Biology
There is no bacteria activity in which of the following process?

Tanning of leather
Preparation of sillage
Ripening of cheese
Sewage disposal

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Biology
The main function of the inner bark of a woody plant is to

Transport food from the leaves to the other parts of the plant
Act as a membrane impermeable to water and gas
Protect the plant from herbivorous animals
Transport minerals and water from the roots to the leaves

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Biology
Normal adult human male has

18 gram of haemoglobin/100 gram of blood
24 gram of haemoglobin/100 gram of blood
10 gram of haemoglobin/100 gram of blood
14 gram of haemoglobin/100 gram of blood

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