1. Juvenile hormone analogs can be sued as an effective pesticideof insect popul

Question

1. Juvenile hormone analogs can be sued as an effective pesticideof insect populations because it causes: A. juvenile insect to die
B. juvenile stages to fail to molt
C. juvenile insects to fail to mature into adults
D. even tiny insects to pupate imediately
E. insects to molt too quickly

2. The cephalopods the tentacles are modification fromthe: a. foot
b. mantle
c. radula
d. vesceral mass
e. movement brought about by torsion


A. juvenile insect to die
B. juvenile stages to fail to molt
C. juvenile insects to fail to mature into adults
D. even tiny insects to pupate imediately
E. insects to molt too quickly

2. The cephalopods the tentacles are modification fromthe: a. foot
b. mantle
c. radula
d. vesceral mass
e. movement brought about by torsion

Explanation / Answer

      1.) B. juvenile stages tofail to molt.       For instance,the juvenile hormone analouge Fenoxycarb when exposed toHomarus gammarus resulted in significant       reduction in moultfrequency and the size at moult.       2.) A. foot       The foot of cephalopodshas become modified into a muscular excurrent siphon and part oftentacles.       Hope you are satisfiedwith the answer.

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