Sea shore vegetation is called Halophytic vegetation, Biologists celebrate 5th June as World environmental day

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Free Online Mock Biology Multiple Choice Test on Organism and Environment

Sub Category : Organism and Environment	Test : 11	Time Left :
1.Sea shore vegetation is called
(1) Xerophytic vegetation (2) Halophytic vegetation (3) Hydraphytic vegetation (4) Mesophytes
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2.Biologists celebrate 5th June as
(1) World hygenie day (2) World population day (3) World environmental day (4) None
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3.Soil particles are arranged in order of increasing size are
(1) Clay-silt-sand (2) Clay-sand-silt (3) Silt-sand-clay (4) Sand-silt-clay
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4......is required in the formation of thyroxine?
(1) Calcium (2) Mg (3) Iodine (4) Strontium
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5. Mechanism to repair the damaged DNA by a process called?
(1) Photorelation (2) Photoreactivation (3) Biological amplification (4) None

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Free Online Mock Biology Multiple Choice Test on Organism and Environment