WorksheetsBiology STAGE 2
Total questions: 82
Worksheet time: 1hrs 3mins
What are called the organisms that manufacture organic molecules from inorganic molecules?
Autotrophs
Heterotrophs
Producers
Consumers
What are called the organisms that obtain nutrients and energy from organic matter?
Autotrophs
Heterotrophs
Producers
Consumers
When We provide food to our organism and involves the choice, preparation and intake.
Food
Nutrition
Feeding
Nutrients
Processes of ingestion, digestion and absorption, and assimilation of nutrients by the body.
Food
Nutrition
Feeding
Nutrients
a substance in food that fulfils a physiological function, such as providing energy and materials needed to maintain cellular structures in the body, promote growth, regulate metabolism, and participate in homeostasis, among others
Food
Nutrition
Feeding
Nutrients
The combination and amount of food and liquids consumed daily and is generally influenced by socioeconomic, cultural and geographical aspects
(a)
There are five classes of nutrients:
(a)
a nutrient that must be supplied in the diet because the body is unable to produce it or produces insufficient amounts.
(a)
Which are the 3 types of macronutrients?
(a)
Which are two types of micronutrients?
(a)
family of organic compounds whose structure contains carbon, hydrogen and oxygen and have the general formula (CH,O)n.
Carbohydrates
Protein
Vitamins
Minerals
on which of these it’s essential components are sugars, glucose and monosaccharides
Lipids
Carbohydrates
Minerals
The union of two monosaccharides generates a ____ such as sucrose (table sugar) or lactose
Polysaccharides
Disaccharide
Fructose
Monosaccharides
______ or ______ are made up of many monosaccharides linked together.
Polysaccharides
Disaccharide
Complex carbohydrates
Monosaccharides
fundamental component of the cell wall of fungi and vegetables, constitute the firm part of some types of food known as dietary fibre.
Cellulose
Cytoplasm
Fungi
Dietary fiber
delays the absorption of sugars, which helps regulate blood glucose levels.
Cellulose
Cytoplasm
Fungi
Dietary fiber
aids in the absorption of water in the intestine and the formation and elimination of faces.
Cellulose
Cytoplasm
Fungi
Dietary fiber
After being absorbed in the digestive tract, ——— are converted into glucose which will be transported in the blood for further use in the cells.
Monosaccharides
Glucose
Carbohydrates
Lipids
What is excess glucose stored as?
(a)
———- are also used as building blocks for nucleic acids.
Simple carbohydrates
Simple fats
Simple acids
Simple sugars
three minerals essential in adolescence:
(a)
accelerated muscle and bone development make a higher ——— intake essential.
Iron
Calcium
Zinc
essential for synthesising nucleic acids, sexual maturity and adequate immune response.
Iron
Calcium
Zinc
affects immune response and energy for daily activities.
Iron
Calcium
Zinc
long term energy storing molecules with various structures and functions that share a common characteristic: they are hydrophobic and insoluble in water.
(a)
Are commonly referred to as fats or oils
Vitamins
Lipids
Sugars
Carbohydrates
Lipids that are solids at room temperature are called ___, and those that are liquids are called ___.
(a)
can be categorised as phospholipids, steroids and essential fats.
Carbohydrates
Lipids
Minerals
Proteins
hormones that help regulate several processes in the body.
Phospholipids
Cholesterol
Steroids
Hydrophobic
allow vitamins such as vitamins A, D and E to be absorbed by the body. These vitamins are only (a) soluble
The bond that holds amino acids together is called a
Lysine
Peptide bond
Saturated fats
large molecules (macromolecules) made up of carbon, hydrogen, nitrogen, oxygen and, in some cases, sulphur.
Lipids
Proteins
Carbohydrates
Building blocks of protein are
(a)
have all the essential amino acids required by the body and come from animal sources
(a)
This type of protein lack certain amino acids and are usually found in vegetables.
(a)
organic substances required in small amounts that are essential for regulating different metabolic activities and must be present in the diet.
Carbohydrates
Vitamins
Minerals
Proteins
How many vitamins the body needs
18
13
15
10
are classified as water-soluble or fat-soluble.
Carbohydrates
Vitamins
Lipids
Proteins
when too much is consumed, this can lead to health problems. Excess sodium, for example, is associated with fluid retention and hypertension.
