Write the different stages Involved in metallurgy.

Give the different steps involved in metallurgy

Raju is a diabetic patient who takes insulin injections regularly. The insulin used by such patients is produced by genetically engineered organisms. Write the different steps involved in the production of insulin by genetic engineering.

Write down the main three steps involved in the manufacture of sulphuric. acid by the contact process.

During a studt tour teacher showed the primary colonisers on the banks of the river 'Nila' . List the different stages of the identified succession.

Write the difference between ovipary and vivipary.