First Actions spectrum was obtained by using__________?

Related Mcqs:

The skeleton of sponges is made up of___________?

A. Calcium B. Silica C. Both of these D. None of these...

Equistem is an example of___________?

A. Psilopsida B. Lycopsida C. Sphenopsida D. Prteropsida...

The only promoter of leaf senescence in the following plant hormones is________________?

A. Gibberellins B. Cytokinins C. Auxins D. Abscisic Acid...

It is one of the convulsive disorders of nerves which are characterized by abrupt transient symptoms of motor, sensory, psychic or autonomic nature________________?

A. Parkinson’s disease B. Epilepsy C. Alzheimer’s discease D. Dementia...

Of the following, which one is better respiratory medium___________?

A. Air B. Water C. Soil D. None of these...