State the different types of basic forces in nature ?

What does an Ecological Pyramid indicate ? Explain the three different types of upright Pyramids in nature with help of an example each.

In a various form of matter the constituent particles are held together with different types of forces. The extent of forces depends on the nature of the substances. The forces operating in solid xenon are________

In a various form of matter the constituent particles are held together with different types of forces. The extent of forces depends on the nature of the substances. Solubility of O_(2) in water is due to_______

In a various form of matter the constituent particles are held together with different types of forces. The extent of forces depends on the nature of the substances. Solubility of NH_(3) in water is influenced by _________ interactions.

Describe the structure of a lichen, and name the three different types. What is the nature of this fungal association?

What are four different types of energy losses in a transformer? State how to reduce/minimize any one of them.

Name the different forces in nature.

An individual has a number of different types of cells was first stated by

In the figure given below the plant bears two different types of flowers marked 'A' and 'B'. Identify the types of flowers and state the type of pollination that will occur in them.

What is meant by classification ? State the difference between 'artificial', 'natural and phylogenetic' systems of classification.