Biology Mid Term Exam

1.

1 point

Some toads that live in a hot environment bury themselves in the soil during the day. What characteristic of living things does this behavior represent?

reproduction

metabolism

heredity

responsiveness

2.

1 point

ACR's end products are ATP+CO2+H2O: where as photosynthesis's end products are C6H12O6 (glucose)+O

True

False

3.

1 point

Arrow C in Figure 5-1 would represent energy flow when a(n) _____.

herbivore eats a consumer

consumer eats an herbivore

autotroph eats an heterotroph

producer carries out photosynthesis

4.

1 point

The sum of all chemical reactions in an organism is called homeostasis.

True

False

5.

1 point

Factors that influence human populations include:

technology

medicine

agricultural advances

all

6.

1 point

Convert 1.56 dkg to cg

15.6

156

0.156

none

7.

1 point

The graph Figure A yellow line has limited abiotic factors

True

False

8.

1 point

Most typically, the order in which the stpes of the scientific investigations are applied is

controlled experiment, hypothesis, analysis of results, observations, questions, conclusions

observations, questions, hypothesis, controlled experiment, analysis of results, conclusions

observations, controlled experiment, hypothesis, analysis of results, conclusions, questions

questions, observations, analysis of results, controlled experiment, conclusions, hypothesis

9.

1 point

Invasive species typically exhibit a mutualistic relationship within the ecosystem they inhabit.

True

False

10.

1 point

An organism that has both molars and canines:

eats plants

heterotroph

eats meat

all are correct

11.

1 point

The process by which traits passed from parents to offspring and change over generations is called evolution.

True

False

12.

1 point

Invasive species tend to:

decrease biodiversity

none

stabilize food webs

alter food webs

13.

1 point

theory:tested::hypothesis:______

tested

scrutinized

untested

none

14.

1 point

Figure 5-2: Letter B?

Harmed

Helped

none are correct

Nothing

15.

1 point

Trees are an example of a non renewable resource.

True

False

16.

1 point

If humans were included in Figure 5-1, they could appear at _____.

only B

none

B or C

B and C

17.

1 point

A significant biotic adaptation that C4 plants contain:

guard cells to control the evaporation

stoma to increase percolation

guard cells to minimize transpiration

none

18.

1 point

Accepting ideas is the cornerstone of scientific thought.

True

False

19.

1 point

Decomposers would most accurately be placed in 5-1

none

bottom

2nd level

top level

20.

1 point

CO2+H2O+sunlight makes:

Sugar

all are correct

C6H12O6

Glucose

21.

1 point

Figure 5-3:What was the dependent variable in her experiment?

The number of seeds

The appearance of the plants

The plastic cups

The kind of soil

22.

1 point

The graph on Figure 5-4, green line has unlimited resources.

True

False

23.

1 point

In Figure 5-1, arrow A best represents energy _____.

from the sun

trapped by consumers

used by organisms for growth

lost as heat

24.

1 point

The one labeled Figure 5-4, green line represents logistic growth

True

False

25.

1 point

Convert 54.3 mm to m

none

0.0053

0.053

0.53

26.

1 point

The arrows in an energy pyramid display:

energy flow

growth

all are correct

homeostasis

27.

1 point

Figure 5-2: Letter A?

nothing

helped

all

harmed

28.

1 point

Figure 5-2: Letter C?

none are correct

Helped

Nothing

Harmed

29.

1 point

If a family gets an opportunity to move from Wichita to Fajardo, Puerto Rico, when they leave Wichita they have

entered

immigrated

exited

emigrated

30.

1 point

The influx of wind energy turbines in KS could:

boost economy

decrease reliance on fossil fuels for electricity

cause mass immigration to KS

all

31.

1 point

A balanced internal condition is referred to as homeostasis.

True

False

32.

1 point

Figure 5-3:What was the independent variable in her experiment?

The plastic cups

The number of seeds

The kind of soil

The appearance of the plants

33.

1 point

Figure 5-3: Which of the following statements best describes Ericka’s hypothesis?

If plants are too crowded, then they will not grow properly and will be unhealthy.

If plants can make flowers in 30 days, then they must be healthy.

If seeds are planted in soil in plastic cups, then they will grow in 30 days.

If plants have sunlight, water, and soil, then they will grow no matter what else happens to them

34.

1 point

Convert 37ml to cm3:

0.037

none

37.0

0.37

35.

1 point

Bias is part of ALL scientific experiments.

True

False

36.

1 point

While both share living in soil, earthworms feed on dead plant material while centipedes feed off of small insects. These animals have _____.

different ecosystems

similar amounts of biomass

different niches

different habitats