Loose Leaf For Integrated Principles Of Zoology
18th Edition
ISBN: 9781260411140
Author: Cleveland P Hickman Jr. Emeritus, Susan L. Keen, David J Eisenhour Professor PhD, Allan Larson, Helen I'Anson Associate Professor of Biology
Publisher: McGraw-Hill Education
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Chapter 33, Problem 17RQ
Explain how ultrasonic detectors of certain nocturnal moths are adapted to help them escape an approaching bat.
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Electronic pest control is the name given to several types of electrically powered devices designed to repel pests, such as insects. Ultrasonic devices have shown promise in repelling insect pest species. They emit short wavelength, high-frequency sound waves that can be detected by insects but are too high-pitched to be detected by humans. The following table shows the maximum end of the hearing range of frequencies detectable by various organisms (Table 1).
To investigate the effectiveness of ultrasonic devices in dispersing pest insects, scientists collected data from two different regions. Region 1: a rural crop-growing region where insecticides are applied for crop protection Region 2: a protected nature reserve that is managed for conservation and researchScientists measured the population density of insects in both regions before and after activating two different kinds of ultrasonic devices. The first ultrasonic device emitted sound at a frequency of 40 kHz and the second…
Would a bee be able to waggle in outer space? Why or why not? If yes, how might the waggle differ?
Briefly explain why it is particularly difficult for small insects to localise sound. Then describe the ways in which antennal and tympanal insects localise sound, both at the biophysical and neurophysiological level.
Chapter 33 Solutions
Loose Leaf For Integrated Principles Of Zoology
Ch. 33 - Define the following terms: neuron, axon,...Ch. 33 - Glial cells far outnumber neurons and contribute...Ch. 33 - The concentration of potassium ions inside a nerve...Ch. 33 - What ionic and electrical changes occur during...Ch. 33 - Explain different ways in which invertebrates and...Ch. 33 - Why is the sodium-potassium pump indirectly...Ch. 33 - Prob. 7RQCh. 33 - Prob. 8RQCh. 33 - Prob. 9RQCh. 33 - Prob. 10RQ
Ch. 33 - Prob. 11RQCh. 33 - Prob. 12RQCh. 33 - Prob. 13RQCh. 33 - Prob. 14RQCh. 33 - Chemoreception in vertebrates and insects is...Ch. 33 - What is the vomeronasal organ and what activity...Ch. 33 - Explain how ultrasonic detectors of certain...Ch. 33 - Outline the place theory of pitch discrimination...Ch. 33 - Explain how the semicircular canals of the ear are...Ch. 33 - Contrast the structure and functioning of the...Ch. 33 - Explain what happens when light strikes a...Ch. 33 - Prob. 22RQCh. 33 - Prob. 1FFT
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- How can you explain the differences in waggle dance dialect in honey bees?arrow_forwardIn an investigation of fruit fly behavior, an enclosed choice chamber was used to test whether the spatial distribution of flies is affected by the presence of a substance placed at one end of the chamber. To test the flies’ preference for different substances, 50 flies were introduced into the choice chamber. A piece of ripe banana was placed at the end of the chamber on side A and a piece of unripe banana was placed at the end of the chamber on side B (Figure 1). The positions of the flies were observed and recorded at the start of the experiment and after 10 minutes (Table 1).arrow_forwardSelect the options that properly describe the function and features of cones. A bright blue light would stimulate cones more than rods. cones can see red, blue and green. cones view low light conditions in grayscale. In low light conditions cones perceive color as blue scale. In low light conditions cones perceive color as gray cale. cones are sensitive to bright light conditions.arrow_forward
- When you exit a dark room into a brightly lit environment, within seconds, you to see a crisp view of your surroundings. However, when you enter a dark room from a brightly lit environment, your eyes might take more than 10 minutes to become used to the new surroundings. Your eyes are waiting for: a. the rods to begin to function b. the cones to begin to function c. the pupils to get smallerarrow_forwardWhich statement regarding rods and cones is most accurate? a.) Rods and cones carry signals to the brain so an image can be formed. b.) Rods and cones refract light to focus it on the retina. c.) Rods and cones are photoreceptors, which detect light. d.) Rods and cones monitor the amount of light entering the eye and adjust the size of the pupil.arrow_forwardInclude a 5-10 sentence explanation of how the sheep’s eye senses light and relays that data to the brain to interpret visual information. Some pieces to consider: What path does the light travel? What structures and pigments does it interact with? How does the signal travel to the brain? Where in the brain is the data processed? How is this different in the high light vs low light? How might the sheep’s vision differ from our own?arrow_forward
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