JK2005

The term protoplasm for the cell contents was coined by

The term protoplasm for the cell contents was coined by Options (a) Yon Mohl (b) J.E. Purkinje (c) J.S. Huxley&Hertwig…

The prokaryotic cell does not contain

The prokaryotic cell does not contain Options (a) chromosome (b) mitochondrion (c) plasma membrane (d) ribosome Correct Answer: mitochondrionExplanation:No explanation…

The organelle associated with aerobic respiration is

The organelle associated with aerobic respiration is Options (a) chloroplast (b) centriole (c) nucleus (d) mitochondria Correct Answer: mitochondriaExplanation:No explanation…

The cell as a basic unit of structure of living things was discovered by

The cell as a basic unit of structure of living things was discovered by Options (a) Aristotle (b) Robert Hooke…

The branch of biology dealing with structure function and reproduction of

The branch of biology dealing with structure, function and reproduction of cell is Options (a) cytology (b) anatomy (c) histology…

The compound which contains all the four 1°,2°,3° and 4° carbon atoms is

The compound which contains all the four 1°,2°,3° and 4° carbon atoms is Options (a) 2,3-dimethylpentane (b) 3-chloro-2,3-dimethylpentane (c) 2,3,4-trimethylpentane…

Calcium carbide on reaction with water yields

Calcium carbide on reaction with water yields Options (a) methane (b) ethane (c) ethene (d) ethyne Correct Answer: ethyneExplanation:No explanation…

The boiling point of water decreases at higher altitudes because

The boiling point of water decreases at higher altitudes because Options (a) the atmospheric pressure is low (b) the temperature…

The oxidation number of xenon in XeOF₂ is

The oxidation number of xenon in XeOF₂ is Options (a) zero (b) 2 (c) 4 (d) 3 Correct Answer: 4Explanation:No…

The conversion of ammonia into nitrites and nitrates is called

The conversion of ammonia into nitrites and nitrates is called Options (a) ammonification (b) nitrification (c) denitrification (d) all of…