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Digestive System Quiz

Total questions: 105

Worksheet time: 53mins

Name
Class
Date
1.

Which of the following is part of the digestive tract?

a)

Esophagus

b)

Heart

c)

Lungs

d)

Brain

2.

What is the main function of the digestive system?

a)

To process food and liquids in the body

b)

To pump blood throughout the body

c)

To help with breathing

d)

To control body movements

3.

Which organ is responsible for breaking down food into smaller components for absorption?

a)

Stomach

b)

Esophagus

c)

Lungs

d)

Liver

4.

Which of the following is NOT part of the digestive system?

a)

Mouth

b)

Small intestine

c)

Large intestine

d)

Kidney

5.

What happens to food in the digestive system?

a)

It is broken down into smaller components for absorption and assimilation

b)

It is stored for energy

c)

It is turned into blood

d)

It is used for breathing

6.

What is the first organ in the digestive system?

a)

Stomach

b)

Mouth

c)

Esophagus

d)

Intestines

7.

What is the function of saliva in the digestive process?

a)

It breaks down proteins into amino acids.

b)

It initiates digestion by breaking down starch into sugar.

c)

It absorbs nutrients from food.

d)

It transports food to the stomach.

8.

What is mechanical digestion in the mouth?

a)

Breaking down food using saliva.

b)

Chewing food to break it into smaller pieces.

c)

Transporting food to the stomach.

d)

Absorbing nutrients from food.

9.

Which of the following is NOT a function of the mouth in digestion?

a)

Ingestion of food.

b)

Mechanical digestion through chewing.

c)

Absorption of nutrients.

d)

Chemical digestion using saliva.

10.

What is the primary function of the esophagus?

a)

To produce digestive enzymes.

b)

To facilitate the passage of food from the mouth to the stomach.

c)

To absorb nutrients directly into the bloodstream.

d)

To store food temporarily.

11.

Which organ ensures the smooth movement of food from the mouth to the stomach?

a)

Esophagus

b)

Liver

c)

Stomach

d)

Intestines

12.

Why is the esophagus important for digestion?

a)

It absorbs nutrients directly into the bloodstream.

b)

It ensures efficient digestion and nutrient absorption by moving food to the stomach.

c)

It produces enzymes to break down food.

d)

It stores food temporarily before digestion.

13.

What is the primary function of the stomach in the digestive system?

a)

To produce blood cells

b)

To hold food and mix it with stomach enzymes

c)

To absorb nutrients directly into the bloodstream

d)

To store oxygen for the body

14.

What happens to partially digested food in the stomach?

a)

It is absorbed into the bloodstream

b)

It is stored permanently in the stomach

c)

It is emptied into the small intestine

d)

It is converted into oxygen

15.

Which substances in the stomach help with chemical digestion?

a)

Blood cells and oxygen

b)

Acids and enzymes

c)

Water and nutrients

d)

Hormones and proteins

16.

Where is the pancreas located in the human body?

a)

In the chest cavity

b)

Behind the stomach

c)

Inside the liver

d)

Below the lungs

17.

What is one of the key functions of the pancreas?

a)

Produces red blood cells

b)

Produces enzymes to break down sugars, fats, proteins, and starches

c)

Produces bile for digestion

d)

Produces oxygen for the body

18.

Which of the following substances does the pancreas help break down during digestion?

a)

Vitamins and minerals

b)

Sugars, fats, proteins, and starches

c)

Water and oxygen

d)

Hormones and bile

19.

What is the largest organ in the body that performs essential functions within the digestive system?

a)

Heart

b)

Liver

c)

Lungs

d)

Stomach

20.

What substance does the liver produce to aid in fat digestion and nutrient absorption?

a)

Blood

b)

Bile

c)

Saliva

d)

Enzymes

21.

Which of the following is a function of the liver in the digestive system?

a)

Producing bile

b)

Pumping blood

c)

Filtering air

d)

Breaking down bones

22.

What is the primary role of the gallbladder in the digestive system?

a)

To produce bile

b)

To store and concentrate bile

c)

To digest food directly

d)

To absorb nutrients

23.

Where is the gallbladder located in the human body?

a)

Above the stomach

b)

Beneath the liver

c)

Next to the pancreas

d)

Inside the intestines

24.

What is the shape of the gallbladder?

a)

Round

b)

Pear-shaped

c)

Square

d)

Oval

25.

Which organ produces bile that is stored and concentrated by the gallbladder?

a)

Stomach

b)

Pancreas

c)

Liver

d)

Intestines

26.

