Biotechnologists refer to Agrobacterium tumifaciens as a natural genetic engineer of plants. Give reasons to support the statement. 

Name the enzyme produced by Streptococcus bacterium. Explain its importance in medical sciences. 

Name the phase all organisms have to pass through before they can reproduce sexually.

Name the embryonic stage that gets implanted in the uterine wall of a human female. 

How do algal blooms affect the life in water bodies? 

Mention the contribution of genetic maps in human genome project.

Write a difference between net primary productivity and gross productivity.

How is “Rosie‟ considered different from a normal cow ? Explain.

State the importance of biofortification. 

Name the common ancestor of the great apes and man.