Fill in the blanks:
(i) The ion formed by dissolution of H+in water is called______.
(ii) The equilibrium attained during the melting of ice is known as_____.

The equilibrium attained during the melting of ice is knows as _____.

The iron formed by dissolution of H^+ in water is called ________.

Fill in the blanks: (i) The degenerated and non-functional organs found in an organism are called______. (ii) The theory of natural selection for evolution was proposed by ____.

Fill in the blanks: (i) The posterior sucker is formed by the fusion of the _____ segments. (ii) The blood sucking habit of leech is known as_____.

Fill in the blanks: (i) The amount of work done to move charge from one point to another is called_____. (ii) When a circuit is open,_____ cannot pass through it.

Fill in the blanks: (i) The pairs of contrasting character (traits) of Mendel are called_____. (ii) DNA consists of two _____ chains.

Fill in the blanks: (i) Conductivity of water has resulted from the ____ of water. (ii) _____decomposition reaction may occur in the presence of heat or light.

Read the following statements and fill up the blanks with correct option. (i) Total soil water content in soil is called _____ (ii) Soil water not available to plants is called. _____ (iii) Soil water available to plants is called. _____

Select the option which correctly fills up the blanks in the following statements (i) Destruction of embroyo or foetus in the uterus is called "_____" (ii) Government of India legalised MTP in the year "_____" (iii) Natural family planning method is also called "______" (iv) "_____" is a method in which the make partner withdraws his penis from vagina just before ejaculation (v) "_____" is a copper releasing and "______" is a hormone releasing intra uterine devices.