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Extracted Worksheet Questions

Total questions: 78

Worksheet time: 39mins

Name
Class
Date
1.

What is the primary function of platelets?

a)

Carry oxygen

b)

Fight infection

c)

Blood clotting

d)

Produce antibodies

2.

The gas exchange in the lungs occurs in tiny air sacs called:

a)

Bronchi

b)

Alveoli

c)

Trachea

d)

Bronchioles

3.

Which part of the neuron receives signals from other neurons?

a)

Axon

b)

Cell body

c)

Dendrite

d)

Myelin sheath

4.

The human skull is designed to:

a)

Produce blood cells

b)

Store minerals

c)

Protect the brain

d)

Facilitate movement

5.

The chamber of the heart that pumps oxygenated blood to the body is the:

a)

Right Atrium

b)

Right Ventricle

c)

Left Atrium

d)

Left Ventricle

6.

During inhalation, the diaphragm:

a)

Relaxes and moves up

b)

Contracts and flattens

c)

Remains stationary

d)

Expands laterally

7.

The junction between two neurons where impulse transmission occurs is called a:

a)

Synapse

b)

Ganglion

c)

Axon terminal

d)

Dendrite

8.

Which of these is a function of the skeletal system?

a)

Hormone production

b)

Glycogen storage

c)

Mineral storage (e.g., calcium)

d)

Protein synthesis

9.

The liquid component of blood is called:

a)

Plasma

b)

Serum

c)

Lymph

d)

Cytosol

10.

Which blood vessels carry blood away from the heart?

a)

Veins

b)

Arteries

c)

Capillaries

d)

Venules

11.

The vital center for controlling respiration is located in the:

a)

Cerebrum

b)

Cerebellum

c)

Medulla oblongata

d)

Hypothalamus

12.

Which type of joint allows the greatest range of movement?

a)

Fibrous joint

b)

Cartilaginous joint

c)

Synovial joint

d)

Suture

13.

Hemoglobin is a protein found in red blood cells that binds to:

a)

Carbon Dioxide

b)

Oxygen

c)

Nitrogen

d)

Both a and b

14.

The part of the brain responsible for coordination and balance is the:

a)

Frontal Lobe

b)

Temporal Lobe

c)

Cerebellum

d)

Thalamus

15.

What is the name of the process by which white blood cells engulf and destroy pathogens?

a)

Phagocytosis

b)

Pinocytosis

c)

Dialysis

d)

Osmosis

16.

The smallest bone in the human body is found in the:

a)

Hand

b)

Foot

c)

Ear

d)

Spine

17.

The 'pacemaker' of the heart is the:

a)

Atrioventricular Node (AV Node)

b)

Sinoatrial Node (SA Node)

c)

Purkinje fibers

d)

Bundle of His

18.

Tidal volume refers to the volume of air:

a)

Inhaled during a forceful breath

b)

Exhaled during a forceful breath

c)

Inhaled or exhaled during normal breathing

d)

Remaining in the lungs after forceful exhalation

19.

Which of these is NOT a type of muscle tissue?

a)

Skeletal

b)

Cardiac

c)

Adipose

d)

Smooth

20.

Osteoporosis is a condition related to the:

a)

Circulatory System

b)

Nervous System

c)

Skeletal System

d)

Respiratory System

21.

Which type of immunity is present from birth and is non-specific?

a)

Adaptive Immunity

b)

Humoral Immunity

c)

Innate Immunity

d)

Cell-mediated Immunity

22.

Antibodies are also known as:

a)

Antigens

b)

Immunoglobulins

c)

Cytokines

d)

Lymphocytes

23.

Uncontrolled cell division leads to:

a)

Allergy

b)

Autoimmunity

c)

Cancer

d)

Inflammation

24.

Which microorganism is widely used in the production of bread and beer?

a)

Escherichia coli

b)

Saccharomyces cerevisiae (Yeast)

c)

Lactobacillus

d)

Penicillium

25.

The cells that produce antibodies are:

a)

T-cells

b)

Macrophages

c)

B-cells (Plasma cells)

d)

Neutrophils

26.

Penicillin, an antibiotic, is derived from a:

a)

Bacterium

b)

Virus

c)

Fungus

d)

Alga

27.

