Improvement in Food Resources — Science STD 9 — Question

What are advantages of manure?

Distinguish between the following pairs in one or two sentences for each:
Blood and lyrnph.

Distinguish between the following pairs in one or two sentences for each:

RBCs and WBCs.

Group the following and tabulate them as energy yielding, protein yielding, oil yielding and fodder crop.
Wheat, rice, berseem, maize, gram, oat, pigeon gram, sudan grass, lentil, soyabean, groundnut, castor and mustard.

Root hair is extension of which type of cell?

Discuss the implications of the following statement:
“It is interesting to note that poultry is India’s most efficient converter of low fibre food stuff (which is unfit for human consumption) into highly nutritious animal protein food.”

Distinguish between farmyard manure and compost manure.

What are the consequences of the following condition?
A cell containing higher water concentration than the surrounding medium.

How do good animal husbandry practices benefit farmers?