Metals generally have very high melting point. The metal which is exception to this property of metals is-
Which acid is the manufacture of synthetic rubber?
250 million years ago the Earth's seven continents were all grouped together into a super continent called:
Chlorophyll is formed from proto- chlorophyll in light. The proto- chlorophyll lacks two hydrogen atoms one each at _________and _________carbon of ___...
Fruit and shoot borer is an important pest of;
Tillers cut near base at 45° angle and developing buds or ripening grains chewed are the damaging symptoms of
The plantlet that is produced through clonal propagation is termed as
What is/are the effects of heavy metals on soil?
The pest density at which control measures should be applied to prevent an increasing pest population is _____
Deficiency of NITROGEN yellowing of leaf in a plant appears on __ ?
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