Questions

In human beings, the respiratory pigment is

Acid Rain has pH value of

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If asentence is free from error, select 'No Error'.

1. The 26th of January was chosen 

2. to commemorate the Purna Swaraj

3. declaration for the complete independence, of 1930.

4. No error

Which of the following plants have root nodules?

The collection of all possible combinations of the goods and services that can be produced from a given amount of resources and a given stock of technological knowledge is called the ____________ of the economy.

Which of the following metals is a liquid at room temperature?

In the following passage some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

The _____ of energy in India are met from both commercial and non commercial sources. The most _____ sources of energy today are coal and natural gas, hydro
electricity and nuclear power. On the other hand, firewood, cow-dung cakes and vegetable waste etc. _____ non commercial forms of energy. While non commercial
forms of energy _____ demand, coal is the _____ source of commercial energy in India.

coal is the _____ source of commercial energy in India. 

Which of the following is not considered as a part of the Abiotic Environment?