Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
7th Grade EOY Life Science Final Review Part 3
Test Description: Use this to test your knowledge.
Instructions: Answer all questions to get your test result.
1) Some types of bacteria can only live where oxygen is not present. These bacteria were well adapted to life on Earth over 2 billion years ago.Which of the following changes caused many of these bacteria to become extinct?
A
an increase in volcanic activity from ocean vents
B
an increase in the number of photosynthetic organisms
C
the varying temperatures of each season
D
the slow movement of tectonic plates
2) Which term refers to the process by which individuals in a population that are better adapted to their environment are more likely to survive and reproduce?
A
overproduction
B
competition
C
natural selection
D
variation
3) Which of the following statements best describes how Charles Darwin would explain giraffes with long necks?
A
Giraffes started out with long necks and haven't changed.
B
Variations produce longer and shorter-necked giraffes. Longer necked giraffes can reach food more and survive and reproduce
C
Some giraffes have acquired longer necks by stretching to reach food and then passed that trait on.
D
Long-necked giraffes eat from higher trees than short-necked giraffes so their necks grew longer
4) The human eye is explained by scientists to have developed
A
as a neutral mutation that didn't change the proteins from other sense organs
B
as a series of random, helpful mutations over millions of generations
C
as a series of chosen, helpful traits over several generations
D
as a random mutation that occured over 200 million years ago
5) The bones of a whale flipper are similar to the bones of a bat wing as shown below. What does this similarity in bone structure suggest about the whale and bat?
A
They use the same methods to travel.
B
They can migrate to the same locations.
C
They can manipulate objects in the same way.
D
They evolved from a common ancestor.
6) Which cellular organelle uses DNA to make proteins for the cell?
A
nucleus
B
chlorplasts
C
ribosomes
D
mitochondria
7) Sunlight is converted to food in plant cells in what organelle?
A
chlorplasts
B
vacuole
C
mitochondria
D
ribosomes
8) Substances enter any plant or animal cell by passing through which of the following structures?
A
large vacuole
B
nucleus
C
cell membrane
D
chlorplasts
9) A student prepared the list of characteristics about a cellular organelle: present in plants, present in animals, makes ATP. Which of the following cellular structures is the student describing?
A
cell wall
B
chloroplasts
C
vacuole
D
mitochondrion
10) What are the basic structural units of all living organisms (that can perform all life processes)?
A
cell
B
organs
C
molecules
D
nuclei
*select an answer for all questions
Check Results & Get Answers
Play Games with the Questions Above
Teachers: Create FREE classroom games with your questions
Click for more info!
©2007-2024
ReviewGameZone.com
|
About
|
Privacy
|
Contact
|
Terms
|
Site Map
WAIT! Find what you needed?
×
Still Looking for the Answers?
Have Another Question?
Play a Review Game with These Questions?
Want to Make Your Own Test Like This One?