39.The phrase “affectional tie” in line 29 is closest in meaning to
(A) cognitive development
(B) emotional attachment
(C) psychological need
(D) behavioral change

35.The word “it” in line 12 refers to (A) development (B) goose (C) time (D) object

36.The word “suitably” in line 15 is closest in meaning to (A) willingly (B) moderately (C) appropriately (D) emotionally

37.The author mentions all of the following as attachment behaviors of human infants EXCEPT (A) grasping (B) crying (C) eating (D) smiling

38.According to the passage, attachment behaviors of infants are intended to (A) get the physical, emotional and social needs of the infant met (B) allow the infant to become imprinted on objects that resemble the parent (C) provide the infant with a means of self-stimulation (D) prepare the infant to cope with separation

40. It can be inferred from the passage that ethological theory assumes that (A) to learn about human behavior only human subjects should be studied (B) failure to imprint has no influence on inteligence (C) the notion of critical periods applies only to animals (D) there are similarities between animal and human behavior

41.Which of the following does the passage mainly discuss? (A) How patterns in rock layers have been used to construct theories about the climate of the Proterozoic age (B) What some rare fossils indicate about glacial conditions during the late Proterozoic age (C) The varying characteristics of Proterozoic glacial varves in different parts of the world (D) The number of glacial episodes that the Earth has experienced since the Proterozoic age

42. According to the passage, the fossil record of the Proterozoic con is (A) highly regarded because it preserves the remains of many kinds of organisms (B) less informative than the fossil record of more recent periods (C) very difficult to interpret due to damage from bacteria (D) more useful to researchers than other aspects of the rock record

43.The word “scarce” in line 4 is closest in meaning to (A) ancient (B) tiny (C) available (D) rare

44. It can be inferred from the passage that the principle of uniformitarianism indicates that (A) similar conditions produce similar rock formations (B) rock layers in a given region remain undisturbed over time (C) different kinds of sedimentary rocks may (D) each continent has its own distinctive pattern of sediment layers

45. The word “resemble” in line 14 is closest in meaning to (A) result from (B) penetrate (C) look like (D) replace have similar origins