acids, bases and salts — Science STD 10 — Question

State the normal blood pressure of human.

Give the name of organisms that use parasitic nutritive strategy.

If a number of bulbs of different wattages are joined in parallel with a voltage source, which bulb will glow with maximum brightness?

How many amongst the known elements are naturally occurring?

Which form of carbohydrate is stored in green plants and in human beings?

Trace the sequence of events which Occur when a bright light is focused on your eyes?

What is the difference of molecular masses between two successive compounds of homologous series?

Which energy conversion occurs in a hydropower plant?

Rearrange the following organs of digestive system :
Small intestine; Oesophagus; Stomach; Rectum; Mouth; Large intestine.
Where does the process of partial digestion of Starch and proteins takes place?

Trace the sequence of events which occur when a bright light is focused on your eyes?