What is the primary characteristic of a malignant tumor?

a)

It remains localized

b)

It is benign

c)

It can metastasize

d)

It is harmless

28.

Vaccination works by stimulating the body's:

a)

Innate immune response

b)

Adaptive immune response

c)

Inflammatory response

d)

Fever response

29.

Which of these is an application of microbes in industry?

a)

Production of insulin

b)

Bioremediation

c)

Production of biofuels

d)

All of the above

30.

The ability of the immune system to recognize self from non-self is crucial to prevent:

a)

Immunodeficiency

b)

Autoimmune diseases

c)

Cancer

d)

Allergies

31.

Which type of T-cell is known as the "helper" cell?

a)

Cytotoxic T-cell

b)

Memory T-cell

c)

CD4+ T-cell

d)

Suppressor T-cell

32.

The use of bacteria to clean up oil spills is an example of:

a)

Fermentation

b)

Bioremediation

c)

Pasteurization

d)

Vaccination

33.

Monoclonal antibodies are:

a)

Antibodies against a single antigen

b)

Antibodies produced by a single clone of B-cells

c)

Used in diagnostic tests and therapy

d)

All of the above

34.

Oncogenes are genes that:

a)

Suppress tumor formation

b)

Promote normal cell division

c)

When mutated, can cause cancer

d)

Repair DNA damage

35.

The process of heating a liquid to kill most bacteria that cause spoilage is called:

a)

Sterilization

b)

Fermentation

c)

Pasteurization

d)

Filtration

36.

Which antibody is the most abundant in human blood and can cross the placenta?

a)

IgA

b)

IgD

c)

IgE

d)

IgG

37.

The microbe used in the production of Swiss cheese is:

a)

Lactobacillus

b)

Propionibacterium

c)

Streptococcus

d)

Aspergillus

38.

A substance that can provoke an immune response is called an:

a)

Antibody

b)

Antibiotic

c)

Antigen

d)

Allergen

39.

The first successful vaccine was developed by Edward Jenner for:

a)

Polio

b)

Rabies

c)

Smallpox

d)

Tuberculosis

40.

Which of the following is a polymer of amino acids?

a)

Carbohydrate

b)

Lipid

c)

Protein

d)

Nucleic Acid

41.

A biosensor typically consists of a biological component and a:

a)

Transducer

b)

Semiconductor

c)

Polymer

d)

Catalyst

42.

The field of science that uses computational tools to analyze biological data is:

a)

Biomechanics

b)

Biophysics

c)

Bioinformatics

d)

Biomaterials

43.

Which of these is a primary source of bioenergy?

a)

Coal

b)

Natural Gas

c)

Biomass

d)

Crude Oil

44.

The primary structure of a protein refers to its:

a)

3D shape

b)

Sequence of amino acids

c)

Alpha-helix formation

d)

Association with other chains

45.

Nanobiosensors are advantageous because of their:

a)

Large size and stability

b)

High sensitivity and portability

c)

Low cost and simplicity

d)

Slow response time

46.

BLAST is a popular tool in bioinformatics used for:

a)

Protein structure prediction

b)

Sequence alignment and comparison

c)

Drug design

d)

Phylogenetic analysis

47.

Bioethanol is often produced by fermenting sugars from:

a)

Petroleum

b)

Corn or sugarcane

c)

Natural gas

d)

Coal

48.

DNA and RNA are examples of:

a)

Proteins

b)

Lipids

c)

Carbohydrates

d)

Nucleic Acids

49.

The glucose monitor used by diabetics is a common example of a:

a)

Mechanical biosensor

b)

Electrochemical biosensor

c)

Optical biosensor

d)

Thermal biosensor

50.

In a DNA sequence, "A" pairs with:

a)

G

b)

C

c)

T

d)

U

51.

Biogas primarily contains:

a)

Hydrogen

b)

Oxygen

c)

Methane

d)

Nitrogen

52.

The "lock and key" model is used to describe the interaction between:

a)

Enzyme and substrate

b)

DNA and RNA

c)

Antibody and antigen

d)

Both a and c

53.

The main goal of genome assembly in bioinformatics is to:

a)

Determine the 3D structure of a protein

b)

Reconstruct the original DNA sequence from fragments

c)

Identify gene functions

d)

Simulate protein dynamics

54.

