Insects

 

Name: 

Insects


 

True/False
Indicate whether the sentence or statement is true or false.
 

1. 

A flying insect carries pollen from one flower to pollinate other flowers of different species.
 

2. 

Insects comprise the only group of invertebrates whose members are primarily terrestrial.
 

3. 

Insects were the first animals to evolve wings.
 

4. 

Flight enabled insects to search Earth’s surface for food, mates, and nesting sites.
 

5. 

A major factor in the evolutionary success of insects is their ability to move to and survive in new environments.
 

6. 

Insects destroy not only crops but also wood buildings and clothing.
 

7. 

Butterflies undergo incomplete metamorphosis.
 

8. 

Insects use pheromones, sounds, and light to attract mates.
 

9. 

The honeybee’s round dance gives complete location information about a food source.
 
 

Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

10. 

From fossils, we know that insects were the first animals to evolve
a.
pincers on their front legs.
c.
jointed legs.
b.
stingers at the end of their tails.
d.
wings.
 

11. 

The most diverse group of animals on Earth are the
a.
reptiles.
c.
insects.
b.
mammals.
d.
amphibians.
 

12. 

Which of the following is not a characteristic of most insects?
a.
wings
c.
small size
b.
three body regions
d.
abdomen with three pairs of legs
 

13. 

While insects destroy crops grown for human consumption, they also contribute to crop production by
a.
serving as food for many animals.
b.
pollinating crop plants.
c.
dying in the soil, and leaving behind nutrients.
d.
stimulating crop plants to grow faster.
 

14. 

Malpighian tubules in insects
a.
remove wastes.
c.
carry Malpighian fluid.
b.
carry blood.
d.
are important in respiration.
 
 

      insects_files/i0140000.jpg

 

15. 

Refer to the illustration above. Which of the organisms in the diagrams has a chitinous exoskeleton?
a.
Organism “A”
c.
Organism “C”
b.
Organism “B”
d.
Organism “D”
 
 

      insects_files/i0160000.jpg

 

16. 

Refer to the illustration above. Mandibles are attached to the structure labeled
a.
“A.”
c.
“C.”
b.
“B.”
d.
“D.”
 

17. 

Refer to the illustration above. The structure labeled “C” is called the
a.
diptera.
c.
boll.
b.
thorax.
d.
abdomen.
 

18. 

Pheromones are used by ants to
a.
guide members of a colony back to their own nest.
b.
determine which ants will become queens of future colonies.
c.
ensure that females mate with only one male.
d.
warn members of a colony of adverse environmental conditions.
 

19. 

Which of the following are the reproductive members of a honeybee colony?
a.
drones
c.
workers
b.
queen
d.
a and b
 

20. 

Which of the following is the accepted explanation for the existence of sterile female worker bees?
a.
Because they are sterile, they do not have to use energy to produce eggs and therefore can use energy to collect food for other bees.
b.
Workers become sterile when they leave the nest to obtain food and are exposed to toxic substances.
c.
Workers pass on a lot of their own genes by helping their fertile sisters to survive and reproduce.
d.
Workers can become fertile females if they are fed queen factor.
 


 
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