Respiratory quotient (R.Q.), during early stages of germination of castor seed, is
Options
(a) zero (b) less than one (c) one (d) more than one
Correct Answer:
less than one
Explanation:
No explanation […]
Potatoes are cultivated by
Options
(a) seeds (b) cutting of roots (c) foliar buds (d) buds on tubers
Correct Answer:
buds on tubers
Explanation:
No explanation available. Be the first to write the […]
The plants, growing on saline soils are called
Options
(a) mesophytes (b) halophytes (c) xerophytes (d) hydrophytes
Correct Answer:
halophytes
Explanation:
No explanation available. Be the first to write the explanation for this […]
Which of the following changes involved in irrelevant in the evolution of man
Options
(a) loss of tail (b) change of diet from hard roots (c) perfection of hand for tool making (d) […]
Gumboro disease is caused by
Options
(a) fungus (b) bacteria (c) virus (d) ticks and mites
Correct Answer:
virus
Explanation:
Infectious Bursal disease (IBD), or Gumboro disease, is a viral disease affecting young […]
Energy transfer from one trophic level to other, in a food chain is
Options
(a) 1% (b) 10% (c) 2% (d) 20%
Correct Answer:
10%
Explanation:
No explanation available. Be the first to […]
D.D.T. shows biomagnification (bioconcentration). It is found maximum in milk cream. Its concetration in human fat in India has reached a level of
Options
(a) 5 to 10 ppm (b) 51 to 75 […]
Culex carries which of the following disease?
Options
(a) filaria (b) yellow fever (c) malaria (d) sleeping sickness
Correct Answer:
filaria
Explanation:
No explanation available. Be the first to write the explanation for this […]
Development of fruit without fertilization is called
Options
(a) sporogamy (b) parthenocarpy (c) autogamy (d) parthenogenesis
Correct Answer:
parthenocarpy
Explanation:
Vivipary is a special type of seed germination found in several species of mangrove […]
Ring worm is due to
Options
(a) Algae (b) Virus (c) Fungus (d) Bacteria
Correct Answer:
Fungus
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
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