Consider the following:

1. Rhizobium
2. Azotobacter
3. Mycorrhiza

Which among the above can be used as organic and bio fertilizers?

Which of the following in India have given evidence of occurrence of Uranium in India?

1. Aravalli belt in Rajasthan
2. Bhima basin in Karnataka
3. Son valley in Uttar Pradesh

Select the correct option from the codes given below:

Consider the following statements about Krishna-Godavari (KG) Basin:

1. KG-Basin is the largest river basin in India.
2. The basin is home to Olive Ridley turtles.
3. KG inland and offshore basins have good prospects of tight oil and tight gas reserves.

Which of the above statements is/are correct?

Consider the following comparisons of Eastern and Western Ghats:

1. Average elevation of Eastern Ghats is lower in comparison to Western Ghats
2. The coastal area of Eastern Ghats is narrower in comparison to Western Ghats

Which among the above is / are correct statements?

Consider the following diseases:

1. Rabies
2. Meningitis
3. Measles
4. Encephalitis

Which of the above affect the Central Nervous System?