Advertisements
Advertisements
प्रश्न
Write four sequential steps of the procedure of the experiment "Preparing a temporary mount of a leaf peel to show stomata".
उत्तर
The steps involved in the preparation of temporary leaf mount to view stomata are:
1. Remove a part of the peel from the lower surface of the leaf and place the peel in a watch glass containing water.
2. Put a few drops of safranin stain in the watch glass and after 2-3 minutes, approximately take out the peel and place it on a clean glass slide.
3. Put a drop of glycerin over the peel and place a clean coverslip gently over it with the help of a needle to avoid any kind of air bubbles.
4. Remove the excess stain and glycerin with the help of blotting paper. and observe the slide under the microscope.
APPEARS IN
संबंधित प्रश्न
Pylorus is an opening from
Study the diagram given below and then answer the question that follows:
Identify the tooth and give a reason to support your answer.
Define the term ‘digestion’.
Observe the diagram given alongside and answer the following:
- Name the parts numbered 1-8.
- Which parts shown in the diagram are non-living?
- Is the tooth suited for cutting, tearing or grinding?
- What is the function of parts 8 and 7?
- What is the total number of teeth present in adult human beings?
- Write the dental formula of human beings.
What bodily needs or sensations do you become aware of even though you are reading a book?
Which systems work together to provide the body with energy?
Write down the explanation.
Explain the structure of tooth.
Analogy
Enzymes: Digestive glands:: _______: Endocrine glands.
Describe the alimentary canal of man
In which of the following vertebrate group/groups, the heart does not pump oxygenated blood to different parts of the body?
