TOEFL IBT Reading Practice Test 06 Solution & Explanation

SOLUTION & EXPLANATION FOR TOEFL IBT READING PRACTICE TEST 06 ( FROM TOEFL IBT IVY’S READING 15 ACTUAL TESTS)

 

1. (B) 2. (B) 3. (C) 4. (A) 5. (C) 6. (C) 7. (B) 8. (C) 9. (C)    10.    (B)    11.    (C) 12. (A) 13. Temperature: (A), (B), (F), (G) / Aridity: (D), (E), (I)

1. Rhetorical Purpose I (B)

Q. In paragraph 1, why does the author mention

Why? **See Clue 1(B)[lines 7-9]

2. Sentence Simplification I (B)

Q. Which of the sentences below best expresses the essential information in the highlighted sentence in the passage? Incorrect choices change the meaning in important ways or leave out essential information.

Why? Maintaining optimal body temperatures is critical for animals in a variety of climates, // but in regions where environmental temperatures range to high extremes, // control over body temperature is particularly essential, // often making the difference between life and death.

Why Not? (A), (C), (D) Information about how maintaining optimal body temperatures is critical for desert animals is left out.

3. Vocabulary I (C)

Q. The word scorching in the passage is closest in meaning to

Why? burning can replace scorching in this context. *See Clue 3(C)[lines 16-17]

scorching adj. extremely hot 

burning adj. on fire

4. Inference I (A)

Q. Which of the following can be inferred from paragraph 5 about animal activity during midday?

Why? (A) can be inferred from the information in lines 47-49. <*See Clue 4(A)

Why Not? (B), (D) Incorrect *~See lines 47-49/ (C) Not supported

5. Factual Information I (C)

Q. According to paragraph 6, kangaroos and cheetahs lick their paws because

Why? —See    Clue 5{C)[lines 53-55]

► Cheetahs and kangaroos, for example, lick their paws because the resulting evaporation of water dissipates heat

Why Not? (A), (B), (D) Not mentioned

6. Reference I (C)

Q. The word them in the passage refers to

Why? Cheetahs and kangaroos, for example, lick their paws because the resulting evaporation of water dissipates heat, helping them maintain comfortable body temperatures. «-See Clue 6(C)[lines 53-56]

7. Rhetorical Purpose I (B)

Q. In paragraph 7, the author illustrates the potential efficiency of adaptations to arid climates by

Why? ~See Clue 7(B)[lines 66-69]

8. Factual Information I (C)

Q. According to paragraph 8, some insects meet their water requirements by

Why? ~See Clue 8(C)[lines 73-75]

► their water requirements are fulfilled by the water content in the foods they eat.

Why Not? (A), (B), (D) Not mentioned

9. Vocabulary I (C)

Q. The word parched in the passage is closest in meaning to

Why? dry can replace parched in this context. »See Clue 9<C)[lines 95-97]

•    parched adj. extremely dry, due to hot weather

•    dry adj. lack of water or liquid

10. Inference I (B)

Q. Based on the information in paragraph 8 and paragraph 9, what can be inferred about addax?

Why? (B) can be inferred from combining the information in lines 82-86 and lines 93-94. —See Clue 10(B)

Why Not? (A), (C) Incorrect —See lines 82-86,93-94/ (D) Not supported

11. Vocabulary I (C)

Q. Based on the information in paragraph 10, which of the following best explains the term

Why? -See    Clue    11    (C)lines

12. Insert Text | [A]

Q. Look at the four squares [■] that indicate where the following sentence could be added to the passage.

Why?  Many species avoid the heat by seeking shelter in microclimates—areas that can be considered miniature ”climates* in a sense, for their environmental conditions differ, in terms of temperature, from the larger climate they are contained within. [A] In the desert, such microclimates may exist in the form of shaded refuges or underground retreats. For example, kangaroo rats hide away in a type of underground microclimate—deep burrows that keep them cool. [B]

► ‘such microclimates* in the given sentence refers to ‘microclimates.*

13. Schematic Table

Q. Directions: Complete the table by matching the statements below.

Select the appropriate statements from the answer choices and match them to the type of adaptation to which they relate. TWO of the answer choices will NOT be used. This question is worth 4 points.

Why?

  Correct Answer Choices Clues in the passage
Temperature (A) Nocturnal desert species are primarily active during the night. Clue 13(A)[lines 30-32] By waiting until the sun sets to begin their periods of activity, nocturnal animals avoid the heat by coordinating their habits.
(B) In microclimates, some species avoid the general conditions of the regional climate. Clue 13(B)[lines 21-23] Many species avoid the heat by seeking shelter in microclimates—areas that can be considered miniature ‘climates*
(F) Certain species have the ability to adjust their coloration. Clue 13(F)[lines 40-41] Some animals have evolved advantageous coloration
(G) When animals pant, they increase the rate of evaporation from the respiratory tract. Clue 13(G)[lines 57-61] cheetahs … employ evaporative cooling in the form of panting, which facilitates evaporation from the respiratory system
Aridity (D) For grey kangaroos, embryonic diapause facilitates survival in desert regions. Clue 13(D)[lines 106-111] During embryonic diapause,… In this manner, the mother is able to conserve water and at the same time increase her baby’s chances of survival
(E) As they excrete biological wastes, some species expel concentrated urine. Clue 13(E)[lines 93-94] these animals discharge highly concentrated urine
(1) Desert conditions cause some species to temporarily stop breeding. Clue 13(l)[lines 102-104] Grey kangaroos also stop breeding when there are insufficient water supplies

Why Not? (C), (H) Not mentioned

TOEFL IBT Reading Practice Test 06 Solution & Explanation
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