9questions for 90 points

1. bipalium kewense is a species of flatworm that can reproduce sexually; however, instead, it usually breaks into two pieces, each of which becomes a fully functioning adult.

what is the main method of reproduction for these flatworms?

a. binary fission
b. fragmentation
c. sporulation
d. fertilization

2. the diagram represents the general equation for photosynthesis.

what does the x represent?

a. hydrogen
b. oxygen
c. glucose
d. carbon dioxide

3. which two activities provide the reactants for cellular respiration?

a. releasing air and exercising
b. breathing in air and exercising
c. releasing air and eating food
d. breathing in air and eating food

4. which structure of the excretory system mainly functions infiltration?

a. ureter
b. kidney
c. urethra
d. bladder

5. which statement describes the blood type of a person with the alleles ii?

a. it is type ab because i is recessive.
b. it is type ab because i is codominant.
c. it is type o because i is recessive.
d. it is type o because i is codominant.

6. which is an example of an environmental influence that would most likely result in natural selection?

a. the soil in a field always has lots of nutrients, so corn plants in a population can grow quickly.
b. a fish is born with a genetic mutation that produces a longer tail, allowing the fish to swim faster than others in the population.
c. a food resource disappears in a pond, and some frogs in a population can eat the remaining food resource, while others cannot.
d. the temperature in a lake remains constant, so most of the turtle population survives to adulthood.

7. which change would be considered a short-term environmental change? check all that apply. (check more than one option on this question)

a. an ice age
b. an el niño storm
c. a small asteroid impact
d. a tsunami
e. mountain building

8. which causes an increase in greenhouse gases?

a. change in wind patterns
b. strengthening of hurricanes
c. burning of wood and coal
d. movement of warm ocean waters

9. ladybug beetles chase, capture, and eat smaller insects called aphids.

which best describes this relationship?

a. it is parasitism. the ladybugs are the parasites and the aphids are the hosts.
b. it is parasitism. the ladybugs are the hosts and the aphids are the parasites.
c. it is predation. the ladybugs are the predators and the aphids are the prey.
d. it is predation. the ladybugs are the prey and the aphids are the predators.

the image is for question 2