CBSE Class 12 Biology Practical Exam 2017 - 2018: Syllabus and Tips to Score Maximum Marks

CBSE Syllabus for Class 12 Biology Practical Exam 2017 – 2018 is available here. In this article, you will get complete details related to CBSE Class 12 Biology Practical Exam i.e., evaluation scheme, list of experiments, projects work etc. At the end, you will also get important tips to score well in CBSE Class 12 Chemistry Practical Exam.

If you are looking for latest CBSE Class 12 Biology Syllabus 2017 – 2018 (theory exam) then please go through the link given below

CBSE Class 12 Biology Syllabus 2017 - 2018

At the end of this article, you will find useful tips for practical exams. These tips will help you to fetch maximum marks in CBSE Class 12 Biology Practical exam 2017 – 2018.

First we will learn about

CBSE Syllabus for Class 12 Biology Practical Exam 2017 – 2018

Evaluation Scheme for CBSE Class 12 Biology Practical Exam

Evaluation Scheme
One Major experiment	05
One Minor experiment	04
Slide Preparation	05
Spotting	07
Practical Record + Viva Voice	04
Project Record + Viva Voice	05
Total	30 Marks

CBSE Class 12 Biology Practical Exam 2017 - 2018: List of Experiments

1: Study pollen germination on a slide.

2: Collect and study soil from at least two different sites and study them for texture, moisture content, pH & water holding capacity. Correlate with the kinds of plants found in them.

3: Collect water from two different water bodies around you and study them for pH, clarity and presence of any living organism.

4: Study the presence of suspended particulate matter in air at two widely different sites.

5: Study the plant population density by quadrat method.

6: Study the plant population frequency by quadrat method.

7: Prepare a temporary mount of onion root tip to study mitosis.

8: Study the effect of different temperatures & 3 different pH on the activity of salivary amylase on starch.

9: Isolate DNA from available plant material such as spinach, green pea seeds, papaya, etc.

B. Study/observation of the following (Spotting)

1: Flowers adapted to pollination by different agencies (wind, insects, birds).

2: Pollen germination on stigma through a permanent slide.

3: Identification of stages of gamete development, i.e., T.S. of testis and T.S. of ovary through permanent slides (from grasshopper mice).

4: Meiosis in onion bud cell or grasshopper testis through permanent slides.

5: T.S. of blastula through permanent slides (Mammalian).

6: Mendelian inheritance using seeds of different colour/sizes of any plant.

7: Prepared pedigree charts of any one of the genetic traits such as rolling of tongue, blood groups, ear lobes, widow’s peak and colour blindness.

8: Controlled pollination - emasculation, tagging and bagging.

9: Common disease causing organisms Like Ascaris, Entamoeba, Plasmodium, Roundworm through permanent slides or specimens. Comment on symptoms of diseases that they cause.

10: Two plants and two animals (models/virtual images) found in xeric conditions. Comment upon their morphological adaptations.

11: Two plants and two animals (models/virtual images) found in aquatic conditions. Comment upon their morphological adaptations

NCERT Solutions for CBSE Class 12 Biology ‒ All Chapters

Few quick tips to score well in CBSE Class 12 Biology Practical

• Thoroughly learn the complete theory behind the experiment.

• Revise your class notes (also go through NCERT Class 12 Biology textbooks).

• Imagine the diagram of the experiment & draw it roughly.

• Methodology & basic concepts are the frequently asked questions during viva.

• In case of any doubt, consult with the teacher or lab attendant.

NCERT Exemplar Questions: CBSE Class 12 Biology - All Chapters