431: Lord Cornwallis introduced:

(a) Zamindari system

(b) Mahalwari system

(c) Mansabdari system

(d) None of the above
432: A body is attached to a spring balance suspended from a stand. The reading on the balance is 0.5 kg. The two together are detached from the stand and allowed to fall through a height. While falling the reading in the balance will be

(a) Zero

(b) Less than 0.5 kg but not zero

(c) More than 0.5 kg depending on the height

(d) 0.5 kg
433: Match List I (Physiological processes) with List II (Cell organelles) and select the correct answer by using the codes given below the lists :

List I : List II

I. Photosynthesis : (A) Plasma membrane
II. Mineral uptake : (B) Chloroplast
III. Respiration : (C) Mitochondria
IV. Protein Synthesis : (D) Ribosomes

Codes:

(a) I - A, II - B, III - C, IV - D
(b) I - A, II - B, III - D, IV - C
(c) I - B, II - A, III - C, IV - D
(d) I - B, II - A, III - D, IV - C
434: Which one among the following covers the highest percentage of forest area in the world?

(a) Temperate Coniferous forests
(b) Temperate Deciduous forests
(c) Tropical Monsoon forests
(d) Tropical Rain forests
435: Which of the following fertilisers leaves acidic residue?

(a) Ammonium phosphate

(b) Ammonium sulphate

(c) Urea

(d) Sulphate of potash