Certain species of wasps are seen to frequently visit flowering fig trees. What type of interaction is seen between them and why?

What type of placentation is seen in sweet pea?

What is interaction between two species called?

The "clown fish" lives among the tentacles of sea anemone. What is this interaction between them called and why?

What do you mean by positive interactions between species?

Two elements X and Y have atomic numbers 12 and 16 respectively. Write the electronic configuration for these elements. To which period of the modern perioidic table to these two elements belong? What type of bond will be formed between them and why?

What do you mean by negative interactions between species?

Given below is a table depicting population interactions between species A and Species B. Name the types of interactions (a) and (b) in the above table. Justify giving three reasons how the type of interaction (b) is important in an ecological context.

Two identical balls each have a mass of 10 g. What charges should these balls be given so that their interaction eq3ualizes the force of universal gravitation acting between them? The radii of the balls may be ignored in comparison to distance between them.