Anaerobic respiration was first of all reported by
Options
(a) Maguenne (b) Kostychev (c) Klein (d) Pfeffer
Correct Answer:
Kostychev
Explanation:
No explanation available. Be the first to write the explanation for this […]
An important characteristic that Hemichordates share with Chordates is
Options
(a) Pharynx without gill slits (b) Absence of notochord (c) Ventral tubular nerve cord (d) Pharynx with gill slits
Correct Answer:
Pharynx with […]
An excised leaf does not turn yellow if it is induced to root. This is attributed to synthesis in root of or Leaf agins is retarded by
Options
(a) Ethylene (b) Cytokinins (c) […]
An example of synovial joint is found between
Options
(a) two vertebrae (b) two skull bones (c) humerus and ulna (d) tail vertebrae
Correct Answer:
humerus and ulna
Explanation:
Movable joints are called […]
An example of merocrine gland is
Options
(a) Sebaceous gland (b) Pineal gland (c) Salivary gland (d) Mammary gland
Correct Answer:
Salivary gland
Explanation:
On the basis of mode of secretion pancreas, salivary […]
An example of colonial alga is
Options
(a) Spirogyra (b) Chlorella (c) Volvox (d) Ulothrix
Correct Answer:
Volvox
Explanation:
Volvox is motile colonial freshwater alga with a definite number of vegetative cells.
An example of a seed with endosperm, perisperm, and caruncle is
Options
(a) Coffee (b) Lily (c) Castor (d) Cotton
Correct Answer:
Castor
Explanation:
In castor seed testa and tegmen are united together. […]
An essential element is one
Options
(a) Improve plant growth (b) Present in plant ash (c) Is indispensable for growth and is irreplaceable (d) Available in soil
Correct Answer:
Is indispensable for growth […]
An energy releasing process in which substrate oxidation occurs in absence of an external electron acceptor is
Options
(a) Photorespiration (b) Kreb’s cycle (c) Fermentation (d) CAM cylce
Correct Answer:
Fermentation
Explanation:
Fermentation […]
An average man needs approximately
Options
(a) 2900 K cal. energy/day (b) 500 K cal. energy/day (c) 1000 K cal. energy/day (d) 2000 K cal. energy/day
Correct Answer:
2900 K cal. energy/day
Explanation: […]
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