Human Reproduction — BIOLOGY STD 12 Science — Question

Explain the levels of biodiversity at genetic specific and ecological levels with the help of one example each.

What are various public health measures, which you would suggest as safeguard against infectious diseases?

Explain what happens in frameshift mutation. Name one disease caused by the disorder.

Draw a labelled diagram of female reproductive system.

Distinguish between the roles of flocs and anaerobic sludge digesters in sewage treatments.

What does secondary productivity in an ecosystem indicate? List any two factors by which productivity is limited in an aquatic ecosystem.

How did Eli Lilly synthesis the human insulin? Mention one difference between this insulin and the one produced by the human pancreas.###What is genetically engineered insulin?

Why scientists called Agrobacterium tumifaciens as a natural engineer of plants?###Agrobacterium tumefaciens is a natural vector, How?

What do you understand by Biome? Explain.

Mark the odd one the following groups.
Fimbriae, Labia minora, Infundibulum, Isthmus.