In Photosynthesis, The Light-independent Reactions Take Place At?
a) Stromal matrix b) Photosystem I c) Thylakoid lumen d) Photosystem II Answer: a) Stromal matrix Explanation: Dark reactions take... View Article
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The Introduction Of t-dna Into Plant Involves?
a) Exposing the plants to cold for a brief period b) Infection of the plant by Agrobacterium tumefaciens c) Allowing... View Article
A Column Of Water Within Xylem Vessels Of Tall Trees Does Not Break Under Its Weight Because Of?
a) Dissolved sugar in water b) Lignification of xylem vessels c) Tensile strength of water d) Positive root pressure Answer:... View Article
Industrial Melanism Is An Example Of?
a) Mutation b) Neo Lamarckism c) Natural selection d) Neo Darwinism Answer: c) Natural selection For more on NEET, visit... View Article
Which Of The Following Are The Most Suitable Indicators Of SO2 Pollution In The Environment?
a) Conifers b) Lichens c) Algae d) Fungi Answer: b) Lichens Explanation: Lichens do not grow in SO2 polluted areas... View Article
During Ecological Succession.
a) The number and types of animals remain constant b) The gradual and predictable change in species composition occurs in... View Article
Doctors Use Stethoscope To Hear The Sounds Produced During Each Cardiac Cycle. The Second Sound Is Heard When?
a) AV valves open up b) Ventricular walls vibrate due to gushing in of blood from atria c) AV node... View Article
Which One Of The Following Is Not Applicable To RNA?
a) Chargaff’s rule b) 5′ phosphoryl and 3′ hydroxyl ends c) Heterocyclic nitrogenous bases d) Complementary base pairing Answer: a)... View Article
Which Of The Following Joints Would Allow No Movement?
a) Cartilaginous joint b) Fibrous joint c) Synovial joint d) Ball and Socket joint Answer: b) Fibrous joint Explanation: The... View Article
Identify The Correct Order Of Organisation Of Genetic Material From Largest To Smallest.
a) Chromosome, gene, genome, nucleotide b) Genome, chromosome, nucleotide, gene c) Chromosome, genome, nucleotide, gene d) Genome, chromosome, gene, nucleotide... View Article
Roots Play Insignificant Role In Absorption Of Water In?
a) Pea b) Sunflower c) Pistia d) Wheat Answer: c) Pistia Explanation: Pistia – roots are poorly developed as they... View Article
Destruction Of The Anterior Horn Cells Of The Spinal Cord Would Result In Loss Of?
a) Sensory impulses b) Commissural impulses c) Voluntary motor impulses d) Integrating impulses Answer: c) Voluntary motor impulses Explanation: The... View Article
Increase In Concentration Of The Toxicant At Successive Trophic Levels Is Known As?
a) Biotransformation b) Biomagnification c) Biogeochemical cycling d) Biodeterioration Answer: b) Biomagnification For more on NEET, visit BYJU’S.
The Wings Of A Bird And The Wings Of An Insect Are?
a) Phylogenetic structures and represent divergent evolution. b) Homologous structures and represent divergent evolution c) Analogous structures and represent convergent... View Article
The Imperfect Fungi Which Are Decomposers Of Litter And Help In Mineral Cycling Belong To?
a) Basidiomycetes b) Deuteromycetes c) Phycomycetes d) Ascomycetes Answer: b) Deuteromycetes Explanation: Deuteromycetes are imperfect fungi that are decomposers of... View Article
The Chitinous Exoskeleton Of Arthropods Is Formed By The Polymerisation Of?
a) D-glucosamine b) Keratin sulphate and chondroitin sulphate c) Lipoglycans d) N-acetyl glucosamine Answer: d) N-acetyl glucosamine Explanation: Exoskeleton of... View Article
A Gene Showing Codominance Has?
a) Both alleles independently expressed in the heterozygote. b) Alleles that are recessive to each other c) One allele dominant... View Article
In Angiosperms, Microsporogenesis And Megasporogenesis?
a) Occur in anther b) Form gametes without further divisions c) Occur in ovule d) Involve meiosis Answer: d) Involve... View Article
In His Classic Experiments On Pea Plants, Mendel Did Not Use?
a) Seed colour b) Seed shape c) Pod length d) Flower position Answer: c) Pod length Explanation: Mendel selected Pea... View Article
If You Suspect Major Deficiency Of Antibodies In A Person, To Which Of The Following Would You Look For Confirmatory Evidence?
a) Serum globulins b) Fibrinogen in plasma c) Serum albumins d) Haemocytes Answer: a) Serum globulins Learn and explore more... View Article
