The ultimate source of energy for a living being is
Sunlight
ATP
Fats
Carbohydrates
A.
Sunlight
Sunlight is the ultimate source of energy as it is the only inexhaustible resource, which is utilised by green plants and is passed on to higher trophic level through a food chain.
Which of the following species are restricted to an area?
Sympatric species
Sibling species
Allopatric species
Endemic species
Select the incorrect statement.
Stellar’s sea cow and passenger pigeon got extinct due to over exploitation by men
The mitotic convention on biological diversity was held in 1992
Species diversity increase as we move away from the equator towards the poles
Lantana and Eichhomia are invasive weed species in India
The effect of cigarette smoking and radon in combination on lungs is
Fatal
Synergistic
Mutualistic
Antagonistic
The thermostable enzymes, Taq and Pfu, isolated from thermophilic bacteria are
RNA polymerases
DNA ligases
DNA polymerases
Restriction endonucleases
Biolistic technique is used in
Gene transfer process
Tissue culture process
Hybridisation process
Germplasm conservation process
The largest gene in man is
Insulin gene
Tumour suppressor gene
Beta globin gene of haemoglobin
Dystrophin
Skin colour is controlled b
Single gene
3 pairs of genes
2 pairs of genes
2 pairs of genes with an intragene