Self Check 1

Question 1

​Which statement best describes the plasma membrane?
​A)​it contains a phospholipid bilayer embedded with proteins
​B)​it is semi-permeable
​C)​it regulates the entrance and exit of substances into and out of the cell
​D)​all of the above

Answer 1

D

Question 2

​Which of these does NOT involve substances moving from an area of high concentration to an area of low concentration?
​A)​active transport
​B)​diffusion
​C)​facilitated transport
​D)​osmosis

Answer 2

A

Question 3

Why is the nucleus, considered the control centre of the cell?
​A)​it contains the genetic information of the cell
​B)​it has nuclear pores through which materials can pass
​C)​it houses the nucleolus
​D)​it is located in the centre of the cel

Answer 3

A

Question 4

​Where are DNA and RNA located?
​A) ​cytoplasm
​B)​nucleus
​C)​mitochondria
​D)​cytoskeleton

Answer 4

B

Question 5

Which of these cellular structures is NOT composed of membranes?
​A)​endoplasmic reticulum
​B)​Golgi apparatus
​C)​lysosomes
​D)​ribosomes

Answer 5

D

Question 6

​Which organelle is associated with the production of ATP?
​A)​Golgi apparatus
​B)​lysosomes
​C)​mitochondria
​D)​ribosomes

Answer 6

C

Question 7

​Which of the following statement(s) is true about the cytoskeleton?
​A)​it allows organelles to move about the cell
​B)​it gives the cell its shape
​C)​it is a network of microtubules and filaments
​D)​all of the above

Answer 7

D

Question 8

Why are cells so small?
​A)​to allow for more efficient movement of material in and out of cell
​B)​to allow for rapid reproduction
​C)​to require more nutrients to survive
​D)​to be harder to see

Answer 8

A

Question 9

​Which statement(s) are true about enzymes?
​A)​enzymes cannot be used over again
​B)​enzymes may require coenzymes to aid them
​C)​enzymes speed up a reaction
​D)​B and C only

Answer 9

D

Question 10

Which of the following terms refers to cells of a similar structure that work together?
​A)​organ
​B)​organism
​C)​organ system
​D)​tissue

Answer 10

D

Question 11

​Which of the following is sometimes NOT considered a type of connective tissue?
​A)​adipose tissue
​B)​blood
​C)​bone
​D)​cartilage

Answer 11

B

Question 12

What does epithelial tissue do?
​A)​it lines body cavities
​B)​it protects
​C)​it secretes
​D)​all of the above

Answer 12

D

Question 13

​What type of tissue is a gland composed of?
​A)​connective
​B)​epithelial
​C)​muscle
​D)​nerve

Answer 13

B

Question 14

​Which of the following is NOT a type of muscle?
​A)​adipose
​B)​cardiac
​C)​skeletal
​D)​smooth

Answer 14

A

Question 15

Which statement is true about nerve cells?
​A)​nerve cells are also known as neurons
​B)​nerve cells are responsible for transmitting information throughout the body
​C)​nerve cells are found in the brain and spinal cord
​D)​all of the above

Answer 15

D

Question 16

​Which of these organs is located in the thoracic cavity?
​A)​kidneys
​B)​lungs
​C)​small intestine
​D)​urinary bladder

Answer 16

B

Question 17

Which one of these organ systems is involved in the secretion of hormones?
​A)​Digestive system
​B)​Endocrine system
​C)​Lymphatic system
​D)​Urinary System

Answer 17

B

Question 18

Which one of these organ systems is involved in the regulation and coordination of the body?
​A)​Cardiovascular system
​B)​Nervous System
​C)​Respiratory System
​D)​Reproductive System

Answer 18

B