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- 1. Multiple Choice
What organs are in the nervous system?
skin
brain
muscles
heart
- 2. Multiple Choice
What organ is part of the integumentary system?
brain
skin
heart
lungs
- 3. Multiple Choice
Cyclins signal cells to progress through stages of cell replication. Uncontrolled production of cyclins will most likely result in...
the formation of haploid cells
transfer of cyclins to other cells
formation of tumors
death of the cell
- 4. Multiple Choice
Farmers spray pesticides on plants to protect plants from being eaten by insects. Some individual insects have a genetic mutation that makes them resistant to the pesticides. Which best describes how only a few resistant individuals resulted in the pesticide becoming ineffective?
the resistant insects change the toxin on the plants, making it safe for others
the resistant insects grow larger and eat less of the plants
the resistant insects eat the contaminated surface and leave the rest for others
the resistant insects are able to survive to reproduce and create a population that is also resistant
- 5. Multiple Choice
What property is shared by cells of all living things?
the cells contain DNA composed of adenine, thymine, guanine, and cytosine
the cells are surrounded by a phospholipid bilayer and a cell wall made of cellulose
the cells have chromosomes that are located inside a membrane-bound nucleus
the cells rely on mitochondria to carry out aerobic cellular respiration
- 6. Multiple Choice
Which organism gets the LEAST energy?
eagle/bird
snakes
rabbits
grass/plants
- 7. Multiple Choice
Which organism has the MOST energy?
eagle/bird
snake
rabbit
grass/plants
- 8. Multiple Choice
Which best explains how the cell cycle is important to the life cycle of a frog?
it enables frogs to produce tadpoles that are clones
it allows frogs to grow, develop, and reproduce
it prevents overproduction of frog offspring
it ensures the best adapted frogs survive and pass on traits to offspring
- 9. Multiple Choice
What organs are part of the digestive system?
heart
skin
brain
intestines/stomach
- 10. Multiple Choice
What organs are in the muscular system?
brain
muscles
lungs
heart
- 11. Multiple Choice
Which is part of the endocrine system?
brain
muscles
mouth
hormones
- 12. Multiple Choice
When multiple transitional fossils are found in many rock layers, they provide evidence of...
seasonal variation in the diet of the species
gradual change of a species over time
DNA functioning as the genetic material of organisms
an unchanging environment
- 13. Multiple Choice
A segment of DNA is shown. Which is the part labeled X?
nucleotide
phosphate group
hydrogen bond
deoxyribose
- 14. Multiple Choice
What are genes?
DNA
ATP
ABC
DTA
- 15. Match
Match the following words with their definitions.
simple organisms
ATP
changes that increase survival
osmosis
complex organisms
adaptations
water moving
prokaryote
energy source
eukaryote
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