Ethylene is a ______ molecule.

Which among the following is not a characteristic of transition metals?

Which of the following organisms does not fit into the Cell Theory?

Chlorophyll was first isolated and named by

The disease Beri Beri is caused due to the deficiency of which of the following?

Who invented Helicopter?

Which of the following errors are identified by the compiler?

A piece of paper is folded and punched as shown below in the question figures. From the given answer figures, indicate how it will appear when opened?