Which one of the following is essential for photolysis of water?
Options
(a) Manganese (b) Zinc (c) Copper (d) Boron
Correct Answer:
Manganese
Explanation:
Photolysis is catalysed by the portein-bound inorganic complex containing manganese […]
Which one of the following is not a property of the genetic code?
Options
(a) Universal (b) Non-overlapping (c) Ambiguous (d) Degeneracy
Correct Answer:
Ambiguous
Explanation:
No explanation available. Be the first to […]
Which one of the following is not a constituent of cell membrane?
Options
(a) glycolipids (b) proline (c) phospholipids (d) cholesterol
Correct Answer:
proline
Explanation:
Proline is an amino acid and not a part […]
Which one of the following is correctly matched about vegetables?
Options
(a) Onion – Bulb (b) Ginger – Sucker (c) Cylamydomonas – Conidia (d) Yeast – Zoospores
Correct Answer:
Onion – Bulb
Explanation: […]
Which one of the following elements in plants is not remobilised?
Options
(a) Phosphorus (b) Calcium (c) Potassium (d) Sulphur
Correct Answer:
Calcium
Explanation:
Calcium is not remonilized from the leaves to the […]
The finches of Galapagos islands provide an evidence in favour of
Options
(a) evolution due to mutation (b) retrogressive evolution (c) biogeographical evolution (d) special creation
Correct Answer:
biogeographical evolution
Explanation:
No explanation […]
Important site for formation of glycoproteins and glycolipids is
Options
(a) vacuole (b) golgi apparatus (c) plastid (d) Iysosome
Correct Answer:
golgi apparatus
Explanation:
Eukaryotic cells contain a unique cluster of membrane vesicles known […]
Genes of interest can be selected from a genomic library by using
Options
(a) Restriction enzymes (b) Cloning vectors (c) DNA probes (d) Gene targets
Correct Answer:
DNA probes
Explanation:
No explanation available. […]
An organism used as a biofertilizer for raising soyabean crops is
Options
(a) Azotobacter (b) Azospirillum (c) Rhizobium (d) Nostoc
Correct Answer:
Rhizobium
Explanation:
No explanation available. Be the first to write the explanation […]
Among the human ancestors the brain size was more that 1000 cc in
Options
(a) Homo erectus (b) Ramapithecus (c) Homo habilis (d) Homo neanderthalensis
Correct Answer:
Homo neanderthalensis
Explanation:
Homo habilis had […]
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