Science & Technology

Prove You Are a Science Genius By Passing This Advanced Level Science Quiz

Test your knowledge of advanced level science and applications of scientific principles by taking our quiz.

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The adrenal glands also release which neurotransmitter?

Adrenaline

Glutamate

Adenosine

Steroids

Adrenaline
Adrenaline is a hormone produced by your body in response to a stressor event threat that prepares your sympathetic nervous system to fight or flight.

A __ is used to assess the electrical activity of the heart.

EENT

EKG

AKG

EGG

EKG
EKG stands for electrocardiogram. Any abnormalities discovered by an EKG could indicate a problem with cardiac function.

When the heart contracts, which of the following expressions describes the blood pressure that is measured?

Diastolic

Hyperstolic

Hyperbolic

Systolic

Systolic
When the heart contracts, blood pressure is higher than when it relaxes. When your blood pressure is taken, the higher number, the systolic pressure, represents your blood pressure when your heart is contracting. The lower value, diastolic blood pressure, represents your blood pressure after your heart has relaxed. These numbers add up to an essential indicator of cardiovascular health.

Which of the following is not a scientific field?

Biology

Belief

Astonomy

Physics

Belief
Belief is outside the domain of science because it is not based on testable predictions.

Which of the following terms best describes paralysis of all four limbs?

Hemiplegia

Paraplegia

Quadriplegia

Hyperplegia

Quadriplegia
The prefix “quadra-” alludes to the human body’s four limbs.

Predictions in science can be put to the test by _.

deferring to authority

observation or experimentation

experimentation only

observation only

observation or experimentation
Observation and experimentation can both be used to test predictions. The outcome of one often offers a different strategy to the other.

What is the name of the heart valves that ensure blood flows from the atria to the ventricles and not vice versa?

Pyloric valves

Semilunar valves

Atrioventricular (AV) valves

Ileocecal valves

Atrioventricular (AV) valves
Atrioventricular valves are designed to allow blood to flow from the atria into the ventricles while also preventing blood from the ventricles from flowing back into the atria.

The first antibiotic discovered was found in a _ .

bacterium

human skin

plant

fungus

fungus
The first antibiotic was discovered in the Penicillium fungus.

Cereal grains are referred to as __.

conifers

ferns

grasses

mosses

grasses
Monocots include grains, a type of grass. The name monocot alludes to the fact that these plants have only one seed leaf. This sets them apart from eudicots, which have two seed leaves.

What is an embolism?

A circulating blood clot that becomes lodged in a vessel

A dilated blood vessel

A cancer of red bone marrow

The accumulation of plaque in arteries

A circulating blood clot that becomes lodged in a vessel
When a circulating blood clot (an embolus) becomes trapped in a vessel, it can block blood flow completely or partially, causing serious tissue damage or even death.

What were sponges’ original sources?

Insects

Sponges

Jellyfish

Lobsters

Sponges
The word “household sponge” comes from this. Household sponges used to be the remains of a living sponge.

The __ contains auditory receptors.

nose

mouth

eye

ear

ear
Hair cells in the basilar membrane of the organ of Corti act as auditory sensors, converting sound waves into nerve impulses.

What effect do earthworms have on the soil they live in?

They remove nutrients, inhibiting plant growth.

They eat the roots of crops.

They aerate and fertilize the soil.

Their movement through the soil promotes erosion.

They aerate and fertilize the soil.
Burrowing earthworms aerate the soil and nourish it with their waste material.

What causes multiple sclerosis symptoms?

Degeneration of the sheath that covers the neurons of the central system and the replacement of this sheath with scar tissue.

Excessive neurotransmitter release.

Multiple sclerosis is caused by obesity.

Excessive carbohydrate intake.

Degeneration of the sheath that covers the neurons of the central system and the replacement of this sheath with scar tissue.
Multiple sclerosis symptoms are caused by degeneration of the sheath that surrounds neurons, which inhibits nerve impulse conduction.

Which of the following groups of animals is the most diversified on the planet?

Mollusks

Arthropods

Chrodates

Fungi

Arthropods
Arthropods have a fascinating exoskeleton made of chitin (the same material found in the cell walls of fungi) that may be employed for a variety of purposes.

Four groups of mice consume varying quantities of sweeteners. The group that receives __ is the control group.

no sweetener

10 mg/day of sweetener

20 mg/day of sweetener

milk instead of water

no sweetener
The control group is the one that does not get any sweetener since the impact of sweetener is being investigated.

Which of the following animals could be used to help reattach a severed digit after surgery?

Earthworms

Tapeworms

Flatworms

Leeches

Leeches
After microsurgeries and reconstructive treatments to reattached fingers, toes, nipples, ears, and skin grafts, the small suckers are bloody marvels for clogged appendages.

What is the common name for plants that produce cones?

Mosses

Conifers

Angiosperms

Ferns

Conifers
Confiers are evergreen trees with cones and needle-like or scale-like leaves. Conifers are an important source of softwood and also provide resins and turpentine.

Which of the following is the most “intelligent,” in terms of its ability to learn and solve problems?

Earthworms

Octopi

Flatworms

Jellyfish

Octopi
Perhaps the fact that octopi have such a short lifespan is a blessing. Otherwise, they might be studying us instead of us studying them.

When you have a cold, why does food taste bland?

A cold increases the rate at which taste buds die and replacement taste buds are formed at a slower than usual rate.

The lack of desire to eat when ill causes food to taste bad.

Much of what we perceive as taste is actually smell.

A cold causes taste receptors to malfunction.

