In horses, rabbits, hares, the cellulose gets digested in the
Options
(a) Caecum (b) Stomach (c) Appendix (d) Rumen
Correct Answer:
Caecum
Explanation:
Caecum is a small, pouch-like structure which ends into a […]
In citric acid cycle decarboxylation occurs when
Options
(a) Citric acid converts to α-ketoglutaric acid (b) Succinic acid converts to malic acid (c) Malic acid converts to oxaloacetic acid (d) Oxaloacetic acid converts […]
Identify the origin of sympathetic nerve fibres and the location of their ganglia
Options
(a) They arise from thoraco-lumber region of spinal cord and form ganglia just beside the vertebral column (b) They […]
Haversian canals are found in
Options
(a) Spinal cord (b) Brain (c) Long bones (d) Sponge
Correct Answer:
Long bones
Explanation:
Haversian canals are present in long bones such as humerus, femur, tibia […]
Dental formula of rabbit is
Options
(a) 1023/1023 (b) 3023/3023 (c) 1023/2023 (d) 2033/1023
Correct Answer:
2033/1023
Explanation:
Dental formula of Rabbit is (2033/1023) × 2 = 16/12 = 28
Cytokinin is a hormone whose main function is
Options
(a) Induction of cell division and delay in senescence (b) To take part in cell division (c) Refers to cell movements (d) To cause […]
Which pigment of the plant takes part in light reaction of photosynthesis?
Options
(a) Xanthophyll (b) chlorophyll-a (c) carotene (d) phycoxanthin
Correct Answer:
chlorophyll-a
Explanation:
Chlorophyll a is present in all photosynthetic plants […]
For vaporization of water at 1 atmospheric pressure, the values of ΔH and ΔS are 40.63 kJ mol⁻¹ and 108.8 JK⁻¹ mol⁻¹ ,respectively. The temperature when Gibb’s energy change ( ΔG) for this transformation will […]
Standard entropies of X₂, Y₂ and XY₃ are 60, 40 and 50 J K⁻¹ mol⁻¹ respectively. For the reaction 1/2X₂ + 3/2Y₂ ⇌ XY₃,ΔH = -30 kJ, to be at equilibrium ,the temperature should be […]
For an endothermic reaction, energy of activation is Ea and enthalpy of reaction is ΔH (both of these in kJ/mol). Minimum value of Ea will be
Options
(a) less than ΔH (b) equal to […]
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