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: […]
Haversian canals are found in
Options
(a) Spinal cord (b) Brain (c) Long bones (d) Sponge
Correct Answer:
Long bones
Explanation:
Haversian canals are present in long bones such as humerus, femur, tibia […]
Which is activated in stress condition
Options
(a) Sympathetic (b) Parasympathetic (c) Somatic (d) Whole ANS
Correct Answer:
Sympathetic
Explanation:
Sympathetic nervous system increases defence system of body against adverse conditions. IT is […]
Translocation of sucrose in plant is done by
Options
(a) phloem (b) xylem (c) parenchyma (d) pericycle
Correct Answer:
phloem
Explanation:
Carbohydrates are translocated in the phloem. Zimmermann have shown that sucrose is […]
The low temperature treatment that shortens the period between sowing and the flowering is called
Options
(a) chemotaxy (b) freezing injury (c) vernalization (d) devermalization
Correct Answer:
vernalization
Explanation:
Photoperiodism is the response […]
Sphygmomanometer measure
Options
(a) Nerve conduction rate (b) Heart beat rate (c) Blood pressure (d) Pulse rate
Correct Answer:
Blood pressure
Explanation:
Blood pressure is measured in mm of mercury by an instrument […]
O₂ evolution is directly associated with:
Options
(a) PS I (b) PS II (c) phytochrome (d) phycocyanin
Correct Answer:
PS II
Explanation:
During photolysis of water the electrons released are picked up by […]
In germinating seed food supply is done by
Options
(a) auxin (b) gibberellin (c) cytokinin (d) ethylene
Correct Answer:
gibberellin
Explanation:
Gibberelin promotes seeds germination. During seed germination, especially of cereals, gibberelins stimulate the […]
Haversian system is a diagnostic feature of
Options
(a) Avian bones (b) All animals (c) Mammalian bones only (d) Reptilian bones
Correct Answer:
Mammalian bones only
Explanation:
Mammalian bone is characterized by the presence […]
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