In the process of plasmolysis
Options
(a) Endosmosis occurs (b) Exosmosis occurs (c) Imbibition occurs (d) Diffusion occurs
Correct Answer:
Exosmosis occurs
Explanation:
Due to exosmosis, the protoplasm shrinks and leaves the cell […]
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 anaerobic respiration the pyruvic acid in muscle will form
Options
(a) Lactic acid (C₃H₆O₃) and H₂O (b) Alcohol (C₂H₅OH) and H₂O (c) Acetaldehyde and H₂O (d) Acetyl CoA and H₂O
Correct Answer: […]
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 […]
During respiration CO₂ is transported in the form of
Options
(a) Dissolved plasma (b) Sodium carbonate (c) KHCO₃ (d) Partly dissolved in plasma and partly in the form of sodium and potassium bicarbonate
Antigens are present
Options
(a) Inside nucleus (b) On cell surface (c) Inside cytoplasm (d) On nuclear membrane
Correct Answer:
On cell surface
Explanation:
Antigen are present on cell surface and cause the […]
A person suffers from beri-beri, rickets and scurvy if he is not taking adequate amounts of
Options
(a) Vitamin B₁₂, A and C (b) Vitamin B₁, D and C (c) Vitamin A, B […]
The prokaryotic flagella possess
Options
(a) helically arranged protein molecule (b) (9+2) membrane enclosed structure (c) unit membrane enclosed fibre (d) protein membrane enclosed fibre
Correct Answer:
helically arranged protein molecule
Explanation:
No […]
In mammals, the digestion of starch starts from
Options
(a) mouth (b) oesophagus (c) stomach (d) duodenum
Correct Answer:
mouth
Explanation:
The digestion of starch (carbohydrate) is initiated in mouth due to the action […]
For a reaction to occur spontaneously
Options
(a) ΔH must be negative (b) ΔS must be negative (c) (ΔH-TΔS) must be negative (d) (ΔH+TΔS) must be negative
Correct Answer:
(ΔH-TΔS) must be negative
Explanation: […]
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