BHU1997

Which one of the following sets of ions is necessary in the chemical events

Which one of the following sets of ions is necessary in the chemical events for muscle contraction? Options (a) Na⁺…

Which of the following ions help in muscle contraction

Which of the following ions help in muscle contraction? Options (a) K⁺ and Mg⁺⁺ (b) Na⁺ and K⁺ (c) Ca⁺⁺…

When plant cells are kept in hypertonic salt solution they get

When plant cells are kept in hypertonic salt solution, they get Options (a) turgid (b) deplasmolysed (c) plasmolysed (d) lysed…

The protein present in the bones is known as

The protein present in the bones is known as Options (a) Chondrin (b) Ossesin (c) Sclero protein (d) Globulin Correct…

The nonnucleated unicellular organisms of Whittakers classification are included

The non-nucleated, unicellular organisms of Whittaker's classification are included in the kingdom Options (a) Protista (b) Monera (c) cell shape…

The leaves of Mimosa pudica droop down when touched due to

The leaves of Mimosa pudica droop down, when touched, due to Options (a) nyctinasty (b) seismonasty (c) photonasty (d) epinasty…

The law of limiting factor in photosynthesis was given by

The law of limiting factor, in photosynthesis, was given by Options (a) Blackman (b) Calvin (c) R. Hill (d) Arnon…

Role of peroxisomes in photorespiration is

Role of peroxisomes in photorespiration is Options (a) helps in the oxidation of glycolate (b) helps in the oxygenation of…

If flowers are cut and dipped in dilute NaCl solution

If flowers are cut and dipped in dilute NaCl solution, Options (a) transpiration is low (b) endosmosis occurs (c) no…

The standard heat of formation of carbon disulphide (l) given that the standard

The standard heat of formation of carbon disulphide (l) given that the standard heat of combustion of carbon(s) , sulphur(s)…