Lab manual work ( science) Bio 1.To prepare stained temporary mounts of onion peel 2. To identify Parenchyma and sclerenchyma tissues in plants,straited muscle fibres and nerve cells in animals,from prepare slides and to draw their labelled diagram. Chem 1. To prepare (a) A mixture (b) A compound 2. To prepare (a) A true solution of common salt,sugar and alum in water (b) A suspension of soil,chalk powder and fine sand in water.
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NCERT Class 9 Science Lab Manual – Plant and Animal Tissues
NCERT Class 9 Science Lab Manual – Plant and Animal Tissues
EXPERIMENT
Aim
To identify parenchyma and sclerenchyma tissues in plants, striated muscle fibres and nerve cells in animals, from prepared (permanent) slides and to draw their labelled diagrams.
Theory
Tissues: A group of cells having similar structure, origin and functions is called a tissue. There are two types of tissues — plant tissues and animal tissues.
NCERT Class 9 Science Lab Manual - Plant and Animal Tissues 1
Materials Required
Permanent slides of parenchyma tissues, sclerenchyma tissues, straited muscle fibre, nerve cell and compound microscope.