General Science Practice

Question 1

The gravitational interaction of Earth and the Moon is responsible for?

Answer 1

Tides

Question 2

In cell biology, where does DNA replication take place?

Answer 2

Nucleus

Question 3

Blood pressure is generally highest in?

Answer 3

Arteries

Question 4

In the classification of life, what is not a kingdom?

Answer 4

Bacteria

Question 5

Primary difference between a comet and an asteroid?

Answer 5

comets have an atmosphere

Question 6

Plant cells are surrounded by?

Answer 6

a cell membrane and a cell wall

Question 7

Vector quantities are fully described as?

Answer 7

A magnitude and a direction

Question 8

Antigens are found on the outside of which blood cells?

Answer 8

Red

Question 9

__________ is caused by a lack of iron in the diet.

Answer 9

Anemia

Question 10

Respiration is the process by which __________ absorb oxygen and eliminate carbon dioxide.

Answer 10

blood cells

Question 11

Elements in the Periodic Table of the Elements are ordered by?

Answer 11

Atomic number

Question 12

Narrowest classification of life?

Answer 12

Species

Question 13

In the food chain, omnivores may be which of the following?

Answer 13

Secondary or tertiary consumers

Question 14

Poor balance could indicate an issue with which part of the nervous system?

Answer 14

Cerebellum

Question 15

Order for types of radiation from lowest to highest frequency?

Answer 15

radio waves → visible light → gamma rays

Question 16

A transition zone between two air masses are called?

Answer 16

Fronts

Question 17

The two heart chambers that pump blood are called?

Answer 17

Ventricles

Question 18

Igneous rock

Answer 18

Granite

Question 19

Respiration is the process by which __________ absorb oxygen and eliminate carbon dioxide.

Answer 19

Blood cells

Question 20

The ovum and oviduct are part of which bodily system?

Answer 20

Reproductive

Question 21

Correct reproductive sequence?

Answer 21

ovum → zygote → fetus

Question 22

Not a function of bone in the human skeletal system?

Answer 22

Store vitamins

Question 23

Minerals, vitamins, and fiber are:

Answer 23

Micronutrients

Question 24

In the food chain, bacteria and fungi convert the organic matter in the dead bodies of plants and animals into simple nutrients. Bacteria and fungi are:

Answer 24

Decomposers

Question 25

Which of the following describes the Earth’s outer core?

Answer 25

Liquid

Question 26

What part of the food chain serves only as food for other organisms?

Answer 26

Producers

Question 27

In the food chain, omnivores may be which of the following?

Answer 27

Secondary or tertiary consumers

Question 28

Plant cells are surrounded by:

Answer 28

A cell membrane and a cell wall

Question 29

What is a major difference between the somatic and autonomic nervous systems?

Answer 29

One controls voluntary activity, one controls involuntary activity

Question 30

Which of the following is the smallest component of an element that still retains the properties of the element?

Answer 30

Atom

Question 31

“The acceleration of an object as produced by a net force is directly proportional to the magnitude of the net force, in the same direction as the net force, and inversely proportional to the mass of the object.” This describes which of Newton’s laws of motion?

Answer 31

Second

Question 32

Bronchioles, alveolus, and capillaries are vital parts of which bodily system?

Answer 32

Respiration

Question 33

A person’s genotype is their genetic makeup and includes:

Answer 33

Both dominant and recessive alleles

Question 34

The envelope of gases surrounding the planet is called the:

Answer 34

Atmosphere

Question 35

In cell biology, the primary difference between anaerobic and aerobic respiration is that aerobic respiration requires:

Answer 35

Oxygen

Question 36

What part of the food chain serves only as food for other organisms?

Answer 36

Producers

Question 37

In which type of compound does one atom borrow an electron from another atom?

Answer 37

Ionic

Question 38

Molecules and atoms that are inputs to a chemical reaction are known as which of the following?

Answer 38

Reactants

Question 39

The number system most used in science is the:

Answer 39

Metric system

Question 40

Which of the following is not a medium for sound waves?

Answer 40

Vacuum

Question 41

The Sun is a __________-type main-sequence star.

Answer 41

G

Question 42

Which of these is not a phase in cell division?

Answer 42

Megaphase

Question 43

Molecules and atoms that are inputs to a chemical reaction are known as which of the following?

Answer 43

Reactants

Question 44

In the foood chain, producers serve as a food source for other organisms. Typical producers are plants that can make their own food through photosynthesis and certain bacteria that are capable of converting inorganic substances into food through:

Answer 44

Chemosynthesis

Question 45

The formula Fg=Gm1m2/r2 applies to which of Newton’s laws?

Answer 45

Universal gravitation

Question 46

As part of digestion, the liver produces bile which breaks down:

Answer 46

Fat

Question 47

Which of these is not a function of bone in the human skeletal system?

Answer 47

Store vitamins

Question 48

An endoskeleton (internal skeleton) is a charateristic of __________ animals, including humans.

Answer 48

Vertebrate

Question 49

Bronchioles, alveolus, and capillaries are vital parts of which bodily system?

Answer 49

Respiration

Question 50

Which of the following is not a characteristic of the Sun?

Answer 50

Formed 2.6 billion years ago