Which two organ systems assist the body with movement and support?
the muscular and skeletal system
100
The final stage of Mitosis is
Telophase
100
True or False: Organic farming requires more work by farmers and produces less food but is less harmful for the environment
True
100
What is the name of the process that plants use to take CO2 out of the atmosphere?
Photosynthesis
200
What is a negative affect of the Algae Bloom?
Sunlight can't reach the organisms below
200
How do viruses spread?
they are passed from organism to organism
200
Skin cells divide by
Mitosis
200
What is the major concern with the disappearance of the rainforest?
Loss of biodiversity
200
Put the following in an order that would make sense for a food chain
Honey Bee, Frog, Crane, Flower
Flower-->Bee-->Frog-->Crane
300
Which system is most affected by allergies?
The respiratory system
300
Which part of the cell breaks down waste products?
Lysosomes
300
How does atmospheric nitrogen become available to plants?
bacteria convert the atmospheric nitrogen into a useful form of nitrogen
300
Which of the following go through metamorphosis: Whales, dogs, frogs, birds, butterflies
frogs and butterflies
400
When a population's birthrate equals its death rate it is said to have reached
carrying capacity
400
A medical research company is testing a new painkiller. Four people volunteer to be subjects for the research. What is the MOST IMPORTANT information the researchers must share with the volunteers before conducting the research?
Possible Health Risks
400
Nutrients from digested food enter the blood stream through the process of
absorption
400
What is the primary source of energy in all food webs?
The Sun
400
Why do asexual reproducers have less genetic variation than sexual reproducers?
Because their offspring are identical
500
Otters have adaptive traits that allow them to survive by eating shellfish. If changes in biotic factors of the ecosystem result in reduced numbers of shellfish the otters will most likely
Experience a decline in population
500
There are two types of house sparrows in the United States. House sparrows in the north are darker colored than those in the south. The darker color absorbs heat better. Which of these explains why the darker-colored house sparrows developed?
The darker-colored sparrows changed its appearance over time to help in survive the colder winters
500
True or false: in all multicellular organisms cells perform the function of releasing energy
True
500
What is alternative energy ?
Energy that DOES NOT involve burning fossil fuels. (Wind, solar ect.)
500
Despite the fact that missions into space are very expensive, many countries still send rockets into space. What is the MOST LIKELY reason for this?