Explain seed production for mud crab culture, which involves catching berried (egg-carrying) crabs, hatching their eggs, and rearing the larvae.

Discuss the key physical and chemical properties of water that must be maintained within safe levels for successful prawn seed production. Provide examples of optimal ranges for each property and explain their significance.

Using clear diagrams, explain how dykes and peripheral dykes are built for aquaculture ponds.

Briefly explain the different types of artificial feeds used to nourish fish or shrimp larvae in aquaculture.

What is induced breeding, and which hormones are commonly used to trigger it in fish farming?

Discuss how a shrimp hatchery is designed and built, using neat, well-labelled diagrams to illustrate the main structures and layout.

Describe the main types of flora and fauna that live in brackish water ecosystems.

What characteristics are considered ideal in organisms that are used for aquaculture/fish culture?

Describe the major estuaries found along the east and west coasts of India, and explain the important fisheries associated with them.

T.S. of coralloid root of Cycas.

Clamp connection formation in Basidiomycetes.

HIV virus.

Fungal antibiotics and drugs

With the help of suitable diagram, explain the sexual reproduction in Funaria.

Describe the mechanisms of genetics recombination in bacteria with suitable diagrams.

Justify gymnosperm seed have remarkable combination of two generations.

With the help of diagrams, describe the sexual reproduction in Polysiphonia.

Compare the male reproductive structure of Cycas and Pinus.

Describe economic importance of Pteriodophytes or Gymnosperms.

How do pollination and fertilisation occur in Pinus? Explain.