TOPIC 2: Animal Nutrition

Question 1

UNIT 7: Balanced Diet

Answer 1

A balanced diet gives your body all the nutrients it needs in the right amounts.

Question 2

Deficiency Diseases

Answer 2

Lack of a certain nutrient

Question 3

Malnutrition

Answer 3

Lack of excess of a certain nutrient (unbalanced diet)

Question 4

Starvation

Answer 4

Not eating enough for a long period of time

Question 5

Obesity

Answer 5

Over eating for a long period of time

Question 6

Heart disease

Answer 6

Build up of fat deposits in arteries (narrower)

Question 7

Vitamin A Deficiency Disease

Answer 7

Loss of Vision

Question 8

Vitamin A Symptoms

Answer 8

Poor vision, loss of vision in darkness

Question 9

Vitamin B1 Deficiency Disease

Answer 9

Beriberi

Question 10

Vitamin B1 Symptoms

Answer 10

Weak muscles and very little energy to work

Question 11

Vitamin C Deficiency Disease

Answer 11

Scurvy

Question 12

Vitamin C Symptoms

Answer 12

Bleeding gums, wounds take longer time to heal

Question 13

Vitamin D Deficiency Disease

Answer 13

Rickets

Question 14

Vitamin D Symptoms

Answer 14

Bones become soft and bent

Question 15

Calcium Deficiency Disease

Answer 15

Bone & tooth decay

Question 16

Calcium Symptoms

Answer 16

Weak bones, tooth decay

Question 17

Iodine Deficiency Disease

Answer 17

Golter

Question 18

Iodine Symptoms

Answer 18

Glands in the neck appear swollen, mental disability in children

Question 19

Iron Deficiency Disease

Answer 19

Anaemia

Question 20

Iron Symptoms

Answer 20

Weakness

Question 21

Human Body System: Mouth

Answer 21

Where digestion begins (you chew and mix food with saliva)

Question 22

Esophagus

Answer 22

Moves food to the stomach

Question 23

Stomach

Answer 23

Breaks food down with acid and enzymes

Question 24

Small Intestine

Answer 24

Absorbs nutrients into the blood

Question 25

Large Intestine

Answer 25

Absorbs water and makes waste

Question 26

Liver

Answer 26

Makes bile, a greenish liquid that helps break down fats. Also helps clean your blood.

Question 27

Gall Bladder

Answer 27

Stores bile made by the liver.

Question 28

Pancreas

Answer 28

Makes enzymes to help break down carbs, proteins, and fats. Also makes insulin, which helps control sugar in your blood.

Question 29

Dental Decay

Answer 29

Dental decay is when your teeth get holes in them from too much sugar and not brushing properly.

Question 30

Gum Disease

Answer 30

Gum disease is a problem where the gums become red, swollen, and bleed, usually caused by not cleaning your teeth properly.

Question 31

Tooth Type: Incisor

Answer 31

Used to cut foods into smaller bits

Question 32

Canine

Answer 32

Used to pierce and tear food

Question 33

Premolar

Answer 33

Used to crush food

Question 34

Molar

Answer 34

Grind food and crush

Question 35

Structure of Teeth: Enamel

Answer 35

A very hard covering containing calcium

Question 36

Dentine

Answer 36

A layer containing living cells, not as hard as enamel

Question 37

Pulp Cavity

Answer 37

Containing blood vessels and nerves

Question 38

Cement

Answer 38

It helps anchor the tooth to the jaw

Question 39

Bile

Answer 39

Bile helps break down fats into smaller pieces so your body can digest them easily.

Question 40

Assimilation

Answer 40

Assimilation is when digested food becomes part of your body, like helping you grow or make energy.

Question 41

Diarrhea

Answer 41

Water feces Treatment: Oral rehydrating therapy

Question 42

Cholera

Answer 42

Cholera is a serious illness from dirty water that causes watery diarrhoea and dehydration. Lives in small intestines

Question 43

Physical Digestion

Answer 43

Physical digestion means breaking food into smaller bits using teeth, muscles, or movement, not chemicals.

Question 44

Chemical Digestion

Answer 44

Chemical digestion uses enzymes to change big food molecules into small, simple ones.

Question 45

Digestion Process: Ingestion

Answer 45

The taking of substances into the body

Question 46

Digestion

Answer 46

The breakdown of food

Question 47

Absorption

Answer 47

The movement of nutrients from the intestines into the blood

Question 48

Assimilation

Answer 48

Nutrients go into cells and are used

Question 49

Egestion

Answer 49

Removing undigested waste

Question 50

UNIT 21: Human Influences on Ecosystem