Endosperm is consumed by developing embryo in the seed of
Options
(a) Pea (b) Maize (c) Coconut (d) Castor
Correct Answer:
Pea
Explanation:
In some seeds, during the process of the development of […]
End products of areobic respiration are
Options
(a) Sugar and oxygen (b) Water and energy (c) Carbon dioxide, water and energy (d) Carbon dioxide and energy
Correct Answer:
Carbon dioxide, water and energy
End product of citric acid/Krebs cycle is
Options
(a) Citric acid (b) Lactic acid (c) Pyruvic acid (d) CO ₂+H₂O
Correct Answer:
CO ₂+H₂O
Explanation:
The two molecules of pyruvate are completely degraded […]
Emerson’s enhancement effect and Red drop have been instrumental in the discovery of
Options
(a) Photophosphorylation and non-cyclic electron transport (b) Two photosystems operating simultaneously (c) Photophosphorylation and cyclic electron transport (d) Oxidative […]
Electron microscopic studies of the sarcomeres have revealed that during muscle contraction
Options
(a) The width of A-band remains constant (b) The width of the H-zone becomes smaller (c) The width of I-band […]
Electroencephalography is used to map regions of brain activity associated with
Options
(a) tumours (b) trauma (c) epilepsy (d) all of these
Correct Answer:
all of these
Explanation:
EEG is an non-invasive electrically […]
Electric potential of the brain is recorded by
Options
(a) CT scan (b) sphygmomanometer (c) ECG (d) EEG
Correct Answer:
EEG
Explanation:
Electroencephalography (EEG) is an electrophysiological monitoring method to record electrical activity […]
ECG records
Options
(a) Electric current of the body (b) Potential differences. (c) Pulse rate (d) Quantity of blood pumped per minute
Correct Answer:
Potential differences.
Explanation:
ECG is the record of changes […]
Earthworms have no skeleton but during burrowing, the anterior end becomes turgid and acts as a hydraulic skeleton. It is due to
Options
(a) Gut peristalsis (b) Setae (c) Coelomic fluid (d) Blood
Each human kidney has nearly
Options
(a) 10,000 nephrons (b) 50,000 nephrons (c) 1,00,000 nephrons (d) 1 million nephrons
Correct Answer:
1 million nephrons
Explanation:
Nephrons are morphological and physiological units of kidney. […]
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