If for some reason the parietal cells of the gut epithelium become partially non-functional, what is likely to happen?
Options
(a) The pancreatic enzymes and specially the trypsin and lipase will not work […]
If excess water passes out from the tissue without being restored by the kidneys. the cells wound
Options
(a) Burst open and die (b) Take water from the plasma (c) Not be affected […]
If bundle sheath cells of the C₄ plants are infected by an organism, which utilize CO₂ efficiently then which process will be affected very first
Options
(a) PGAL → RUBP (b) PGAL + […]
If a tree flowers thrice in a year (October, January and July) in Northern India, it is said to be
Options
(a) Photosensitive but thermo-insensitive (b) Thermosensitive but photo-insensitive (c) Photo and thermo-insensitive […]
If a stimulus, several times greater than the threshold stimulus is provided to a muscle fibre, it will
Options
(a) Contract with a larger force (b) Contract with a smaller force (c) Contract […]
If a person has lost his memory in an accident, the following part of the brain have got injured
Options
(a) Diencephalon (b) Medulla oblongata (c) Cerebellum (d) Cerebrum
Correct Answer:
Diencephalon
Explanation: […]
If a muscle undergoes rapid contraction and relaxation the sarcoplasmic reticulum extension
Options
(a) Requires constant plugging in and out of Ca²⁺ (b) Rapid synthesis of myosin (c) Do not require energy (d) […]
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 […]
Identify the cells whose secretion protects the lining of gastro-intestinal tract from various enzymes
Options
(a) Goblet Cells (b) Oxyntic Cells (c) Duodenal Cells (d) Chief Cells
Correct Answer:
Goblet Cells
Explanation:
Goblet […]
IAA and serotonin are derived (formed) from which of the following
Options
(a) Tryptophan (b) Tyrosine (c) Phenylalanine (d) None of these
Correct Answer:
Tryptophan
Explanation:
Natural auxins are synthesized in physiologically active […]
2017 Copyright Doctor Dreams Training Academy