List of top Questions asked in NEET (UG)- 1994

The formula for calcium chlorite is
The four elements that make up 99% of all elements found in a living system are
The heart sound 'dup' is produced when
50 mL of hydrogen diffuses out through a small hole of a vessel, in 20 minutes. The time taken by 40 mL of oxygen to diffuse out is
Casparian strips occur in

Two cables of copper are of equal lengths. One of them has a single wire of area of cross-section A, while other has 10 wires of cross-sectional area \(\frac{A}{10}\) each. Give their suitability for transporting A.C. and D.C.

A seconds pendulum is mounted in a rocket. Its period of oscillation will decrease when rocket is
The total number of valence electrons in 4.2 g of $N_3^{-}$ ion is [$N_A$ is the Avogadro's number)
The type of joint between the human skull bones is called
The site of action and substrate of rennin are respectively