What is a bisexual flower? Collect five bisexual flowers from your neighbourhood and with the help of your teacher find out their common and scientific names.

Discuss with your teacher and find out how to distinguish between RNA and DNA

We saw a plant breeder removing pollen grain from a bisexual flower. When and why did he employ this technique?

Discuss with your teacher and find out how to distinguish between Exonuclease and endonuclease

With the help of teachers and the internet find out the following What is the percentage of nickel, chromium and iron in Nichrome ?

Why does the number of chlorine atoms differ in these compounds? Try to find out by analysing the valency of the elements Na,Al,Cl and C . Analyse Table Examine the above table and identify how t write the chemical formula from valency. Compare your findings with the following. First write the element with lower elctronegativity. Exchange the valency of each element and write as sufix. Divide the suffix with the common factor. If the suffix is 1, it need not be written. .

Read the following statements and find out the incorrect statements. a. Plants use two abiotic (wind and water) and one biotic (animals) agent to achieve pollination. b. Majority of plants use abiotic agents for pollination. c. Only a small proportion of plants uses biotic agents. d. Pollination by water is common among abiotic pollinators. e. Pollination by wind is quite rare in flowering plants and is restricted to about 30 genera mostly monocotyledons.

With the help of teachers and the internet find out the following Does the result of your observation justify the use of nichrome as a heating element?

Discuss with your teacher and find out how to distinguish between Plasmid DNA and Chromosomal DNA