81: "Jhum Cultivation" is connected with:

(a) Tribal people

(b) Delta cultivation

(c) Dry farming

(d) Hilly people
82: Rickets is caused due to:

(a) Deficiency of Vitamin A

(b) Deficiency of Vitamin D

(c) Deficiency of Vitamin C

(d) Low intake of proteins
83: The greatest hallmark of personal liberty is:

(a) Mandamus

(b) Certiorari

(c) Quo Warranto

(d) Habeas Corpus
84: Heart patients should avoid taking excess of:

(a) Proteins

(b) Fats

(c) Vitamins

(d) Carbohydrates
85: Assertion (A): Amoeba reproduces by fission.

Reason (R): All unicellular organisms reproduce by asexual methods.

(a) Both A and R are individually true and R is the correct explanation of A.
(b) Both A and R are individually true but R is not the correct explanation of A
(c) A is true but R is false.
(d) A is false but R is true.