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 […]
Brunner’s gland are found in which of the following layers
Options
(a) Submucosa of stomach (b) Mucosa of ileum (c) Submucosa of duodenum (intestine) (d) Mucosa of oesophagus
Correct Answer:
Submucosa of duodenum […]
Living cells placed in isotonic solution (0.9% saline) retain their size and shape. This is based on the concept of
Options
(a) Osmosis (b) Diffusion (c) facilitated diffusion (d) transpiration
Correct Answer:
Osmosis
In higher plants, continuity of cytoplasm from one cell to its neighbouring cells is established through
Options
(a) apoplast (b) chloroplast (c) leucoplast (d) symplast
Correct Answer:
symplast
Explanation:
No explanation available. Be the […]
The basicity of aniline is weaker in comparison to that of mathyl amine due to
Options
(a) hyperconjugative effect of Me group in MeNH₂ (b) resonance effect of phenyl group in aniline (c) […]
Which one of the following methods is used to prepare Me₃COEt with a good yield
Options
(a) Mixing EtONa with Me₃CCl (b) Mixing Me₃CONa with EtCl (c) Heating a mixture of (1:1) EtOH […]
Which one of the following is wrong about molecularity of a reaction
Options
(a) It may be whole number or fractional (b) It is calculated from reaction mechanism (c) It is the number […]
Which of the following will show a negative deviation from Raoult’s law
Options
(a) Acetone-benzene (b) Acetone-ethanol (c) Benzene-methanol (d) Acetone-chloroform
Correct Answer:
Acetone-chloroform
Explanation:
Hydrogen bonds are formed on mixing acetone and […]
Juxtaglomerular apparatus is made up of
Options
(a) juxtaglomerular cell, macula densa and lacis cell (b) juxtaglomerular cell, Purkinje cell and chief cell (c) juxtaglomerular cell, lacis cell and myoepithelial cell (d) juxtaglomerular […]
Which one of the following is incorrect for ‘antherosclerosis’?
Options
(a) Constriction of arterial lumen reduces the blood flow. (b) Loss of dilation ability of the arterial wall and its rupture (c) Cholesterol […]
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