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1st Semester Science Review

Total questions: 85

Worksheet time: 57mins

Name
Class
Date
1.

Animals that have a backbone are classified as

a)

Consumers

b)

Vertebrates

c)

Invertebrates

2.

Animals that do not have a backbone are classified as:

a)

Decomposers

b)

Vertebrates

c)

Invertebrates

d)

Consumers

3.
a)

Mammal

b)

Bird

c)

Fish

d)

Reptile

e)

Amphibian

4.
a)

Mammal

b)

Bird

c)

Fish

d)

Reptile

e)

Amphibian

5.
a)

Mammal

b)

Bird

c)

Fish

d)

Reptile

e)

Amphibian

6.
a)

Mammal

b)

Bird

c)

Fish

d)

Reptile

e)

Amphibian

7.
a)

Mammal

b)

Bird

c)

Fish

d)

Reptile

e)

Amphibian

8.
a)

Mammal

b)

Bird

c)

Invertebrate

d)

Reptile

e)

Amphibian

9.
a)

Mammal

b)

Bird

c)

Invertebrate

d)

Reptile

e)

Amphibian

10.

Have scaly skin

Live on land

Are cold-blooded

Usually lay leathery eggs

a)

Mammal

b)

Bird

c)

Fish

d)

Reptile

e)

Amphibian

11.

Breathe with gills

Have fins and scales

Live in water

Are cold-blooded

Usually lay gelatinous eggs

a)

Mammal

b)

Bird

c)

Fish

d)

Reptile

e)

Amphibian

12.

Live in water when they are young (breath with gills)

Live on land when they are adults (breath with lungs)

Are cold-blooded

Have smooth, moist skin

Lay jellylike eggs without shells

a)

Mammal

b)

Bird

c)

Fish

d)

Reptile

e)

Amphibian

13.

Have two legs, feathers, and wings

Breath with lungs

Eat with a bill or beak

Are warm-blooded

Have hollow bones and most can fly

Lay hard-shelled eggs

a)

Mammal

b)

Bird

c)

Fish

d)

Reptile

e)

Amphibian

14.

Have hair or fur

Are warm-blooded

Feed milk to their young

Usually have live births

a)

Mammal

b)

Bird

c)

Fish

d)

Reptile

e)

Amphibian

15.

These types of plants contain stems through which water and food move:

a)

Vertebrates

b)

Invertebrates

c)

Vascular

d)

Nonvascular

16.

Examples of ___________________ plants include ferns, horsetails, pine trees, roses, and maple trees.

a)

Vertebrates

b)

Invertebrates

c)

Vascular

d)

Nonvascular

17.

These types of plants have NO tissue through which water and food move:

a)

Vertebrates

b)

Invertebrates

c)

Vascular

d)

Nonvascular

18.

Examples of ______________ plants include mosses, liverworts, and hornworts.

a)

Vertebrates

b)

Invertebrates

c)

Vascular

d)

Nonvascular

19.

ferns are classified as vascular plants that are _____________ producers

a)

Seed

b)

Non-seed

20.

Pine trees are classified as ____________________ producers without using flowers

a)

Seed

b)

Non-seed

21.
a)

Mammal

b)

Bird

c)

Fish

d)

Reptile

e)

Amphibian

22.

This is a seed-bearing tree because it has pine cones to help it reproduce.

a)

True

b)

False

23.

A fern is a vascular plant that is a non-seed producer.

a)

True

b)

False

24.
a)

Vascular

b)

Nonvascular

c)

Seed Producer

d)

Non-seed Producer

25.
a)

Seed Producer

b)

Non-seed Producer

26.
a)

Algae

b)

Moss

c)

Fern

d)

Flowers

27.
Probiotics are an example of ....
a)
A microorganisms that can make people sic
b)
A microorganism that lives in the ocean
c)
An example of bacteria and all bacteria is harmful
d)
an example of live bacteria and yeast that is helpful to humans by aiding in the digestion of food
28.
Which of the following is an example of a harmful microorganism?
a)
Fungi used as antibiotics
b)
Ecoli on food that makes people sick
c)
Bacteria found in yogurt.
d)
Microorganisms helping dead matter to decay
29.
Which of the following statements are true?
a)
All microorganisms are bad
b)
All microorganisms are good
c)
Some microorganisms are harmful, while some can be helpful
d)
Microorganisms are too small to do anything to anyone
30.
Which is not an example of a helpful microorganism?
a)
Yeast to help bread rise
b)
A virus used in a vaccine
c)
Microbes used to clean oil spills
d)
Bacteria that causes strep throat
31.
_________________ bacteria are in your _________________ to help digest food.
a)
Helpful; throat
b)
Helpful; stomach
c)
Harmful; esophagus
d)
Harmful; lungs
32.

Why should cooked and uncooked food be stored separately?

a)

To stop bacteria from spreading to one another

b)

Because bacteria only like uncooked food

c)

Because bacteria only like cooked food

33.

What does an antibiotic do?

a)

It kills viruses

b)

It kills all microorganisms

c)

It kills bacteria

d)

It causes diseases such as malaria

34.

True of False:


All microorganisms are harmful

a)

True

b)

False

35.

Harmful or Helpful:


Bacteria decomposes dead leaves and animals.

a)

Harmful

b)

Helpful

36.

Harmful or Helpful:


Mold Growing on fruit and other foods that were left out

a)

Harmful

b)

Helpful

37.

