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Biology Semester 1 Pre Test

Total questions: 57

Worksheet time: 57mins

Name
Class
Date
1.

Which of the following results from quantitative analysis of image 1?

a)

The babies are cold.

b)

There are 8 offspring.

c)

There isn't enough food.

d)

These are the first offspring these rabbits have had

e)

I don't know.

2.

Which of the following correctly sequences the steps of the scientific method?

a)

Experiment, hypothesis, analyze data, conclusion, observe, question

b)

Hypothesis, observe, experiment, analyze data, conclusion, question

c)

Question, observe, experiment, hypothesis, analyze data, conclusion

d)

Observe, question, hypothesis, experiment, analyze data, conclusion

e)

I don't know

3.

At your lab table you find a bottle of chemicals with no labels. You should:

a)

Drink it

b)

Give the bottle to the teacher

c)

Sniff the chemicals in order to identify it

d)

Throw the bottle away

e)

I don't know

4.

The girl likes to walk her goat.

a)

Observation

b)

Inference

c)

I don't know

5.

The goat has 2 horns.

a)

Observation

b)

Inference

c)

I don't know

6.

Plants contain chlorophyll. What color is this?

a)

Red

b)

Purple

c)

green

d)

Yellow

e)

I don't know

7.

An animal is a herbivore. What do they eat?

a)

Plants

b)

meat

c)

bugs

d)

Rocks

e)

I don't know

8.

Cytology is the study of ​...

a)

Life

b)

Plants

c)

Animals

d)

Cells

e)

I don't know

9.

The mass of the egg is 34.21 grams.

a)

Qualitative

b)

Quantitative

c)

I don't know

10.

Convert the following: 35cm to m

a)

0.35m

b)

3500m

c)

350m

d)

3.5m

e)

I don't know

11.

Convert the following: 21.0km to mm

a)

0.000021 mm

b)

210 mm

c)

21000 mm

d)

21000000 mm

e)

I don't know

12.

What is this piece of lab equipment called?

a)

Thermometer

b)

Test tube

c)

Microscope

d)

Beaker

e)

I don't know

13.

Identify the piece of lab equipment

a)

Thermometer

b)

Graduated Cylinder

c)

Test tube

d)

pipette

e)

I don't know

14.

A bug repellent was sprayed on one arm. On the other arm, the bug repellent was not sprayed. After 2 hours, the number of bug bites are recorded. What is the independent variable?

a)

The type of bug repellent

b)

Number of bug bites

c)

If an arm was sprayed or not sprayed with bug repellent

d)

2 hours

e)

I don't know

15.

Javier and his twin sister both have the same science exam. Javier sleeps for 9 hours the night before the exam and his sister sleeps for 6 hours. After they take the test, they both compare their test grades. What is the dependent variable?

a)

The test grades

b)

The science test

c)

9 hours and 6 hours

d)

Javier and his twin sister

e)

I don't know

16.

____ represents a formula for a chemical compound.

a)

H2

b)

P

c)

C

d)

CO2

e)

I don't know

17.

Which is the negatively charged particle located outside the nucleus of an atom?

a)

electron

b)

neuron

c)

neutron

d)

proton

e)

I don't know

18.

If an atom has a total of 7 electrons, how many electrons are located in the second energy level?

a)

2

b)

5

c)

3

d)

7

e)

I don't know

19.

A molecule of water (H2O) has which type bonds?

a)

Covalent bond

b)

Ionic bond

c)

Van del Waal forces

d)

Sticky bonds

e)

I don't know

20.

A florist places a bouquet of white carnations in water containing blue dye. After a time, the flowers turn blue. What process helped the carnations to change color?

a)

Cohesion and adhesion

b)

Surface tension

c)

Adhesion

d)

High specific heat

e)

I don't know

21.

Why does water move from the roots to the leaves of plants?

a)

capillary action

b)

pH

c)

mass

d)

density

e)

I don't know

22.

A solution with a pH of 2 is

a)

Neutral

b)

Basic

c)

Acidic

d)

Fun

e)

I don't know

23.

What macromolecule group is sugar/starch an example of?

a)

carbohydrate

b)

lipid

c)

protein

d)

nucleic acid

e)

I don't know

24.

Which macromolecule is essential for the composition of the cell membrane?

a)

proteins

b)

carbohydrate

c)

lipid

d)

nucleic acid

e)

I don't know

25.

What are the monomers, or building blocks, of a protein?

a)

fatty acids

b)

monosaccharides

c)

amino acids

d)

nucleotides

e)

I don't know

26.

Which of the following best summarizes the relationship between dehydration synthesis reactions and hydrolysis?

a)

Dehydration synthesis assembles polymers; hydrolysis breaks polymers apart.

b)

Dehydration synthesis eliminates water from membranes; hydrolysis adds water to membranes.

c)

Dehydration synthesis and hydrolysis assemble polymers from monomers.

d)

Hydrolysis creates polymers and dehydration synthesis creates monomers.

e)

I don't know

27.

Nucleic acids are polymers made up of which of the following monomers?

a)

nucleotides

b)

amino acids

c)

sugars

d)

nitrogenous bases

e)

I don't know

28.

An organism's genetic information is stored in which type of macromolecule?

a)

protein

b)

nucleic acid

c)

lipid

d)

carbohydrate

e)

I don't know

29.

