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: […]
An artificial pace-maker is implanted subcutaneously and connected to the heart in patients
Options
(a) Having 90% blockage of the three main coronary arteries (b) Having a very high blood pressure (c) With […]
An antibody is a
Options
(a) Molecule that specifically inactivates an antigen (b) WBC which invades bacteria (c) Secretion of mammalian RBC (d) Component of blood
Correct Answer:
Molecule that specifically inactivates an […]
Among the following edible fishes, which one is a marine fish having rich source of omega-3 fatty acids
Options
(a) mystus (b) mangur (c) mrigala (d) mackerel
Correct Answer:
mackerel
Explanation:
Mackerel is […]
Amino acids not synthesized in the body are called
Options
(a) Non-essential (b) Active (c) Essential (d) Inactive
Correct Answer:
Essential
Explanation:
Essential amino acids are those which are taken from food, not […]
All the cytokinins are
Options
(a) Acidic (b) Aminopurines (c) Phenol (d) Glucosides
Correct Answer:
Aminopurines
Explanation:
Gibberellic acid is mainly related with elongation of plant.
All spinal nerves are
Options
(a) Motor (b) Sensory (c) Mixed (d) None of the above
Correct Answer:
Mixed
Explanation:
All spinal nerves are sensory and motor both(Mixed).
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