What is the main function of the small intestine?

a)

Breaking down food and absorbing nutrients

b)

Pumping blood throughout the body

c)

Producing hormones for growth

d)

Filtering waste from the blood

27.

Which nutrients does the small intestine absorb?

a)

Carbohydrates, proteins, and fats

b)

Vitamins, minerals, and water only

c)

Oxygen and carbon dioxide

d)

Sugars and salts only

28.

Why is the small intestine important in digestion?

a)

It ensures efficient nutrient absorption and waste elimination

b)

It stores food for long periods of time

c)

It produces enzymes for breaking down food

d)

It filters toxins from the bloodstream

29.

What is one of the main functions of the large intestine?

a)

Absorbing water and electrolytes

b)

Producing enzymes for digestion

c)

Breaking down proteins

d)

Storing bile

30.

What is the function of the rectum in the digestive system?

a)

It connects the stomach to the small intestine.

b)

It acts as a reservoir where stool accumulates before elimination.

c)

It produces enzymes for digestion.

d)

It absorbs nutrients from food.

31.

What marks the exit point for food waste in the digestive system?

a)

The stomach

b)

The small intestine

c)

The anus

d)

The esophagus

32.

Which organ connects the large intestine to the anus?

a)

The rectum

b)

The stomach

c)

The liver

d)

The pancreas

33.

What is the main function of the digestive system?

a)

To help the body turn food into energy

b)

To store food for later use

c)

To transport oxygen to the body

d)

To produce saliva

34.

Where are nutrients absorbed into the body during digestion?

a)

Mouth

b)

Small intestine

c)

Large intestine

d)

Stomach

35.

What happens to the waste after it passes through the large intestine?

a)

It is absorbed into the body

b)

It is turned into energy

c)

It leaves the body when we go to the bathroom

d)

It is stored in the stomach

36.

What is Mechanical Digestion?

a)

Breaking food using juices and chemicals like saliva and stomach juice.

b)

Physical breakdown of food into smaller pieces using your teeth.

c)

Absorbing nutrients from food in the small intestine.

d)

Storing food in the stomach for digestion.

37.

What is the primary function of the skeletal system?

a)

To provide support and protection for the body's internal organs.

b)

To digest food and absorb nutrients.

c)

To pump blood throughout the body.

d)

To regulate body temperature.

38.

What does the skeletal system produce in addition to shaping the body and enabling movement?

a)

Blood cells.

b)

Hormones.

c)

Enzymes.

d)

Oxygen.

39.

How many bones does an average adult have?

a)

206 bones.

b)

270 bones.

c)

150 bones.

d)

300 bones.

40.

What is the skeletal system made up of?

a)

Bones, joints, and associated cartilage.

b)

Muscles and skin.

c)

Blood vessels and nerves.

d)

Organs and tissues.

41.

What is the name of the bone structure that protects the chest organs like the heart and lungs?

a)

Spine

b)

Ribcage

c)

Pelvis

d)

Shoulder Girdle

42.

What is the name of the bone structure that supports the back?

a)

Spine

b)

Shoulder Girdle

c)

Ribcage

d)

Hand Bones

43.

What is the function of joints in the skeletal system?

a)

To store minerals

b)

To let bones meet and allow movement

c)

To protect the brain

d)

To produce blood cells

44.

What is cartilage?

a)

A type of bone

b)

A soft tissue that cushions bones

c)

A mineral stored in bones

d)

A part of the ribcage

45.

What does the skeletal system store to keep bones strong?

a)

Iron

b)

Calcium

c)

Protein

d)

Oxygen

46.

What is the function of the muscular system ?

a)

involves collaboration with the skeletal system to generate voluntary movements

b)

Break down food

c)

It pumps blood into the body

47.

What role do muscles play in sustaining posture and stabilizing joints?

a)

Respiration

b)

Circulation

c)

Posture and Stability

d)

Heat Production

48.

Which function of the muscular system is crucial for regulating body temperature?

a)

Heat Production

b)

Digestion

c)

Respiration

d)

Circulation

49.

What is the role of smooth muscles in the digestive tract?

a)

Propel blood through vessels

b)

Facilitate the movement of food through the digestive system

c)

Generate heat for body temperature regulation

d)

Aid in voluntary movements

50.

Which type of muscles controls the contraction of organs such as the stomach, intestines, and bladder.?

a)

Skeletal muscles

b)

Smooth muscles

c)

Diaphragm muscles

d)

Cardiac muscles

51.

