Term
| Most animals on earth are _____ for both number of _____ and number of _____. |
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Definition
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Term
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Definition
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Term
| Insects live in every conceivable habitat except? |
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Definition
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Term
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Definition
| An organism that can transmit a pathogen from one host to another |
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Term
| What is the percentage of world food lost to insects per year? |
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Definition
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Term
| What are the percent of angiosperms pollinated by insects? |
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Definition
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Term
| What are some Aesthetic values of insects |
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Definition
| Art, Jewelry, film, literature, and Religion |
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Term
| What are the current estimates of species in insects? |
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Definition
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Term
| What are the most diverse families? |
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Definition
| Coleoptera, Diptera, Hymenoptera, and Lepidoptera |
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Term
| What are 7 reasons that insects are so successful? |
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Definition
1. Small size- less energy required
2. Short generation times- Rapid pop. growth
3. Metamorphosis- division of labor between life stages
4. Exoskeleton
5. Flight
6. Complex behaviors
7. Coevolution with angiosperms |
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Term
| What does arthropoda mean? |
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Definition
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Term
| What are the characteristics of phylum arthropoda? |
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Definition
1. Bilateral symmetry
2. Exoskeleton containing chitin
3. Paired, jointed appendages
4. Dorsal heart with open circulation
5. Ventral nerve cord and dorsal brain |
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Term
| What are some advantages of an Exoskeleton? |
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Definition
1. External protection
2. prevent water loss
3. lines anterior & posterior digestive tract
4. lines in the tracheal system
5. muscle attachment, internal support
6. can form many different structures
7. flexing allows for insect flight |
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Term
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Definition
| the organization of body segments into regions |
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Term
| Around how many species are in the class crustacea? |
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Definition
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Term
| What are four characteristics of the class Crustacea? |
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Definition
1. Head, thorax, & abdomen or cephalothorax + abdomen
2. Usually 2 pairs of antenna
3. 5 or more paris of walking legs
4. Most aquatic
(CRAWFISH) |
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Term
| What are 6 characteristics of class Arachnida? |
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Definition
1. 2 body regions cephalothorax and abdoment
2. NO antennae or wings
3. 4 pairs of legs in adults
4. 1 pair of mouthparts
5. One pair of pedipalpi
6. Predators, herbivores, scavengers, parasites |
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Term
| What are 5 characteristics of Chilopoda? |
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Definition
1. Wingless body with head and 15-177 trunk segments
2. 1 pair antennae
3. Trunk segments have 1 pair legs
4. First trunk segments with pointy legs
5. Terrestrial, prey on insects, spiders, & other small animals- live under stones and rocks
(CENTIPEDES) |
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Term
| What are 5 characteristics of Diplopoda? |
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Definition
1. Wingless body with head and many-segmented trunk
2. 1 pair of antennae
3. Trunk apparently with 2 pairs of legs per segment
4. Terrestrial scavengers in damp areas under stones, logs, & in soil
5. Many species secrete defensive fluids
(MILLIPEDES) |
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Term
| How many species are in the class Insecta? |
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Definition
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Term
| What is the largest class in the Animal kingdon? |
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Definition
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Term
| How many orders are in the class insecta? |
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Definition
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Term
| What are 4 major evolutionary advances in the class Insecta? In order |
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Definition
1. Appearance of primitive wingless insects
2. Developement of wings
3. Wing-folding mechanism
4. Complete metamorphosis |
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Term
| What are the mouthparts on a grasshopper from front to back and top to bottom? |
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Definition
labrum
mandible
maxilla
labium |
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Term
| What insects are in class Hemiptera? |
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Definition
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Term
| What are the parts of the leg from top to bottom? |
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Definition
Coxa
Trochanter
Femur
Tibia
Tarsus
Pretarsus |
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Term
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Definition
| Lateral outgrowths of the body walls |
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Term
| What does primarily wingless and secondarily wingless mean? |
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Definition
Primarily- never evolved wings
Secondary- had wings at some point in evolutionary history but has lost them |
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Term
| T/F. Only adults have functional wings? |
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Definition
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Term
| What is more primitive of flight, direct or indirect flight muscles? |
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Definition
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Term
| What is the difference between synchronous muscles and asynchronous muscles? |
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Definition
synchronous-muscles one nerve pulse for one muscle contraction.
slower fliers
asynchronous- muscles one nerve impule for many muscle contractions.
faster fliers |
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Term
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Definition
| No, they twist, move forward and backward |
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Term
| What does the abdomen house? |
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Definition
| Visceral and reproductive organs |
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Term
| What is the ovipositor modified into in ants, bees, and many wasps? |
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Definition
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Term
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Definition
| sensory structures, grasping organs |
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Term
| What is the order of the digestive systems from front to back? |
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Definition
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Term
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Definition
| Layer of cuticle lining foregut and hindgut |
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Term
| How does food get from the pharynx to the esophagus? |
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Definition
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Term
| What is the main site of digestion and absorption of nutrients? |
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Definition
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Term
| What does the Gastric Caeca do? |
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Definition
| secretes enzymes for chemical breakdown |
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Term
| What is the definition of Symbiosis? |
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Definition
| two different organisms living together to the benefit of both |
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Term
| What does trophallaxis mean? |
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Definition
| exchange of alimentary fluids |
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Term
| What is Bacillus thuringiensis? |
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Definition
| bacteria that produces toxic crystal |
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Term
| What is a malpighian tubule? Where is it found |
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Definition
| Same as kidney and found at the junction of the midgut and hindgut |
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Term
| What is the main point of the Excretory system? |
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Definition
| Must eliminate products of metabolism |
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Term
| What is the main waste product of Malpighian tubules? |
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Definition
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Term
| In Hymenoptera the insects can control the _____ of young through fertilization. Unfertilized eggs are _______ and fertilized eggs are _______. This is an example of what? |
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Definition
Sex
Male
Female
Selective fertilization |
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Term
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Definition
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Term
| The space between neurons is a? |
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Definition
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Term
| What are elongate cells that carry electrical impulses |
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Definition
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Term
| What is a chemical that stimulates nerve impulse? |
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Definition
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Term
| What is a common neurotransmitter? |
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Definition
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Term
| What do motor neurons do? |
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Definition
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Term
| What do sensory neurons do? |
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Definition
| recieve information from sensory structure like touch, feel, vibrations, chemical ,and etc. |
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Term
| What are intersensory neurons often involved in? |
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Definition
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Term
| What does the central nervous system consist of? |
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Definition
| Brain, paired ventral nerve cord, thoracic ganglia, abdominal ganglia |
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Term
| What do neurosecretory cells do? |
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Definition
Produce hormones
Control Molting
Development
Reproduction |
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