Question

Q4 Write all Activities (activity, 8.1 to 8.6 of ch.8 of your ncert book in your n.b
write the activities in the following
format
AIM
und
Materait required in tale a
Procedure
to solt
Diagram i kat tratat a
Observation
Conclusion​

Answer 1

Answer:

Brief procedure:  activity 8.1 asks us to observe the slide of yeast in sugar solution. Observation: Under the microscope, we see yeast reproducing by forming buds.

Continue reading at Activity 8.1 How do Organisms Reproduce

Explanation:  Yeast is a simple unicellular fungus. In a favourable medium, it reproduces by budding. Here, a small outgrowth appears in the yeast. Soon the genetic material duplicates itself, and one copy goes to the newly forming bud. Now bud detaches from the mother yeast and starts a new life-cycle. Presence of sugar in solution acts as a favourable medium to the yeast as it provides them with a  source of energy. Here Yeast utilises sugar and forms Alcohol with the release of carbon dioxide. Application: In raising dough, we first increase the number of yeast by adding yeast to a warm sugar solution. This solution raises the dough faster.

Continue reading at Activity 8.1 How do Organisms Reproduce

Explanation: