Evolution Vocabulary Part 1

Change over time...

• Evolution
• Nucleotide 

To adjust to a changing environment

• Mutation
• Adapt

Another word for adapt is ____________.

• change
• create

______________ are a group of mammals that includes humans,  apes, monkeys, and lemurs.

• primates
• hominoids
• hominins
• primoids

An _______________ first digit, either a thumb or a toe,  can be brought across the palm or foot to touch   (or nearly touch) the other digits allowing primates to grasp objects.

• opposable
• flexible
• operable
• adjustable

_______________________ (forward-looking eyes) provide depth perception and enable primates to judge distance and movement of an object.

• Binocular vision
• Monocular vision
• Optical vision
• Holoptic vision

Most primates are _____________ which means they are active during the day.

• diurnal
• nocturnal
• triurnal
• monournal

After a long pregnancy, primates give birth usually to one infant. Newborn infants depend on their mothers for a long time. This allows infants to ___________________.

• learn complex social behaviors
• learn how to find and collect food
• learn  complex survival  skills
• learn  how to fight predators

________________ are human-like primates that appear to be more closely related to present-day humans than they are to present-day chimpanzees and bonobos. Humans  are the only species of this type of primates  that is surviving today.

• Hominins
• Hominoids
• Strepsirrhines
• Haplorhines

Which of the following is NOT a trait that helps primates lead  arboreal lives (in trees)?

• prehensile tails
• short  limbs
• binocular vision
• opposable toes  and thumbs