46.

47.

48.

49.

50.

In the following reaction at equilibrium,
N20a(g) = 2NO2(g) AH = +58 kJ
which of the following changes will cause the equilibrium to shift to the right?
(A) Lowering of temperature
(B) Pressure is increased by adding Nz
(C) Adding a catalyst to the system

(D) Decreasing the pressure of the system

Which of the following solutions will have the highest equivalent conductance?
(A) 0.1M NaCl
(B) 0.01 M NaCl
(C) 0.001 M NaCl

(D) All of the above will have same equivalence conductance

How many proton NMR signals will be obtained for isobutane?
(ಹ) One singlet (B) One singlet and one quartet
(C) One doublet and one quartet (D) One doublet and dectet

Which one is a WRONG statement about sieve tubes?
@ They are found in pteridophytes and gymnosperms.

Gi) They consist of vertical cells placed one above the other forming long tubes connected at
the end walls by sieve pores.

(111) Sieve areas do not form sieve plates.

(iv) Sieve areas are not well differentiated.
(ಯ) @, Gi) and (iii) (B) (0, (10) ೩೧೮ (1)
(C) Gi) only (D) (i) and (ii)

Which among the following statements is TRUE?
൫ Allalgae possess chlorophyll and carotenes.
(ii) A parasitic sporophyte over gametophyte is found in ferns.
(ii) Multicellular branched rhizoids and leafy gametophytes are found in all bryophytes.
(iv) Ulothrix is a filamentous alga with flagellated reproductive stages.
(४) Multiciliate spermatozoids are found in Pteris and Cycas.
(ಯ). ©), Gi) and (iii) correct; (iv) and (v) wrong
(8). 0), (1) and (iv) correct; (iii) and (v) wrong
(C) (i), Gii) and (7) correct; (ii) and (iv) wrong

(D) (6), (iv) and (vy) correct; (ii) and (iii) wrong

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