Much of what we perceive as taste is actually smell.
The filled nose that comes with a cold limits the nose’s odor (olfactory) receptors, making food taste bland.

A reflex is which of the following?

Getting angry

Chewing food

Dilation and constriction of the pupils

Finger tapping when nervous

Dilation and constriction of the pupils
A reflex is an automatic, involuntary activity that your body performs in response to anything without you even realizing it.

Cone-bearing plants’ sperm reaches cone-bearing plants’ eggs via _ .

swimming in water

carried there by insects

carried there by spiders

being blown there in the air

being blown there in the air
These plants’ pollen frequently has wing-like appendages that promote dissemination.

Seedless, vascular plants (such as ferns) were so plentiful about 320 million years ago that they eliminated enough carbon dioxide from the atmosphere to cause _ .

global warming

the extinction of the dinosaurs

acification of the oceans

global cooling

global cooling
A greenhouse gas is carbon dioxide. Global cooling could occur if considerable volumes of this greenhouse gas are removed from the atmosphere.

Thermoacidophilic archaeans thrive in environments that are __.

cold and acidic

warm and basic

cold and basic

hot and acidic

hot and acidic
The name of the group implies that they dwell in hot, acidic settings, such as those found in Yellowstone National Park’s hot springs.

Which of these cells is affected by infection?

Platelets

White blood cells

Red blood cells

Plasma

White blood cells
Leukocytes, or white blood cells, are important in the fight against infection.

Plaque buildup in the artery walls is known as _ .

arteriosus

atherosclerosis

arterioclogus

arterionecrosis

atherosclerosis
Fats, cholesterol, and other elements make up the plaque that forms. Plaques narrow an artery’s diameter and obstruct, sometimes completely obstructing, blood flow.

What is the primary component of blood in terms of volume?

Platelets

Red blood cells

White blood cells

Water

Water
Water makes up around half of the blood. Plasma (the liquid element of blood) makes up around 55 percent of blood, while plasma is about 91 percent water.

Data analysis follows __ when using the scientific approach.

development of a prediction

collecting data obtained from the experiment

development of a hypothesis

development of a hypothesis

collecting data obtained from the experiment
You can’t make sense of data you don’t have.

Oxygen and carbon dioxide are transferred in the body through blood arteries called _.

distributing arteries

arterioles

capillaries

venules

capillaries
Capillaries are only one cell layer thick, enabling material exchange easier than if the vessels were made up of numerous cell layers.

Why is a control group necessary in excellent experimental design?

A control group minimizes the role of chance in an experiment.

A control group can be used to determine how an experimental animal will respond to a particular environmental factor.

A control group provides something to which to compare to the treatment group.

A control group minimizes the influence of sampling error.

A control group provides something to which to compare to the treatment group.
A control group serves as a reference point. You can’t tell if your experimental (treatment) group acted the way it did due of the factor (variable) that was used until you have a control group.

From the peripheral nervous system to the central nervous system, sensory neurons conduct impulses. Motor neurons transport signals from the central nervous system to muscles and glands. Between sensory and motor neurons, what kind of neurons are found?

Intraneurons

Ectoneurons

Interneurons

Paraneurons

Interneurons
Interneurons connect spinal motor and sensory neurons.

The __ contains olfactory receptors.

nose

mouth

ear

eye

nose
Humans smell using their noses, and olfaction is the sense of smell.

Apple trees are pollinated by _.

birds

amphibians

insects

mammals

insects
Insects are responsible for the majority of blooming plant pollination.

What is leukemia?

A low white blood cell count

A low white blood cell count

A low platelet count

Cancer of blood cell producing tissue

Cancer of blood cell producing tissue
Leukemia causes a significant number of white blood cells to be produced. Because these white blood cells are immature, they limit the formation of other types of blood cells while also impairing immune system function.

What is the difference between a hypothesis and a theory?

A theory and a hypothesis are different terms for the same thing.

A theory is a fact; a hypothesis is a comprehensive explanation.

A theory is a comprehensive explanation of a phenomenon; a hypothesis is a generalized statement that can be used to generate testable predictions.

A theory is not falsifiable; a hypothesis is falsifiable.

A theory is a comprehensive explanation of a phenomenon; a hypothesis is a generalized statement that can be used to generate testable predictions.
Hypotheses are starting points for the formation of a theory, as well as data that confirms or refutes previously held beliefs.

A hypothesis must be __ to be scientifically valid.

based on faith

testable and falsifiable

phrased as a question

repeatable

testable and falsifiable
It isn’t science until it can be tested and falsified.

What is an aneurysm?

A ballooning of a region of an artery

Inflammation of the capillaries

Inflammation of the brain

Inflammation of the arteries

A ballooning of a region of an artery
An aneurysm occurs when a section of the arterial wall weakens, resulting in a bulge in the artery.

Which of the following is the body’s single longest nerve?

Ulnar nerve

Sciatic nerve

Solar plexus

Radial nerve

Sciatic nerve
The sciatic nerve extends from the lower area of the spinal cord to the foot, passing through the buttocks. You now understand why sciatica is so excruciatingly painful.

In _, well-preserved bodies dating back over 1000 years have been discovered.

tropical rain forests

temperate forests

peat moss bogs

grasslands

peat moss bogs
Peat bogs’ acidity prevents decomposition.

The first plants to emerge on ground exposed by glacier retreats are __ .

flowering plants

mosses

conifers

ferns

mosses
Mosses can thrive in severe, soilless settings. Water and nutrients can be absorbed straight into their cells.

Fail. You don’t know your advanced level science that well.

You know a few advanced-level science but are not that knowledgeable enough.

Excellent! You are a science genius.

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