Question 4. Directions: Select the correct answer from each drop-down menu.
The diagram below shows a stack of rock layers. These layers have not changed position since they
formed.
5
4
3
2.
D
1
The fossils in Layer 2 are younger than those in Layer
and older than the fossils in Layer

Where would you expect to see seedless plants, such as ferns and mosses? a. in a botanical museum, because they are all extinct b. low and close to the ground in a moist environment c. climbing high while circling the branches of another plant d. deeply rooted in a forest with a trunk that reaches 20 meters or more

Which organisms have pharyngeal arches that develop from all three germ layers and go through the same development stages as embryos? 1.bird 2.ladybug 3.starfish 4.snake

Which of these substances does not protect against invaders in the nonspecific immune response? a. saliva b. mucus c. tears d. urine