Name the microorganism which is commonly called as 'Brewer's Yeast'. What is its role?

Whi’ch one is commonly called as sea mouse?

Which cell organelles are commonly called "suicide bags"?

Paragraph based Questions : Read the paragraph and answer the questions given below : Remediation is the process of removing dangerous or poisonous substances from the environment, or limiting the effect that they have on it. When any biological organism is used for remediation, it is called bioremediation. When plant species are used for the purpose of remediation, it is called phytoremediation. When any microbes are used then it is named as microbial remediation. The methods of such remediation have helped to clean the environment from toxic effluents, especially sewage and crude oil Dr. Anand Chakraborty, a scientist of Indian origin, has worked on Pseudomonas aeruginosa which have reduced the crude oil films into carbon dioxide and water. Why Dr. Anand Chakraborty’s work phenomenal?

Radula occurs in which phylum members? what is its role?

Name the following organization which plays an important role in food security. Water Management transportation and communication.

P is a point through which lines a, b and c pass. What is point P called ?

Paragraph based Questions : Read the paragraph and answer the questions given below : Remediation is the process of removing dangerous or poisonous substances from the environment, or limiting the effect that they have on it. When any biological organism is used for remediation, it is called bioremediation. When plant species are used for the purpose of remediation, it is called phytoremediation. When any microbes are used then it is named as microbial remediation. The methods of such remediation have helped to clean the environment from toxic effluents, especially sewage and crude oill. Dr. Anand Chakraborty, a scientist of Indian origin, has worked on Pseudomonas aeruginosa which have reduced the crude oil films into carbon dioxide and water. What is the role of Pseudomonas aeruginosa?

What is age structure? Give its role:

Which was the first bio-patent? State its role.

Answer the following questions: From which ore is aluminium extracted? What are the stages in its extraction ( give only names )?