Test 1 Flashcards
(44 cards)
What are the positive effects of insects?
1.Food for animals 2.Agents of decomp (termites and Dung Beetles) 3.Soil Formation
What is the main speciesl that is insectivorous?
Birds
What is a pest?
Damages plants important to humans,Annoy injure or kill humans or animals important to us,Damage products and possessions
What are the 4 ways a pest can damage plants
Feeding,sucking,chewing,ovipositing,boring holes in trees,and transmitting plant diseases
what is entomophobia?
Exaggerated fear of insects
What are examples of venomous insects and arthropods?
Mosquitos,ticks,brown recluse,deer flies,chiggers,Wasps,kissing bees,centipeeds,scorpians
Parasites that live outside the body Examples: Lice fleas mites mosquitos
Ectoparacites
Parasites that live inside the body examples: Sheep bot fly,screw worms
Endoparacites
What factors detirmine if a species is a pest
Market value of crop involved,Susceptibility of the crop to damage,cost to control insect species,Weather conditions,imppact the control has on the environment
What is the biggest order of classified insects?
Coleoptera (BEETLES ARE THE MOST COMMON)
Front part of the insect
Anterior
back part of the insect
Posterior
top of the insect
dorsal
Bottomside of the insect
ventral
Sides of the bug
lateral
From the head to butt of the length of the body
median line
Part furthest from the body,antennae,legs,wings
distal
closest to the body
proximal
Body divided into 3 tamata- the process of fusing segments to form the tagmata
tagmosis
What are the three tagmata
Head,thorax,and abdomen
True of false: segments may be completely fused or lossely fused
True
Each tagma has a different function and different organs: head,thoraz, and abdomen
head:sensing system,information processing,and feeding
Throax:locomotion
Abdomen:Digestion,repro,blood cirulation,breathig,and sensory
What are the 3 saections the throax is divided into
Prothorax,mesothroax,methathorax
harding ot the thorax segments-must be exposed to air
sclerotization