During swallowing glottis can be covered by a thick fibrous cartilaginous flap called epiglottis. (True/False)

Read the following four statement carefully. (i) Ventral respiratory group of neurons of medulla oblongata can cause both inspiration and expiration. (ii) The part of the respiratory system starting with the external nostrils up to the terminal bronchioles constitutes the respiratory or exchange part of the respiratory system. (iii) During swallowing epiglottis can be covered by a thin elastic cartilaginous flap called glottis to prevent the entry of food into the larynx. (iv) Binding of oxygen with haemoglobin in primarily related of oxygen with haemoglobin is primarily related to partial prssure of O_(2) . Which of the above two statement are correct ?

The reduction of an oxide by aluminium is called as Roasting. True/False

The main white fibrous cover around the testes is called

The atrium and the ventricle of the same side are separated by a thick fibrous tissue, called as–

During acylation of amines, pyridine is added. True/False

Menstrual cycle ceases during pregnancy. (True/False)

Colloidal solution of a liquid dispersed in solid is called gel. True/False

A motion which repeats itself after a fixed interval of time is called periodic motion. True/false.

The energy of flowing water can be converted into electric energy (electricity). True/False.