Lipids
Minerals
Vitamins
Carbohydrates
The yellow group comes to
Cereals
Legumes
Legumes are in
Blue group
Green group
Yellow group
Red group
BMI formula
BMI= Height / Weight m2
BMI= Weight / Height m2
describes an imbalance or insufficiency in a wide range of nutrients that adversely affects body composition and health
(a)
Malnutrition can be caused by overnutrition or undernutrition.
True
False
What is WHO?
(a)
needs to be broken down into small soluble molecules that can be absorbed into your bloodstream and used by your body. This process is called
(a)
There are two types of digestive processes:
(a)
The feed is physically crushed by teeth action and stirring movements allowing the enzymes to better act on the resulting particles.
Ingestion
Mechanical digestion
Absorption
Elimination
Chemical digestion
Food enters the digestive tract through the mouth.
Ingestion
Mechanical digestion
Absorption
Elimination
Chemical digestion
Food particles are exposed to the action of enzymes and other digestive secretions that break down large molecules and smaller subunits.
Ingestion
Mechanical digestion
Absorption
Elimination
Chemical digestion
Smaller subunits are transported through cells lining the digestive tract.
Ingestion
Mechanical digestion
Absorption
Elimination
Chemical digestion
Unabsorbed or undigested matter is expelled from the body.
Ingestion
Mechanical digestion
Absorption
Elimination
Chemical digestion
It contracts involuntarily, forming waves that allow food to be pushed through it; this is known as..
(a)
Peristaltic movement occurs in
Eiglote
Oesophagus
Pharynx
Trachea
Occurs in stomach
Chyle
Bolus
Chyme
Occurs in mouth
Chyle
Bolus
Chyme
Occurs in small intestine
Chyle
Bolus
Chyme
It’s primary function is to regulate homeostasis by modifying the composition and volume of the blood
Digestive
Metabolic
Excretory
Urinary
Urinary system consists of 2 kidneys, 1 urethra
1 bladder
2 Conductor
1 ureter
2 ureters
Filters blood and urine
Kidney
Bladder
Ureter
Urethra
Conducts urine to bladder
Kidney
Bladder
Ureter
Urethra
Storages up to 800ml of urine
Kidney
Bladder
Ureter
Urethra
Expels content to the bladder
Kidney
Bladder
Ureter
Urethra
Cleans blood and produces urine
(a)
It’s phases of urinary system are Filtration, tubular ….
(a)
It’s phases of urinary system on, tubular …. Takes section on the loop of henle
(a)
This desease happens where there’s an excess of salt and minerals in the urine for excess concentration
(a)
This organ system is responsible for the exchange of oxygen between the blood and the air, as well as for disposing of carbon dioxide, a by-product of cellular metabolic functions.
Productive
Urinary
Respiratory
Digestive
Organ where voice is produced, formed of 9 cartilages
Larynx
Pharynx
Oesophagus
is an inflammation of the lining of the bronchi, resulting in poor airflow through the bronchi and a build-up of mucus near the bronchial walls.
(a)
This disease is called
(a)
Must common type of cancer
(a)
Main muscle of respiration, located below the lungs
(a)
Decreasing the volume of toraric cavity it’s when
Exhaling
Inhaling
During exhalation it ____ the volume of toraric cavity
Increases
Decreases
There are 8 parts on respiratory system, which are
(a)
is considered a hybrid organ since it is part of the respiratory system and the digestive system.
In addition to functioning as an air passageway, it serves as a sounding board in the respiratory system.
Bronchioles
Bronchi
Trachea
Pharynx
Alveoli
Cartilage rings, It is lined internally by mucous cilia, which prevent particles and foreign matter from passing into the lungs.
Just inside the —— is the cough center, where coughing is triggered as a reflex to expel any foreign agent from the body.
Bronchioles
Bronchi
Trachea
Pharynx
Alveoli
The trachea divides into two large branches known as bronchi,
Bronchioles
Bronchi
Trachea
Pharynx
Alveoli
The subdivision from the trachea to the bronchioles is known as the
(a)
Division of brionchi
Bronchioles
Bronchi
Trachea
Pharynx
Alveoli
The alveoli are the branching of the bronchioles.
Each ——- is a small sac where the gas exchange of oxygen and carbon dioxide occurs
Bronchioles
Bronchi
Trachea
Pharynx
Alveoli
