Questions

Which of the following gases is used to prevent food material from getting oxidised?

____ tissue changes the diameter of a blood vessel.

A hand made paper workshop can hire 8 craftsmen by paying them Rs 400 per person per day. The 9th craftsman demands Rs 450 per day. If this craftsman is hired then all other craftsmen must be paid Rs 450. The marginal resource (labour) cost of the 9th craftsman is

15% of an alloy was silver. If in a quantity of alloy there was 51 g of silver, what was the quantity of the other elements in the alloy?

Green House Effect' means

_________ is any attribute of the organism (morphological, physiological, behavioural) that enables the organism to survive and reproduce in its habitat.

The ____ of a substance is defined as the mass per unit volume.

Which of the following Country doesn't have a written Constitution?