Halophytes are peculiar in having
Options
(a) pneumatophoric stems (b) velamen tissue (c) vivipary (d) saline soils
Correct Answer:
vivipary
Explanation:
No explanation available. Be the first to write the explanation for this […]
If a student wants to study about birth rate, death rate, sex ratio, age distribution, etc, of a population, the information is obtained from
Options
(a) mortality table (b) life table (c) natality […]
A physiological response to the duration of light and darkness is a
Options
(a) daily phase cycle (b) circadian rhythm (c) biological clock (d) photoperiodism
Correct Answer:
photoperiodism
Explanation:
No explanation available. Be […]
Auxin is synthesized in which part of the plant?
Options
(a) apical (b) nodal (c) internodal (d) axillary
Correct Answer:
apical
Explanation:
No explanation available. Be the first to write the explanation for […]
Ethylene is involved in
Options
(a) aerobic respiration (b) anaerobic respiration (c) climacteric respiration (d) fermentation
Correct Answer:
climacteric respiration
Explanation:
No explanation available. Be the first to write the explanation for this […]
Genetic dwarfness can be overcome by treating it with
Options
(a) auxin (b) anti-gibberellins (c) gibberellins (d) ethylene
Correct Answer:
gibberellins
Explanation:
No explanation available. Be the first to write the explanation for […]
Calotes versicolor belongs to class
Options
(a) osteichthyes (b) amphibia (c) reptilia (d) aves
Correct Answer:
reptilia
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
Mammalian brain differs from an amphibian brain in possessing
Options
(a) olfactory lobes (b) cerebellum (c) corpus callosum (d) hypothalmus
Correct Answer:
corpus callosum
Explanation:
No explanation available. Be the first to write […]
The long neck of camel is due to
Options
(a) muscle in between two vertebra (b) increase in length of cervical vertebra (c) bony plate between two vertebra (d) none of the above
Water vascular system is characteristic feature of phylum
Options
(a) porifera (b) coelenterata (c) mollusca (d) echinodermata
Correct Answer:
echinodermata
Explanation:
No explanation available. Be the first to write the explanation for this […]
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