28 (Tue. 31/7/07)

Posted by nikzakiah on July 31, 2007

CLASS WORK
1. Continued to discuss the Discussion questions of the experiment to study the effects of temperature on salivary amylase activity, Practical Biology Form 4, page 38 and completed the whole report.
2. Discussed the answers to Exercise on Properties of Water.

PEKA Experiment (F4 Sc 2).
3. Conducted PEKA experiment to study the effects of pH on the activity of pepsin (Activity 4.4, Practical Book, page 39 – 40). Students completed the remainder of report and submitted Lab Report at the end of class.

HOMEWORK
Study the following sub-topic for a short test (Revision for Mid. Sem. 2 Exam) in the next class:
1. Cell Membrane and Transport Across Membrane.
2. Macromolecules.
3. Enzyme.
4. Meiosis.

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F4 Sc: WEEK 28 (Mon. 30/7/07).

Posted by nikzakiah on July 30, 2007

CLASS WORK
1. Discussed the PEKA Experiment Preparation (Aim, Problem Statement, Hypothesis, Variables, Procedures) for an experiment to study the effects of pH on the activity of pepsin (Activity 4.4, Practical Book, page 39 – 40).
2. Students wrote and completed the first half of the PEKA Report.

HOMEWORK
Bring eggs on the PEKA experiment day and prepare egg white (albumen) suspension on the morning of the PEKA experiment day (Come early to school – starts work at 7.30 a.m.). The suspension is to be boiled and cooled before the actual experiment work starts.

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F4 Sc: WEEK 27 (Fri. 27/7/07).

Posted by nikzakiah on July 27, 2007

HOMEWORK
Print and complete the exercise below on the Properties of Water.
properties-of-water.pdf
(Work due: 30/7/07)

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F4 Sc: WEEK 27 (Thur. 26/7/07).

Posted by nikzakiah on July 26, 2007

HOMEWORK
1. Complete the Lab Report on the experiment to study the effects of temperature on salivary amylase activity (from Aim to Table of Results and plotting of Graph). (Reference: Biology Form 4, Practical Book, page 36 – 38).

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F4 Sc: WEEK 27 (Tue. 24/7/07 and Wed. 25/7/07)

Posted by nikzakiah on July 24, 2007

CLASS WORK
1. Revision: discussed homework on Identifying phases of Meiosis.
2. Continued and completed discussion of Concept Map on Introduction to Nutrition. (Concept Map printed from teacher’s blog).
3. Conducted online search on cloning (Dolly the Sheep, discussed about Raelian Movement and Clonaid).
4. Discussed an experiment on the effect of temperature on the activity of salivary amylase.


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F4 Sc: WEEK 27 (Mon. 23/7/07).

Posted by nikzakiah on July 23, 2007

CLASS WORK
Started Chapter 6 : NUTRITION.
Introduced Nutrition by discussing the Concept Map below:
nutriintroquest.gif

HOMEWORK
Print out the Concept Map on Introduction to Nutrition posted above. Complete all answers that have been discussed in class. Bring to the next class for further discussion.

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F4 Sc: WEEK 26 (Thur. 19/7 and Fri. 20/7)

Posted by nikzakiah on July 19, 2007

CLASS WORK
1. Did July Test.
2. Discussed answers to the test.

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F4 Sc: WEEK 26 (Tue. 17/7/07 and Wed. 18/7/07).

Posted by nikzakiah on July 17, 2007

CLASS WORK
1. Discussed June Test.
2. Discussed and completed hand out on exercise on Cancer.
3. Discussed and completed hand out on exercise on Animal and Plant Cloning.
4. Discussed and completed hand out on exercise on Advantages and Disadvantages of Cloning.

HOMEWORK
1. Complete hand out to identify phases of Meiosis.
2. Describe the events occuring in each phase of Meiosis. (reference: SUCCESS Biology).
(Work due: Monday, 23/7/07).

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