46184.Which of the following option is not correctly for this molecule?
It is Keto hexoses sugar.
Hydrolysis of a molecule of maltose
It can pass through the cell membarane
Found in the juice of fruits.
46185.Which the following is the word regarding steroids is not correct?
Cortisone
Progesterone
Glycolipid
Ergosterol
46186.Match the terms in column-I with suitable terms in column-II.
| Column – I | Column – II |
|---|---|
| P. Glycosidic bond | i. Triglycerides |
| Q. Ester bond | ii. Dinucleotide |
| R. Peptide bond | iii. Disaccharide |
| S. Phosphodiester bond | iv. Dipeptide |
P i Q iii R ii S iv
P iii Q iv R i S ii
P iii Q i R iv S ii
P ii Q iv R iv S iii
46187.Which the following regarding to examples of Keto sugar is not correctly?
Fructose
Ribulose
Ribose sugar
Dihydroxy acetose.
46200.Synthesis of RNA and protein takes place in which phase of the cell cycle ?
S-phase
M-phase
G1-phase
Metaphase
46201.Which structure can be observed at the surface of centromere during metaphase ?
Kinetochores
Chromatophore
Kinetophore
Chromatophore
46228.In plants the process in which loss of water occurs in form of water vapour is
Respiration
Guttation
Transpiration
Exosmosis
46229.Stomatal aperature is surrounded by guard cells and opens when guard cells are
Flaccid
Turgid
Bean shaped
Dumb-bell shaped
46233.The loss of water in form of water drops is called.
Transpiration
Respiration
Guttation
Exosmosis
46234.Transpiration is unavoidable evil because of
Structure of leaf and harmful effect
Beneficial and harmful effect.
Maintenance of turgidity for growth
Gaseous exchange for photosynthesis and respiration
46242.Out of the following, what is the function of Potasium ?
ion balance
stabilizes ribosomes
Required for iron absorption
In active site of many redox enzymes
46253.Due to which element deficiency bark of tree becomes rough and gets split and exudes gum-like secretion ?
Zn
K
P
Cu
46255.Donnan equillibrium is achieved at which surface ?
Cell wall
Nuclear membrance
plasma membrance
Vascular membrace
46261.The approximate dimension of chlorophyll porphyrin ring is.
1 Ao square
5 Ao square
10 Ao square
15 Ao square
46269.It is advantageous to use a water plant to demonstrate photosynthesis other than a land plant because.
it photosynthesize rapidly
it respires slowly
it does not transpire
O2 bubbles from cut and can be collected over H2O.