Some students were very curious about the medium of tissue culture. Name the algae from which it is obtained.

Name the algae from which algin is prepared commercially

Pottassium permangante is a powerful oxdising agent in neutral, acidic and alkaline medium. In the lab, students were asked to convert an iodate. One of the students obtained I_2 instead of iodate:- What may be the reaction carried out by the student who obtained I_2 as one of the products?

A study tour of secondary class students team visited a tissue culture laboratory noticed a chemical labelled as " agar-agar" is adding to the culture medium. The same team visited an icecream factory happened to see the same material adding in the icecream mix. They asked the following questions to the teacher. (a) what is agar- agar? (b) Is it poisonous (c) What is the common purpose to using this? (d) How are they synthesized? Imagine that you are the teacher who is facing these queastions. Clarify the doubts of the students.

Some anatomical details of a material are given below vascular bundles are conjoint and open, medullary rays are present, hypodermis collenchymatous, cortex heterogenous. Identify the material. Name the tissue given above from which interfascicular cambium develops during secondary growth.

Two students were analysing the electronic configurations of the first 30 elements of the Periodic Table as part of an assignment. They found that two elements showed difference from other twenty eight elements. a) Which are the two elements?