Biology Exam

Front 1

What does a polymer most likely resemble?

Back 1

Chain

Front 2

A testable explanation of a situation Is called a?

Back 2

Hypothesis

Front 3

A recipe says to mix 100g of sugar, a pinch of NaCl and 1g vanilla flavoring in 13g butter. What is the solvent?

Back 3

Butter

Front 4

Unspecialized human cells are called?

Back 4

Stem cells

Front 5

In mink, brown for color is dominant to silver- blue fur color. If a homozygous brown mink is mated with a silver blue mink and...

Back 5

O

Front 6

Which of the following actions would increase nutrient levels in farm soil?

Back 6

Adding detrivores

Front 7

One isotope of carbon differs from another in which way?

Back 7

Number of neutrons

Front 8

what makes a water molecule polar?

Back 8

A water molecule has a slight charge on each end

Front 9

Suppose 10,000 units of energy are available at the level of grasses. Number of energy lost to cyote?

Back 9

9990 units

Front 10

Which micromolecule is involved in nearly every function in the human body?

Back 10

Proteins

Front 11

At which stage are the most pioneer species found?

Back 11

Mosses

Front 12

A charged atom that has lost or gained electrons is called?

Back 12

Ion

Front 13

The number of species in an area is a measure of?

Back 13

Biodiversity

Front 14

Which cell organelle contains coded directions for production of proteins?

Back 14

Nucleus

Front 15

Which characteristics is a typical of a k- Strategist

Back 15

Lengthy parental care

Front 16

Which defines a biological community

Back 16

All the interacting populations in an area

Front 17

Chloroplasts are organelles that convert light energy to sugars. These organelles are found in plants. Which are only in animals?

Back 17

Lysosomes

Front 18

What is the distinction between a zone of tolerance and limiting factors

Back 18

Limiting factors are biotic factors that limit the growth of a species l, while the range of tolerance defines the set of conditions in which an organism survives

Front 19

Which organelle is large in plant cells but small or absent in animal cells

Back 19

Vacuole

Front 20

Japanese beetles feed on destructive aphids but have no natural enemies in the United states. In this instance what does the importation of organisms where they have no natural enemies accomplish?

Back 20

Use of biotic factors to reduce pests

Front 21

The first stage of succession of this forest was probably the development of

Back 21

Lichens

Front 22

Telophase is accompanied by the division of cytoplasm between two daughter cells. What is this process called?

Back 22

Cytokinesis

Front 23

Until fairly recently scientists thought that life couldnt...

Back 23

Chemoautotrophs

Front 24

Mitosis, a stage in the cell cycle, responsible for?

Back 24

Growth and repair of an organism

Front 25

Density distribution and growth rate are characteristics used to classify which one of the following?

Back 25

Populations

Front 26

Carbon dioxide+water glucose+oxygen

Back 26

Chloroplasts

Front 27

During which stage of sex cell formation does the number of chromosomes decrease from diploid (2n) to halploid (n)

Back 27

Anaphase

Front 28

Where are you least likely to find water in the structure shown?

Back 28

E

Front 29

Which is the number of chromosomes in a haploid cell?

Back 29

1n

Front 30

Cougars are predators that often eat weakened or diseased animals. This Is a description of the ______

Back 30

Niche

Front 31

What occurs during meiosis 2 but not meiosis 1

Back 31

Sister chromatids are pulled to opposite polls

Front 32

Which of the following resources can be considered renewable?

Back 32

Wood

Front 33

Which causes acid precipitation?

Back 33

Sulfuric acid