The effect of reduction in biodiversity has been explained through rivet popper hypothesis by?
Paul Ehrlich put forward the Rivet Popper Hypothesis to demonstrate the effect of biodiversity loss on the ecosystem. This was... View Article
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Green fuel is obtained from?
A type of biofuel, green fuel, is deemed to be a safer and advantageous option in comparison to fossil fuels.... View Article
Which of the following sequences is recognized by restriction enzyme BamHI?
BamHI is isolated from the bacteria Bacillus amyloliquefaciens H strain. The recognition site of this is GGATCC (6-base pairs) and... View Article
Select the correct set of animals that possess metanephric kidney.
Mammals only Amphibians only Birds and reptiles only Reptiles, birds and mammals The Metanephric kidneys are involved in the process... View Article
Silencing of mRNA has been used in producing transgenic plants resistant to?
Nematodes Bollworms Bacterial blight White rusts RNA interference occurs in all the eukaryotic entities as a part of cellular defense.... View Article
Decomposition is aerobic or anaerobic?
The process of decomposition occurs when small and large entities disintegrate the waste food. Some of the entities which perform... View Article
Part of ear concerned with hearing is?
Ampulla Basilar membrane and tectorial membrane Reissner’s membrane and tectorial membrane Reissner’s membrane and basilar membrane The function of hearing... View Article
Superovulation and embryo transplantation are meant for improving?
The quality of milk in various breeds of cows The quality of meat in various breeds of bull Breeds of... View Article
hnRNA is formed by which enzyme?
hnRNA is heterogeneous nuclear RNA. Eukaryotic mRNA is monocistronic, unlike prokaryotic mRNA. It is the large pre-mRNA of different nucleotide... View Article
Maintenance of plant diversity in natural reserve is known as?
In vivo In vitro Ex situ In-situ It is in situ conservation. In this type of conservation, species are conserved... View Article
Cancer cells are characterized by?
Uncontrolled growth Invasion of local tissue Spreading to the other body part All of these Cancer cells, unlike normal cells,... View Article
Lichens Growing on Rocks are Called
1) Corticolous 2) Saxicolous 3) Terricolous 4) Lignicolous Answer:2) Saxicolous Explanation:Lichens are the symbiotic association of fungi and algae. The... View Article
The Phenomena of Red Tides of the Sea is Caused by
1) Dinoflagellates 2)Red algae 3) Dead bacteria 4) Fungi Answer:1) Dinoflagellates Explanation:Red tide is caused by red dinoflagellates, e.g. Gonyaulax.... View Article
Which of the Given RNA Carries Genetic Information Transcribed from DNA?
1) mRNA 2) tRNA 3) rRNA 4) snRNA Answer:1) mRNA Explanation: mRNA contains the genetic information transcribed from DNA for... View Article
Which of the Gastric Cells Help in Conversion of Ferric Ions into Ferrous Ions?
1) Mucous cells 2) Goblet cells 3) Parietal cells 4) Chief cells Answer:3) Parietal cells Explanation: Parietal cells secrete HCl,... View Article
Which Loop in tRNA Recognises the Aminoacyl Synthetase Enzyme?
1) Anticodon loop 2) TѰC loop 3) DHU loop 4) Amino acid acceptor arm Answer:3) DHU loop Explanation: DHU loop... View Article
During Summer when There is Water Loss, ADH is
Answer: During summer when there is water loss and dehydration, ADH secretion increases. ADH increases the water reabsorption by DCT... View Article
Which One is an Example of Alien Species?
1) Introduction of water hyacinth into India 2) Introduction of Nile perch into Lake Victoria in East Africa 3) Introduction... View Article
Which is the Cause of Damage referred to as Relative Biological Effectiveness?
1) High temperature 2) Low temperature 3) Pollution 4) Radiation Answer:4) Radiation Explanation: Relative Biological Effectiveness (RBE) usually refers to... View Article
Which of the Following Cuts the DNA at Specific Places?
1) Exonuclease 2) Ligase 3) Restriction endonuclease 4) Alkaline phosphatase Answer:3) Restriction endonuclease Explanation: Restriction endonucleases recognise the specific sequences... View Article
