ACT Science Practice Test 108

Directions: Each passage is followed by several questions. After reading a passage, choose the best answer to each question and fill in the corresponding oval on your answer document. You may refer to the passages as often as necessary.

You are NOT permitted to use a calculator on this test.


The order Lepidoptera includes butterflies and moths. Table 1 is a key for identifying some Lepidoptera in North America.

Table 2 describes 4 Lepidoptera that were seen in North America.

1. Table 1 is used to identify animals that belong to which of the following groups?

F. Birds
G. Reptiles
H. Insects
J. Mammals

2. Based on the information provided, the Lepidoptera listed in Table 1 that is most closely related to Agraulis vanillae most likely has which of the following characteristics?

A. Fuzzy body.
B. Wings with orange and black markings.
C. Hindwings with pronounced spots.
D. Green marbling on underside of wings.

3. Based on Table 1, which of the following traits of Lepidoptera Y indicates that it is NOT a Speyeria coronis?

F. Slim body.
G. Yellow upper side of wings, with markings.
H. Triangular, silver markings on the underside of wings.
J. Round, elongated silver markings on the underside of wings.

4. The results from Table 1 for Lepidoptera W and Lepidoptera Z first diverge at which of the following steps?

A. Step 1.
B. Step 3.
C. Step 7.
D. Step 8.

5. According to Table 1, Automeris io and Antheraea polyphemus both have which of the following traits?

F. Pronounced spot on hindwings.
G. Round markings on the underside of body.
H. A wingspan of 5-8 cm.
J. Slim bodies.