Which macromolecule is built from the following monomer (amino acids)?

a)

Carbohydrates

b)

Proteins

c)

Lipids

d)

Nucleic Acids

e)

I don't know

30.

What type of lipid is shown in image 7?

a)

Saturated

b)

Unsaturated

c)

Presaturated

d)

Undersaturated

e)

I don't know

31.

The structure labeled I in image 8 is a ______.

a)

cytoplasm.

b)

cell membrane.

c)

cell wall

d)

chloroplast

e)

I don't know

32.

The structure labeled B in figure 6 is called the______.

a)

golgi body

b)

nucleolus

c)

cytoplasm

d)

mitochondria

e)

I don't know

33.

The structure labeled F in figure 6 is called the ______.

a)

Golgi body

b)

Endoplasmic reticulum (ER)

c)

mitochondria

d)

Chloroplast

e)

I don't know

34.

The cell membrane is a two-layer membrane made up of what?

a)

proteins and phosphates

b)

cellulose and oils

c)

phospholipids and proteins

d)

Skittles and butter

e)

I don't know

35.

Which of the following is a function of the cell membrane?

a)

regulates which materials enter and leave the cell

b)

keeps the cell wall in place

c)

stores water, salt, proteins, and carbohydrates

d)

Provides energy for the cell

e)

I don't know

36.

What type of cell has a cell membrane?

a)

both plant and animal

b)

neither plant or animal

c)

Animal

d)

rock

e)

I don't know

37.

A scientist at the polar ice cap was studying an ice sample from a hundred meters below the surface. While examining the ice, the scientist found some cells from many years ago. Using an electron microscope, the scientist identified these cell structures: large vacuole, mitochondrion, nucleus, cell wall, and ribosomes. What kind of organism did the scientist find?

a)

animal

b)

bacteria

c)

plant

d)

alien

e)

I don't know

38.

The basic unit of structure and function of all living organisms

a)

Species

b)

Cell

c)

gene

d)

atom

e)

I don't know

39.

What type of cell has a chloroplast?

a)

both plant and animal

b)

plant

c)

animal

d)

specialized

e)

I don't know

40.

What type of cell has a nucleus?

a)

both plant and animal

b)

plant and bacteria

c)

animal and bacteria

d)

bacteria

e)

I don't know

41.

What type of cell has a mitochondria?

a)

neither plant or animal

b)

both plant and animal

c)

animal

d)

bacteria

e)

I don't know

42.

Which statement is true about prokaryotic cells?

a)

We are made of prokaryotic cells.

b)

Their genetic material(dna) is not stored in a nucleus.

c)

They have membrane-bound organelles.

d)

A fungi is a prokaryotic cell

e)

I don't know

43.

Osmosis is the movement of water molecules from

a)

an area of low concentration of water to an area of high concentration of water.

b)

an area of high concentration of water to an area of low concentration of water

c)

an area of equilibrium to an area of high concentration

d)

all of the above

e)

I don't know

44.

What is a major difference between facilitated diffusion and active transport?

a)

Active transport moves substances against the concentration gradient.

b)

Active transport uses proteins in the process.

c)

Facilitated diffusion moves molecules through the plasma membrane.

d)

Facilitated diffusion requires large amounts of energy.

e)

I don't know.

45.

What type of macromolecules transport materials in and out of the cell membrane?

a)

Carbohydrates

b)

Lipids

c)

Nucleic Acids

d)

Proteins

e)

I don't know

46.

Which particle transport requires input of energy from the cell?

a)

diffusion

b)

osmosis

c)

facilitated diffusion

d)

active transport

e)

I don't know

47.

How do O2 and CO2 molecules travel in and out of the cell?

a)

Facilitated Diffusion

b)

Osmosis

c)

Diffusion

d)

Endocytosis

e)

I don't know

48.

What is exocytosis?

a)

Occurs when the particles are moved outside of the cell

b)

Occurs when the particles are moved inside of the cell

c)

Occurs when particles stay within the cell

d)

Occurs when particles stay outside of the cell

e)

I don't know

49.

Identify the type of solution

a)

Hypertonic

b)

Hypotonic

c)

Isotonic

d)

Catatonic

e)

I don't know

50.

Identify the type of solution

a)

Hypertonic

b)

Hypotonic

c)

Isotonic

d)

Catatonic

e)

I don't know

51.

Identify the type of solution

a)

Hypertonic

b)

Hypotonic

c)

Isotonic

d)

Catatonic

52.

Identify number 9

a)

Objective lens

b)

Fine focus

c)

base

d)

eyepiece

53.

Identify number 13

a)

Objective lens

b)

Fine focus

c)

base

d)

eyepiece

54.

Identify number 3/4

a)

Objective lens

b)

Fine focus

c)

base

d)

eyepiece

55.

Identify number 14

a)

Objective lens

b)

Fine focus

c)

base

d)

eyepiece

56.

Which number on the microscope moves the stage and brings the slide into general focus?

a)

12

b)

13

c)

10

d)

6

57.

If the eyepiece lens has a magnification of 20x and the objective lens has a magnification of 40x. What is the total magnification?

a)

60x

b)

20x

c)

160x

d)

800x

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