Harmful or Helpful:


Adding yeast to bread to help it rise

a)

Harmful

b)

Helpful

38.
A tiny, nonliving particle that invades and then reproduces inside a living cell.
a)
Bacteria
b)
Virus
c)
Protist
d)
Fungi
39.

Nucleus

a)

Keeps the cell separate from other plant and animal cells.

b)

Controls all of the cell's activities. Known as the boss or brain of the cell; is a circular shape that holds the DNA.

c)

Is the powerhouse of the cell.

40.
The control center of the cell is the 
a)
Nucleolus
b)
Cytoplasm
c)
Nucleus
d)
Cell Membrane
41.

The cell membrane...

a)

is like a wall that blocks everything from going into the cell

b)

controls what can go into or out of a cell

c)

is hard and rigid, and gives the cell its shape, like an exoskeleton

42.

What is number 1 pointing to?

a)

cell wall

b)

ribosomes

c)

lysosomes

d)

chloroplast

43.

What is number 2 pointing to?

a)

cell wall

b)

chloroplast

c)

cytoplasm

d)

cell membrane

44.

In both the animal and plant cells, what is the letter B pointing to?

a)

chloroplast

b)

ribosomes

c)

nucleus

d)

mitochondria

45.

What is number 6 pointing to?

a)

chloroplast

b)

cytoplasm

c)

nucleus

d)

cell wall

46.

Click the two parts that only plant cells have.

a)

cell membrane

b)

cell wall

c)

chloroplast

47.

A scar on a child's leg after falling

a)

Acquired Physical Trait

b)

Inherited Physical Trait

48.

Brown eye color

a)

Acquired Physical Trait

b)

Inherited Physical Trait

49.

Naturally curly red hair

a)

Acquired Physical Trait

b)

Inherited Physical Trait

50.

A girl dyes her hair blonde to match her best friend.

a)

Acquired Physical Trait

b)

Inherited Physical Trait

51.

A rose in the backyard has a pink coloring.

a)

Acquired Physical Trait

b)

Inherited Physical Trait

52.

A tree has a hole in the middle of the trunk.

a)

Acquired Physical Trait

b)

Inherited Physical Trait

53.

A dog has fluffy white fur.

a)

Acquired Physical Trait

b)

Inherited Physical Trait

54.

The bright blue coloring on a bird

a)

Acquired Physical Trait

b)

Inherited Physical Trait

55.

A spider spinning a web

a)

instinct

b)

learned behavior

56.

a puppy catching a ball and returning it on command

a)

instinct

b)

learned behavior

57.

playing a musical instrument

a)

instinct

b)

learned behavior

58.

a butterfly migrating for the winter

a)

instinct

b)

learned behavior

59.

a bird building a nest

a)

instinct

b)

learned behavior

60.

Which part of the cell is a watery, jelly-like substance?

a)

cytoplasm

b)

nucleus

c)

vacuole

d)

cell wall

61.

Which parts do ONLY plant cells have? (Animal cells don't have them!)

a)

vacuoles and mitochondria

b)

nucleus and chloroplasts

c)

chloroplasts and cell membrane

d)

cell wall and chloroplasts

62.

In PLANT cells, which part is the rigid outer layer that supports and protects the cell?

a)

cell membrane

b)

cell wall

c)

chloroplast

d)

nucleus

63.

Chloroplasts...

a)

are where plant cells do photosynthesis and make food

b)

are where plant cells produce energy

c)

are where both plant and animal cells make food (photosynthesis)

64.

Chloroplasts...

a)

are NOT in animal cells

b)

are always in animal cells

c)

are sometimes in animal cells, and sometimes in plant cells

65.

What is a chemical change?

a)

Forming a new substance

b)

When two or more substances combine to make a greater one

c)

When two or more substances combine to make a new chemical substance

d)

Combing substances

66.

What is a physical change?

a)

molecules interacting and changing into a new substance

b)

A change in the form or appearance of a substance

67.

Which is an example of a physical change?

a)

Cooking

b)

Buring Wood

c)

Ripping paper

d)

Digesting Food

68.

Which of the following isn't a chemical change?

a)

digesting food

b)

boiling water

c)

fireworks

d)

baking bread

69.

Is this an example of a physical or chemical change?

a)

physical

b)

chemical

70.

Is this an example of a physical or chemical change?

a)

physical

b)

chemical

71.

Is this an example of a physical or chemical change?

a)

physical

b)

chemical

72.

Is this an example of a physical or chemical change?

a)

physical

b)

chemical

73.

Is this an example of a physical or chemical change?

a)

physical

b)

chemical

74.

Is this an example of a physical or chemical change?

a)

physical

b)

chemical

75.

Is this an example of a physical or chemical change?

a)

physical

b)

chemical

76.

Is this an example of a physical or chemical change?

a)

physical

b)

chemical

77.

Is this an example of a physical or chemical change?

a)

physical

b)

chemical

78.

Is this an example of a physical or chemical change?

a)

physical

b)

chemical

79.

Is this an example of a physical or chemical change?

a)

physical

b)

chemical

80.

Is this an example of a physical or chemical change?

a)

physical

b)

chemical

81.

Is this an example of a physical or chemical change?

a)

physical

b)

chemical

82.

Is this an example of a physical or chemical change?

a)

physical

b)

chemical

83.

Is this an example of a physical or chemical change?

a)

physical

b)

chemical

84.

Is this an example of a physical or chemical change?

a)

physical

b)

chemical

85.

Is this an example of a physical or chemical change?

a)

physical

b)

chemical

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