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  1. Not all insects are pests; in fact, a great many of them...most common plant pests. Others prefer scale insects and mites and are very effective in ...

    5 Answers · Science & Mathematics · 02/10/2007

  2. Insects do have hearts - sometimes several of them! The heart in insects...progress anteriorly. As noted by several of the other posters, the insect circulatory system is an open system. This means that the blood...

    3 Answers · Science & Mathematics · 01/07/2013

  3. Insects: Any of very numerous, mostly small arthropods of the class Insecta...the thorax usually has one or two pairs of wings. Most insects undergo substantial change in form during development from the young to the adult stage. ( cit...

    2 Answers · Science & Mathematics · 02/10/2009

  4. Male insects cannot get pregnant or produce young (other than by fertilising the... in other invertebrate groups. Typically insect reproduction involves the male fertilising the female which then ...

    5 Answers · Science & Mathematics · 09/09/2009

  5. ...very interested in the field of entomology (study of insects). Lots of people think insects are...everything. In my opinion, I believe that insects do think. Just like sharks and ...

    7 Answers · Science & Mathematics · 06/08/2007

  6. Obviously insects flap their wings. But not all insects flap them..., moths and butterflies. Dragonflies like most insects have two sets of wings. The wings alternate strokes...

    9 Answers · Science & Mathematics · 21/07/2006

  7. main characters of insects: •1. 3 body parts 2. one pair of antennae... range in size from microscopic soil-dwelling insects to large beetles and butterflies but...

    6 Answers · Science & Mathematics · 07/06/2011

  8. For some insects, a bright light source is seen as a emergency beacon. When in doubt...which can be even worse than not moving at all. Light for some insects could be viewed in the same way as air bubbles pointing the...

    3 Answers · Science & Mathematics · 22/07/2010

  9. All insects are interesting. As long as they don't destroy crops...and wasps that lay eggs in living flesh. Most insects are beneficial for pollination, digging soil around plants roots...

    13 Answers · Science & Mathematics · 10/03/2018

  10. Insects require oxygen just as we do, and must "exhale" carbon dioxide, a waste product of... spiracles (8) allow the intake of oxygen from the air.Most insects have one pair of spiracles per body segment. Small flaps or...

    8 Answers · Science & Mathematics · 28/04/2010

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