Reduction in vascular tissue, mechanical tissue and cuticle is characteristic of:
Options
(a) mesophytes (b) epiphytes (c) hydrophytes (d) xerophytes
Correct Answer:
hydrophytes
Explanation:
Reduction in vascular tissue, mechanical tissue and cuticle is […]
If a live earthworm is pricked with a needle on it outer surface without damaging its gut, the fluid that comes out is:
Options
(a) coelomic fluid (b) haemolymph (c) slimy mucus (d) […]
Consumption of which one of the following foods can prevent the kind of blindness associated with vitamin ‘A’ deficiency?
Options
(a) Flaver Savr’ tomato (b) Canolla (c) Golden rice (d) Bt-Brinjal
Correct Answer: […]
A person who is one along hunger strike and is surviving only on water, will have
Options
(a) less amino acids in his urine (b) more glucose in his blood (c) less urea in […]
Which one of the following type of plastids does not contain stored food material?
Options
(a) Amyloplasts (b) Chromoplasts (c) Elaioplasts (d) Aleuroplasts
Correct Answer:
Chromoplasts
Explanation:
Chromoplasts are non-photosynthetic coloured plastides which […]
Which one of the following is not considered as a part of the endomembrane system?
Options
(a) Golgi complex (b) Peroxisome (c) Vacuole (d) Lysosome
Correct Answer:
Peroxisome
Explanation:
Except peroxisome the remaining three […]
Which of the following cannot be detected in a developing foetus by amniocentesis?
Options
(a) Sex of the foetus (b) Down syndrome (c) Jaundice (d) Klinefelter syndrome
Correct Answer:
Jaundice
Explanation:
Jaundice cannot […]
Injury to adrenal cortex is not likely to affect the secretion of which one of the following?
Options
(a) Aldosterone (b) Both Androstenedione and Dehydroepiandrosterone (c) Adrenaline (d) Cortisol
Correct Answer:
Adrenaline
Explanation:
Adrenal […]
Which one of the following plasma proteins is involved in the coagulation of blood?
Options
(a) an albumin (b) serum amylase (c) a globulin (d) fibrinogen
Correct Answer:
fibrinogen
Explanation:
Fibrinogen, the protein of […]
Transition state structure of the substrate formed during an enzymatic reaction is:
Options
(a) Permanent but unstable (b) transient and unstable (c) permanent and stable (d) transient and stable
Correct Answer:
transient and unstable
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