Internal Structure Of Organisms

Question 1

What is the primary function of nutrition in living organisms?

Answer 1

To provide energy and essential nutrients for growth, repair, and maintenance.

Question 2

True or False: Respiration is the process of taking in oxygen and releasing carbon dioxide.

Answer 2

True

Question 3

Fill in the blank: The main organ responsible for excretion in humans is the __________.

Answer 3

kidney

Question 4

What is the process by which living organisms reproduce?

Answer 4

Reproduction can occur sexually or asexually.

Question 5

What are the two types of plant growth?

Answer 5

Primary growth and secondary growth.

Question 6

Multiple Choice: Which system is responsible for movement in the body? A) Digestive B) Muscular C) Circulatory D) Nervous

Answer 6

B) Muscular

Question 7

What is the role of transport in biology?

Answer 7

To move nutrients, gases, and waste products throughout the organism.

Question 8

True or False: Photosynthesis is a form of respiration.

Answer 8

False

Question 9

Fill in the blank: The process of converting glucose into energy in cells is called __________.

Answer 9

cellular respiration

Question 10

What type of reproduction involves the fusion of gametes?

Answer 10

Sexual reproduction

Question 11

What is homeostasis?

Answer 11

The maintenance of a stable internal environment in an organism.

Question 12

Multiple Choice: Which of the following is not a type of transport in biology? A) Active transport B) Passive transport C) Genetic transport D) Facilitated diffusion

Answer 12

C) Genetic transport

Question 13

What is the main function of the circulatory system?

Answer 13

To transport blood, nutrients, gases, and waste throughout the body.

Question 14

True or False: Excretion is the process of removing waste products from the body.

Answer 14

True

Question 15

Fill in the blank: The hormone responsible for growth is __________.

Answer 15

growth hormone

Question 16

What is the difference between autotrophs and heterotrophs?

Answer 16

Autotrophs produce their own food, while heterotrophs consume other organisms for energy.

Question 17

Multiple Choice: Which organelle is responsible for energy production in cells? A) Nucleus B) Mitochondria C) Ribosomes D) Golgi apparatus

Answer 17

B) Mitochondria

Question 18

What is the primary function of the respiratory system?

Answer 18

To facilitate gas exchange, primarily oxygen and carbon dioxide.

Question 19

True or False: The skeletal system provides support and structure to the body.

Answer 19

True

Question 20

Fill in the blank: The process of breaking down food into smaller molecules is called __________.

Answer 20

digestion

Question 21

What is the significance of mitosis in growth?

Answer 21

Mitosis is essential for cell division and growth in multicellular organisms.

Question 22

Multiple Choice: Which of the following is a waste product of respiration? A) Oxygen B) Glucose C) Carbon dioxide D) Water

Answer 22

C) Carbon dioxide

Question 23

What is the role of enzymes in digestion?

Answer 23

Enzymes catalyze biochemical reactions that break down food.

Question 24

True or False: Plants can reproduce both sexually and asexually.

Answer 24

True

Question 25

Fill in the blank: The process by which plants convert sunlight into energy is called __________.

Answer 25

photosynthesis

Question 26

What is the function of the excretory system?

Answer 26

To remove waste products and excess substances from the body.

Question 27

Multiple Choice: Which type of muscle is involuntary? A) Skeletal B) Cardiac C) Smooth D) Both B and C

Answer 27

D) Both B and C

Question 28

What are the main components of the circulatory system?

Answer 28

Heart, blood vessels, and blood.

Question 29

True or False: Growth occurs only during childhood and adolescence.

Answer 29

False

Question 30

Fill in the blank: The structural unit of the kidney is the __________.

Answer 30

nephron

Question 31

What is the purpose of cellular respiration?

Answer 31

To convert biochemical energy from nutrients into ATP.

Question 32

Multiple Choice: Which of the following is NOT a function of the skeletal system? A) Protection B) Movement C) Digestion D) Support

Answer 32

C) Digestion

Question 33

What is the primary factor that affects plant growth?

Answer 33

Light, water, nutrients, and temperature.

Question 34

True or False: All living organisms require water for survival.

Answer 34

True

Question 35

Fill in the blank: The process of maintaining a stable internal environment is called __________.

Answer 35

homeostasis

Question 36

What is the role of chlorophyll in photosynthesis?

Answer 36

Chlorophyll captures light energy for the process of photosynthesis.

Question 37

Multiple Choice: Which type of transport requires energy? A) Passive transport B) Active transport C) Diffusion D) Osmosis

Answer 37

B) Active transport

Question 38

What is the primary waste product of protein metabolism?

Answer 38

Urea

Question 39

True or False: Asexual reproduction results in genetically identical offspring.

Answer 39

True

Question 40

Fill in the blank: The organ that filters blood in the excretory system is the __________.

Answer 40

kidney

Question 41

What process do plants use to absorb water from the soil?

Answer 41

Osmosis

Question 42

Multiple Choice: Which of the following is a function of the muscular system? A) Support B) Movement C) Protection D) All of the above

Answer 42

D) All of the above

Question 43

What is the primary role of vitamins in nutrition?

Answer 43

To support various biochemical functions and maintain health.