Pre-Ap Biology 10 Semester Test Study

A man treated his home with a pesticide that kills roaches. The first application of the pesticide killed 92% of the roaches. Two months later he applied the pesticide to his home again, but the second application killed only 65% of the roaches. What would best explain the decrease in the effectiveness of the pesticide?

Both lipids and carbohydrates are important in animal cells because both

Amino acids link together by peptide bonds to form proteins. In which cellular organelle would this process occur?

Most cellular activities are processes regulated by the action of

Scientists who study the relationships among living organisms and their environment are called

The energy is high then there is an increase and it decreases as the reaction progresses in the energy diagram. Which statement is true regarding this energy diagram?

A molecule diagram with H's, C's and O's. These molecules are examples of

What are saturated fats?

The minimum amount of energy needed for a chemical reaction is called

In what part of the process should safety precautions be planned?

Observation

Make predictions

Design experiment

or Record results

Plant root cells take in mineral ions from the surrounding soil. The mineral ions are in the soil and goes through the cell wall and cell membrane with energy to be in the cytoplasm. There are more mineral ions inside the cell than in the soil. Which process is it?

During which thing does cell division occur?

Mitosis

Gap 1

Gap 2

or S phase(DNA synthesis)

Which of the following is not one of the fundamental ideas of cell theory?

A.) Cells arise only from previously existing cells.

B.) All cells contain specialized internal structures.

C.) All living organisms are composed of one or more cells.

D.) Cells are the basic unit of structure and organization of all living organisms.

The breakdown of molecules by cells to produce energy is called

What is the first step of the Calvin Cycle?

What phase of mitosis does the chromosomes line up in the center?

Which cellular structure helps control what enters and leaves the cell?

What is a significant difference of endocytosis and exocytosis?

Which of the following best describes the means which plants get their nutrition?

Which of the following is considered the energy producing mechanism of an animal cell?

Which question can NOT be answered scientifically?

A. Which dog has the most attractive coat?

B. What is the heart rate of a mouse?

C. How fast do sunflowers grow?

D. What is the speed of sound?

Which of the following is responsible for controlling the rate of chemical reactions?

What symbols represent the normal karyotype of human male?

Plants that thrive in an extremely wet and warm environment would most likely be found in which of the biomes?

Which of the following is NOT a property of water?

A. Cohesive

B. Adhesive

C. Polar Molecule

D. Universal Solute

During photosynthesis, which of the following reactions occur converting carbon dioxide to sugar?

A Light dependent reaction

B. Lactic acid fermentation

C. Light independent reaction

D. Alcoholic fermentation

An experiment was designed to determine the effects of cool temperatures on the germination of corn seeds. Which of these variables was LEAST important of control the experiment.

a. The number of seeds used in each group

b. the time seeds were exposed to cool temperatures

c. the temperature range used to define the cool temperatures

d. the brand name of the refrigerator used

Using yeast to make bread is an example of which processes?

Which process requires the use of energy?

What is the correct order of the cell cycle?

Which organelle is found only in plant cells?

Nucleolus

Chloroplast

Mitochondrion

Cytoplasm

A diagram of a food particle going to a line then teh line engulfing it and a food particle enclosed inside the line. This best represents which process?

What form of energy is released during cellular respiration?

After a volcanic eruption has covered an area with lava, what is the order of succession in the re-population of the area?

The cell membrane of the red blood cell will allow water, oxygen, carbon dioxide, and glucose to pass through. Because other supstances are blocked form entering, this membrane is called

There are may different enzymes located in the cytoplasm of a single cell. How is a specific enzyme able to catalyze a specific reaction?

A cell from heart muscle would probably have an unusually high proportion of

Eukaryotic cells are differentitated form prokaryotic cells because eukaryotic cells

Termites are unique organisms in that they have living bacteria inside of them that help to break down the cellulose contained in wood. This best descibes which of the following symbiotic relationships?

Which is the best description of a scientific law?

a. a statement that identifies a specific opinion

b. a statement that describes a pattern repeatedly observed in nature

c. a statemtn that explains why events will sometimes occur

d. a statement that provides a clear prediction that can be tested through observation

Which biome would most likely contain the largest number of hibernating animals?

A student is performing an investigation of the effects of fire on pine seedlings in a forest. The student conducts a study of ten plots that are burned annually. Which is an appropriate control for this experiment?

Patients with a specific medical condition have been provided with a new device that helps them manage their condition. The patients will be required to participate in a survey regarding the usefluness of these devices. How can the manufacturer be certain that no bias enters into the surveys?

What happens to chromatin strands during prophase of mitosis?

The Egyptian Plover bird is allowed to fly into the mouth of a crocodile and eat food scraps found there. Which term best describes this relationship?

Why is it important that the number of chromosomes be reduced during meiosis?

A student used a microscope to study a tissue sample. Each cell had a cell wall. What organism was studied?

Which disturbance would set the stage for primary succession?

What breaks down to form carbon dioxide when bread dough is rising?

How would the development of hybrid cars minimize the effects of human population growth on the environment?

How are mitochondria nd chloroplasts different?

Which technological advance has increased the exchange of scientific knowledge the most around the world

Manufacturers in the US have eliminated chlorofluorocarbons form common household aerosol products. This has reduced their contribution to which environmental problem?

A rodent population leaves an ecosystem due to decreased temperatures and increased rain. Which best explains why the rodents left?

Which describes the relationship in the shape between an enzyme and a substrate?

Which statement is true of the ethical parameters used by scientists?

Which describes the process of photosynthesis?

Why is peer review important to the acceptance of a theory?

How are UV radiation and the ozone layer related

Which event would occur before primary succession?

Tapeworms can live in the digestive tracts of dogs by absorbing food nutrients. In order for this situation to be considered a parasitic relationshop, which must also be true?

Which serves as teh outer boundary of a cell?

Which is a property of water?

a. nonpolar

b. liquid denser than solid

c. repel each other

d. dissolve substances

Which has the greatest impact on determining the characteristics of different biomes?

Which completel describes the components of an ecosystem?

Which is an example of applied science?

a formulating cell theory

b. developing new machines

c. generating hypotheses on origin of life

d. discovering law of independent assortment

Which cellular structure produces proteins using coded instuctions from DNA?

Flask

scalpal

centrifuge

beaker

graduated cylinder