What are the three main types of muscle tissue in the muscular system?

a)

Skeletal Muscles, Cardiac Muscles, and Smooth Muscles

b)

Skeletal Muscles, Nervous Muscles, and Smooth Muscles

c)

Cardiac Muscles, Nervous Muscles, and Skeletal Muscles

d)

Smooth Muscles, Nervous Muscles, and Cardiac Muscles

52.

Which type of muscle tissue is responsible for the movement of the heart?

a)

Skeletal Muscles

b)

Cardiac Muscles

c)

Smooth Muscles

d)

Nervous Muscles

53.

Which type of muscle tissue is found in the walls of internal organs?

a)

Skeletal Muscles

b)

Cardiac Muscles

c)

Smooth Muscles

d)

Nervous Muscles

54.

What type of control do skeletal muscles operate under?

a)

Involuntary control

b)

Voluntary control

c)

Automatic control

d)

Reflexive control

55.

Which of the following activities is NOT a function of skeletal muscles?

a)

Walking

b)

Lifting

c)

Breathing

d)

Maintaining posture

56.

What type of control does the cardiac muscle have?

a)

Voluntary control

b)

Involuntary control

c)

Partial control

d)

Reflexive control

57.

What is the primary function of the cardiac muscle?

a)

Helps in digestion

b)

Pumps blood throughout the body

c)

Supports the skeletal system

d)

Produces hormones

58.

Where is the cardiac muscle located?

a)

In the walls of the stomach

b)

In the walls of the heart

c)

In the walls of the lungs

d)

In the walls of the brain

59.

Which organ is controlled by smooth muscles?

a)

Brain

b)

Stomach

c)

Heart

d)

Lungs

60.

What is the main function of the heart?

a)

To digest food

b)

To pump blood

c)

To produce oxygen

d)

To control the brain

61.

How many chambers does the heart have?

a)

Two

b)

Three

c)

Four

d)

Five

62.

Which chambers of the heart are located at the bottom?

a)

Atria

b)

Ventricles

c)

Arteries

d)

Veins

63.

What is the difference between atria and ventricles in the heart?

a)

Atria are lower chambers, ventricles are upper chambers

b)

Atria are upper chambers, ventricles are lower chambers

c)

Atria pump blood, ventricles store blood

d)

Atria store blood, ventricles pump blood

64.

What does the right atrium of the heart do?

a)

Pumps oxygen-rich blood to the body

b)

Takes in blood carrying carbon dioxide

c)

Pumps blood directly to the brain

d)

Takes in oxygen-rich blood from the lungs

65.

What happens to the blood when it is taken to the lungs?

a)

Carbon dioxide is replaced with oxygen

b)

Blood is pumped directly to the brain

c)

Blood becomes carbon dioxide-rich

d)

Blood is stored in the lungs

66.

Which part of the heart squeezes blood into the lungs?

a)

Left atrium

b)

Right ventricle

c)

Left ventricle

d)

Right atrium

67.

What is the function of the left atrium in the heart?

a)

It pumps blood to the lungs.

b)

It receives oxygen-carrying blood from the lungs.

c)

It pumps blood to the body.

d)

It receives blood from the body.

68.

Where does blood go after being pumped into the left ventricle?

a)

To the lungs.

b)

To the right atrium.

c)

Throughout the body.

d)

To the left atrium.

69.

What component of the blood carries oxygen, nutrients and wastes?

a)

Red Blood Cells

b)

White Blood Cells

c)

Platelets

d)

Plasma

70.

What component of the blood fights diseases and protect the body from infection?

a)

Red Blood Cells

b)

White Blood Cells

c)

Platelets

d)

Plasma

71.

Which component of the blood gathers at the site of injury and help the clotting process?

a)

Red Blood Cells

b)

White Blood Cells

c)

Platelets

d)

Plasma

72.

It is a straw-colored liquid where the other blood components float in.

a)

Red Blood Cells

b)

White Blood Cells

c)

Platelets

d)

Plasma

73.

These are tubes or channels that carry blood throughout our body.

a)

Blood Vessels

b)

Platelets

c)

Plasma

74.

The aerial part of the plant, which grows upwards.

a)

Shoot System

b)

Root System

75.

Composed of organs that grow beneath and into the ground.

a)

Shoot System

b)

Root System

76.

