PCB(18th May 1st Session)
This is all that I remember.
BIOLOGY
60% angiosperm question 1, 2,3,4 cell stage?
In what is pollen green stored
Nitrogen (-196°C)
Other options were there
Order of MMC, microspore dyad, tetrad, pollen grain
Embryo sac question, chalate end, antipodal, synergid, egg cell.
Layers of uterus(wrong option was peritonium)
Leydig cell, sertoli cell, spermiation, spermiogenesis match the column.
Secretions of glands in male Calcium, Fructose, Certain enzymes.
What hormone maintaining endometrium during menstrual cycle?
Order of oogonia, 1° oocyte, 2° oocyte, ovum
Structure of sperm question (wrong option were Acrosome has mitochondria and 90% sperm show good shape and size)
Treatable STDs.
ICSI direct question.
Who rediscovered mendels work?
Dihybrid cross(9:3:3:1) ratio question round and yellow, round and green, wrinkled and yellow, wrinkled and green. For round yellow ig
9:16
3:16
1:16
2:16
Genes are units of inheritance.
Physical association of genes by TH Morgan was termed as
Linkage
Recombination
Crossing over
One question from Mendelian or chromosomal disorder (maybe)
Micro organism used by Frederick Griffith.
Match the column for RNase, DNTPs, DDDP, Ligase
3 transcription units(promotor, structural gene, terminator)
What appear in mature RNA? (I got this wrong ffs)
Intron
Exon
Citron
RNA polymerase 1,2,3 match the column.
Regulation of gene expression sequence. (I got this wrong)
transcriptional level
processing level
transport of mRNA from nucleus to the cytoplasm.
translational level.
Match the column of placental and Australian marsupial.
Hugo deVries question
Order of evolution of man.
Immunity question.
Drugs question. (Smack, cannabis sativa)
Which drug is not used to treat depression and insomnia?
Barbiturate
Amphetamine
Benzodiazephene
Morphine
Case study of adolescence and drug/alcohol abuse.
Prevention and control.
Typical micribes in human welfare question (immunosuppressive drug, statins, bread, etc)
Order of sewage treatment (physical, then secondary flocs, anaerobic sludge digestor)
Full form of IARI and KVIC.
Which isn't used to increase fertility of soil?
Trichoderma
Azotobacter
Azospirillum
Rhizobium
What codes for protein in pBR322 vector diagram?
What isn't selectable marker in E coli?
Insulin
Tetracycline
Ampicillin
Chloramphenicol
What enzyme is used to break what cell? Plant, animal, fungi, bacteria.
Which isn't a PCR step?
What vitamin is there in golden rice?
What affects root of tobacco plant?
What's wrong wrt pro hormone?
Alpha-1- antitrypsin question.
Commensalism question (one species benefitted other unaffected)
Whats the predator in Rocky intertidal communities in American Pacific Coast? Pisaster starfish
Vertical distribution of different species(stratification)
Humus question.
Plants capture what percent of PAR?
Alien species invasion question
What comes under broadly utilatarian?
Ex situ question
CHEMISTRY
What's administered intravenously in methanol poisoning?
What prevent corrosion?
Anthracene
Bisphenyl
Benzene
Benzophenone
What type of cell was used in Apollo mission?
Ni-Cd
Fuel
Mercury
I don't remember 4th option
DDT is used to treat?
Skin cancer
Lice and something
Eye infection
Another option
Catalysts from d&f block.
Magnetic moment
Find order of reaction and the rate constant with unit was given.
Change of hybridization of carbonyl compounds in nucleophilic substitution reaction.
Reagents used to change aldehyde to carboxylic acid.
Naming reactions (match the column)
Position of free OH group in fructofuranose(something like that)
Amylose is component of?
Product obtained on breakdown of lactose.
Same for sucrose.
Hg[Co(SCN)4] and K3[ something hybridization.
[Co(NH3)6]+3 hybridization.
What does g denote in t2g and eg?
POS
COS
I don't remember other 2 options
BP order of butanol, butanal, n butane, one more was there
BP order CH3F, CH3Cl, CH3Br, CH3I
Solubility order and Kh was given
Conductivity order Silver, Graphite, Teflon, Sodium
lnk vs 1/t graph
Why fishes like cold water?
Antifreeze used in cars.
Prolonged heating of glucose in HI.
Deficiency of vitamin D.
Aldehyde in conc H2SO4(not sure about this)
Interstitial compound properties.
Units of conductivity, conductance, resistivity etc
S cm-1= ? S m-1
10 S m-1
100 S m-1
0.1 S m-1
0.01 S m-1
Negative deviation graph and examples.
Wilkinson catalyst.
What does catalyst do?
Increase ROR
Change equilibrium constant
Do not alter Gibbs free energy
Another point and 4 options were there.
Order by most number of f electrons Ce+4, Eu, Tb, Yb(each had some power)
If r=[A]¹[B]² then if concentration of is tripled then new rate constant.
PHYSICS
I don't remember much of physics.
There was increasing wavelength question.
One question came exactly from NEET 2026 about electromagnetic wave and their production like microwave, visible light, gamma rays, infra red rays.
One about 600 turns so 108H then in 500 turns something like that
Planks constant unit.
Match the formula (direct)
p n junction diode question
Chain reaction occurs due to.
Modern physics was easy the paper was direct formula based.
Ray optics question about dentist using lens with focal length.
Telescope question about three lenses which will be objective which will be eyepiece the data was given.