GED SCIENCE EXAM QUESTIONS

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GED SCIENCE EXAM QUESTIONS

Actual Qs and Ans - Expert-Verified Explanation -Guaranteed passing score -99 Questions and Answers

-Format: Multiple-choice / Flashcard

Question 1: Arteries

Answer:

What blood passes through in order to get from the heart to the rest of the body, they're essentially a highway for your blood to travel through. ( blood flows from arteries, to capillaries, to small veins, to large veins which run throughout the body)

Question 2: Nutrients provide energy for the body

Answer:

Diets help ensure we're getting the right amount of nutrients

Question 3: The immune system produce antibodies

Answer:

Antibodies destroy germs, sometimes antibodies aren't enough to protect us so we use antibiotics

Question 4: Cell membranes are semipermeable,

Answer:

meaning that they will allow some substances to move both into and out of cells through the cell membrane. This allows the cell to take in the required nutrients and expel any waste products.

Question 5: Cell mambrane

Answer:

cells are surrounded by a thin covering, which separates the cell from its environment.This membrane is called the "cell membrane" (or plasma membrane) it acts as a barrier or wall.Question 6: What two things does a plant need to take up from its environment before sunlight can be used for photosynthesis?

Answer:

water (H2O) & carbon dioxide (CO2)

Question 7: Points to remember!

Answer:

All living things have several things in common. The cell is the basic functional unit of a living organism.Ecosystems are home to thousands of organisms, each playing a necessary role. ABOUT 40% THE

GED SCIENCE QUESTIONS WILL BE ABOUT LIFE SCIENCES.

Question 8: Pt 1 of the Photosynthesis Process (Four part process)

Answer:

Plants take in ->carbon dioxide<-(CO2) from the air & water <-(H2O) from its roots

Question 9: The 3 important parts of the brain

Answer:

cerebrum, cerebellum, & brainstem

Question 10: Mitosis

Answer:

replication of a cell & its DNA

Question 11: Breaking up mathematical information, measures of Central Tendency

Answer:

scientist use central tendency when evaluating charts & graphs

Question 12: Plants are made up of cells, inside these cells are Chloroplasts

Answer:

Chloroplast contain chlorophyll, chlorophyll contains the green pigment, which makes the plants green, it is responsible for absorbing energy from sunlight.

Question 13: Using math in the GED science test

Answer:

you will be asked to make calculations, evaluate charts & data, & draw conclusions based on information

Question 14: The human body has natural defenses against infection

Answer:

Skin, stomach acid, & mucous membranes. Inside our bodies germs are combated by our immune system

Question 15: Median

Answer:

is the middle value in a set of data, arrange the values by size from least to greatest (numerical order), add the middle values, then divide the sum of the middle values by 2, your remaining value is your median

Question 16: 95% of animals are

Answer:

Invertebrates

Question 17: (Nutrition, health & the human body) Nutrients are needed for

Answer:

Growth, cell maintenance, & functioning

Question 18: Nucleus

Answer:

Cells must create DNA, the genetic material which allows a cell to replicate, & this DNA in a specific region in the cell called the nucleus.Question 19: The function of the Circulatory System:

Answer:

To move the blood through the body, blood is responsible for transporting oxygen & nutrients throughout the body

Question 20: Another word for a fake foot

Answer:

Pseudopod

Question 21: Brainstem

Answer:

controls heart rate & breathing (information goes to & from the brain through nerves)

Question 22: Mean

Answer:

average of the numerical data, to find the mean add all of the values together, divide the sum by the total number of items in the data set

Question 23: The most common germs are

Answer:

Bacteria & viruses (infections are often categorized by the microorganisms that caused them)

Question 24: Amoeba are an example of

Answer:

Microscopic invertebrates

Question 25: DNA

Answer:

contains all the instructions needed to direct a cell's activities

Question 26: Our health is affected by a number of things

Answer:

Our diet, access to modern medication, & our ability to fight infections

Question 27: Cytoplasm

Answer:

the inside of the cell, is the semi-liquid substance in which all of the internal "organs" of the cell are dissolved. (this is where much of the biochemical activity of the cell occurs)