Which is NOT a function of Shoot System in plants?

a)

It provides structure by holding it upright.

b)

Collect sunlight and make food by photosynthesis

c)

Transport fluids throughout the plant

d)

Absorb water and minerals

77.

Which is NOT a function of ROOT System in plants?

a)

Collect sunlight and make food by photosynthesis

b)

Anchor the plant in the soil

c)

Absorb water and minerals

d)

Storing food

78.

Thicker roots absorb nutrients less but stores fluids and food better.

a)

TRUE

b)

FALSE

79.

Which plant has a FIBROUS ROOT SYSTEM?

a)

Carrot

b)

Corn

c)

Okra

d)

Radish

80.

Which plant has a TAPROOT SYSTEM?

a)

Carrot

b)

Corn

c)

Rice

d)

Grass

81.

It has many thin roots that spread out in all direction.

a)

Fibrous root

b)

Taproot

82.

This root system has roots that with the same size

a)

Fibrous root

b)

Taproot

83.

This root system has one main root that grows straight down.

a)

Fibrous root

b)

Taproot

84.

Habitat on land, like forests, grasslands, deserts, shorelines, and wetlands.

a)

Aquatic

b)

Terrestrial

c)

Aerial

d)

Arboreal

85.

What best describes arboreal animals?

a)

They live in farms, towns, and cities, and habitats that are under the earth, like caves and mines.

b)

Their mode of survival is in water

c)

They live in the air or spend most of their time flying or gliding.

d)

They that stay on trees.

86.

What best describes terrestrial animals?

a)

They live in farms, towns, and cities, and habitats that are under the earth, like caves and mines.

b)

Their mode of survival is in water

c)

They live in the air or spend most of their time flying or gliding.

d)

They that stay on trees.

87.

It is a large reptile found in Philippine forests. It has a long body, strong legs, and a forked tongue.

a)

Philippine Tree squirrel

b)

Eagle-owl

c)

Bayawak (monitor lizard)

d)

Dugong

88.

It is a large, gentle marine animal found in warm coastal waters, including the Philippines.

a)

Philippine Tree squirrel

b)

Eagle-owl

c)

Calamian Deer

d)

Dugong

89.

It is a furry animal found in Southeast Asian rainforests, including the Philippines. It lives in trees, has a long tail for balance, and eats fruits and small animals.

a)

Philippine Tree squirrel

b)

Eagle-owl

c)

Calamian Deer

d)

Binturong or bearcat

90.

It has a bushy tail and sharp claws for climbing trees, where it searches for fruits, seeds, and insects.

a)

Philippine Tree squirrel

b)

Philippine Tarsier

c)

Calamian Deer

d)

Binturong or bearcat

91.

Which animal is an herbivore?

a)

Carabao

b)

Tiger

c)

Human

d)

snake

92.

Some examples are Orangutans, Hedgehogs, Chickens, Ducks, Pigs, and Bears.

a)

Herbivores

b)

Carnivores

c)

Omnivores

93.

Philippine Tarsier is an example of _________ animal

a)

Herbivorous

b)

Carnivorous

c)

Omnivorous

94.

Philippine Crocodile is an example of _________ animal

a)

Herbivorous

b)

Carnivorous

c)

Omnivorous

95.

Wary pig is an example of _________ animal.

a)

Herbivorous

b)

Carnivorous

c)

Omnivorous

96.

Philippine mouse deer is an example of _________ animal.

a)

Herbivorous

b)

Carnivorous

c)

Omnivorous

97.

Binturong: _________

a)

Herbivorous

b)

Carnivorous

c)

Omnivorous

98.

Philippine Cobra: _________

a)

Herbivorous

b)

Carnivorous

c)

Omnivorous

99.

Calamian Deer : _________

a)

Herbivorous

b)

Carnivorous

c)

Omnivorous

100.

Dugong : _________

a)

Herbivorous

b)

Carnivorous

c)

Omnivorous

101.

Philippine Eagle-owl: _________

a)

Herbivorous

b)

Carnivorous

c)

Omnivorous

102.

Milkfish: _________

a)

Herbivorous

b)

Carnivorous

c)

Omnivorous

103.

Bayawak (Monitor Lizard: _________

a)

Herbivorous

b)

Carnivorous

c)

Omnivorous

104.

Philippine tree squirrel: _________

a)

Herbivorous

b)

Carnivorous

c)

Omnivorous

105.

Walden's Hornbill: _________

a)

Herbivorous

b)

Carnivorous

c)

Omnivorous