Which biomolecule is the main component of cell membranes?

a)

Carbohydrates

b)

Proteins

c)

Phospholipids

d)

Nucleic Acids

55.

The function of a transducer in a biosensor is to:

a)

Recognize the analyte

b)

Convert the biological response into a measurable signal

c)

Amplify the signal

d)

Display the result

56.

Starch and cellulose are both polymers of:

a)

Fructose

b)

Glycogen

c)

Glucose

d)

Sucrose

57.

In bioinformatics, "in silico" refers to experiments performed:

a)

In a test tube

b)

In a living organism

c)

On a computer

d)

In a vacuum

58.

Which of the following is NOT considered a biofuel?

a)

Biodiesel

b)

Bioethanol

c)

Biogas

d)

Biodiesel

e)

Petroleum

59.

The secondary structure of a protein includes:

a)

The amino acid sequence

b)

Alpha-helices and beta-sheets

c)

The overall 3D shape

d)

Multiple polypeptide chains

60.

A biomaterial is any material that interacts with:

a)

Biological systems

b)

Electronic systems

c)

Mechanical systems

d)

Chemical systems

61.

The study of the mechanics of living structures is called:

a)

Biomaterials

b)

Biomechanics

c)

Biophysics

d)

Bioengineering

62.

The goal of tissue engineering is to:

a)

Create artificial organs

b)

Develop functional biological substitutes

c)

Repair or replace damaged tissues

d)

All of the above

63.

Which of these is a natural biomaterial?

a)

Silicone

b)

Titanium

c)

Collagen

d)

Polyethylene

64.

The analysis of how forces affect the human body during walking is part of:

a)

Gait analysis in Biomechanics

b)

Stem cell therapy

c)

Biomaterial synthesis

d)

Genetic engineering

65.

Pluripotent stem cells can give rise to:

a)

Only one cell type

b)

Cells from all three germ layers

c)

Only cells from the mesoderm

d)

Only extra-embryonic tissues

66.

The scaffold in tissue engineering serves to:

a)

Provide structural support for cell growth

b)

Kill bacteria

c)

Deliver drugs

d)

Generate electricity

67.

Which property is crucial for a biomaterial used in a hip implant?

a)

Biocompatibility

b)

Biodegradability

c)

High strength and wear resistance

d)

Both a and c

68.

Induced Pluripotent Stem (iPS) cells are created by:

a)

Harvesting from embryos

b)

Reprogramming adult somatic cells

c)

Isolating from bone marrow

d)

Differentiating from other stem cells

69.

The Young’s Modulus of a material is a measure of its:

a)

Biocompatibility

b)

Stiffness

c)

Density

d)

Porosity

70.

Which field combines cells, engineering, and materials methods to improve tissue function?

a)

Biomechanics

b)

Biomaterials

c)

Tissue Engineering

d)

Bioinformatics

71.

Hematopoietic stem cells are responsible for producing:

a)

Skin cells

b)

All blood cell types

c)

Liver cells

d)

Nerve cells

72.

A key challenge in tissue engineering is:

a)

Creating vascularized (blood-supplied) tissues

b)

Producing enough stem cells

c)

Designing biocompatible scaffolds

d)

All of the above

73.

Which of these is an application of biomechanics?

a)

Designing prosthetic limbs

b)

Improving athletic performance

c)

Understanding bone fracture mechanics

d)

All of the above

74.

The use of stem cells to treat diseases is known as:

a)

Gene therapy

b)

Regenerative medicine

c)

Immunotherapy

d)

Chemotherapy

75.

A "smart" biomaterial is one that can:

a)

Respond to changes in its environment

b)

Conduct electricity perfectly

c)

Be used forever without degradation

d)

Only be used in the brain

76.

The process of a stem cell becoming a specific cell type like a muscle cell is called:

a)

Proliferation

b)

Differentiation

c)

Transformation

d)

Mutation

77.

Which material is commonly used for bone tissue engineering scaffolds due to its similarity to bone mineral?

a)

Poly lactic acid (PLA)

b)

Hydroxyapatite

c)

Silicone rubber

d)

Stainless steel

78.

The "biome" in biomechanics refers to:

a)

Biological life

b)

Mechanics

c)

The environment

d)

Medical devices

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