Marx Weber , an influential German sociologist is related to which of the following administrative concept?

Consider the following observations:
1.Albedo of clouds is lesser to that of soils
2.The oceans have a low Albedo in comparison to Deserts
3.The Tropical Rainforests have the lowest albedo on the Earth
Which among the above statements is / are correct?

A Bell Shaped Pyramid tapered at top and bottom shows:

Anemia is caused due to deficiency of:

1. Iron
2. Folate
3. Vitamin B12

Select the correct option from codes given below:

How the burning of forests under Jhoom cultivation adversely affects the environment?

1. It make the soils devoid of nutrients such as Potash
2. It increase surface run-off of water
3. It increases emission of Green House Gases

Select the correct option from the codes given below: