Science 5905 Praxis

Which monomer is linked together in protein?

a. amino acids

A male would get an X chromosome from

c. mom only

A female would get an X chromosome from

a. mom AND dad

Which chromosome pattern represents a female?

b. XX

Which chromosome pattern represents a male?

a. XY

What is the process in which heat comes from the Sun to the Earth?

d. radiation

Burning coal can cause

c. acid raid

Which of these provides chemical energy?

b. food

Why does our body sweat?

to remain at room temperature

Earth's atmosphere is primarily made of

a. Nitrogen

Which planet is most like Earth?

d. Venus

What would be most different about an object on Mars than Earth?

c. weight

Match the definitions to each stage of the meteoroid.

1\. Meteoroid

2\. Meteor

3\. Meteorite
a. when it survives a trip through the atmosphere and hits the ground

b. after entering Earth's atmosphere, appears as a shooting star

c. before entering Earth's atmosphere

1. Meteoroid - c. before entering Earth's atmosphere2. Meteor - b. after entering Earth's atmosphere, appears as a shooting star3. Meteorite - a. when it survives a trip through the atmosphere and hits the ground

If you were to see a light flashing in the sky, what likely is it?

\

a. meteoroid

When did the first multi-cellular forms of life (humans) appear?

11:58 \> 1 second (or 11:58:20pm)

Which of the following correctly defines the vernal (spring) equinox?a. day and night of equal length, marking the start of autumnb. longest day of the year, marking the start of summerc. day and night of equal length, marking the start of springd. shortest day of the year, marking the start of winter

c. day and night of equal length, marking the start of spring

Which planet has the shortest days?

c. Jupiter

Are the largest planets closest to or farther from the sun?

farther

Which 4 planets are known as the gas giants?

c. The 4 outer planets: Jupiter, Saturn, Uranus, Neptune

What do the gas giants mostly consist of?

b. hydrogen and helium

Which of the following does NOT lead to the creation of fossils?

e. ice

Which of the following are tiny openings or pores in plant tissue that deal with water vapor and control the rate of gas exchange?

d. stoma/stomata

What is the name of the process where plants lose water through their leaves (stoma/stomata)?

a. transpiration

What is a common tool used to measure mass?

a. triple beam scale

Which part of the cell protects it from its environment?

c. plasma membrane

If two things are classified in the same class, they are also classified in the same _______________.

d. phylum

Where does phylum land on the classification system?

a. 2nd most general below kingdom and above class

Which of the following is NOT an example of an organism that uses asexual reproduction?

b. a cat

Which of these is a celestial object of ice or ice, dust, and gas?

c. comet

Which part of a plant cell absorbs energy for photosynthesis?

a. chlorophyll

Which of the following measures volume?

b. graduated cylinder

When does an object have the most kinetic energy?

d. traveling at the bottom of a hill

What is the order of the sun, moon, and earth during a lunar eclipse?

a. Sun-Earth-Moon

What is the order of the sun, moon, and earth during a solar eclipse?

c. Sun-Moon-Earth

Which of the following has mechanical energy?

a. windmill

Which gland is NOT a part of the endocrine system?

d. exocrine

Which layer of the Earth is the most dense?

d. Inner Core

If a hot iron is placed in water, the water temperature will

a. increase

What is the equilibrium maintained by healthy living organisms called?

c. homeostasis

How long does it take the moon to revolve around the Earth?

d. 27 days

How long does it take the Earth to revolve around the Sun?

a. 1 year

How long does it take the Moon's phases to repeat?

b. 29.5 days

What is it called when the moon casts a shadow over the Earth?

d. solar eclipse

Which layer of the atmosphere is the lowest and contains weather?

a. troposphere

What is the break up of rocks by air/water?

b. chemical weathering

Which of the following is most related to chemical weathering?

d. water

What is most likely to cause extinction of warm blooded carnivores?

c. global climate change

Which part of the geosphere are minerals and rocks found in?

a. crust

Mountains are formed by

a. tectonic plates moving together (convergent collision boundary)

Where can you find water aquifers?

Porous, permeable rocks

Which is Earth's most outer layer, consisting of crust and a portion of the upper mantle?

b. lithosphere

What is responsible for the common cold?

c. virus

Which animal body part is responsible for removing nitrogen?

d. kidneys (original notes said liver)

Which instrument measures pH?

d. litmus paper

Which of the following shows the number of protons in the nucleus of an atom?

a. atomic number

What is made up of protons, neutrons, and electrons, and has its protons and neutrons in the center (nucleus)?

d. atom

Which body system is responsible for removing waste?

b. excretory

Which state of matter includes tightly packed atoms in regular patterns?

a. solid

What is most related to frequency?

c. pitch

When water boils, what is released?

c. water vapor

What is the process in which two non-identical parents sexually reproduce to create a new combination of DNA and genes?

b. meiosis

Which part of the digestive system manufactures insulin?

a. pancreas

Which part of the body produces hormones, control's the body's metabolic rate, heart and digestive function, muscle control, and brain development?

c. thyroid

Which part of the body filters blood coming from the digestive tract?

d. liver

Which part of the body is part of the urinary tract, filters blood, removes waste and excess water, and makes urine?

c. kidney

Which body system produces, stores, and secretes hormones carried by the circulatory system?

b. endocrine system

Which of these is Newton's first law?

c. an object will not change its motion unless a force acts upon it

Which of these is Newton's second law?

b. force is equal to mass x acceleration

Which of these is Newton's third law?

a. every action has an equal and opposite reaction

What type of activity adds new rock to the surface?

d. volcanic

Where are the most recently formed parts of earth's crust found?

c. mid ocean ridges

Which of the following occurs when charged particles escape from gravitation's pull?

a. solar winds

Which of the following is force used to move mass over a distance?

d. work

What causes the motion of glaciers?

b. erosion

Which of the following is an example of a physical change?

a. boiling water (changing state of matter only)

Which of the following is a terrestrial planet?

c. Mercury

In plants, chlorophyll used in photosynthesis contains

b. chloroplasts

Which TWO elements are most abundant in the Sun?

b. hydrogen & d. helium

Which of the following biomes has the greatest diversity of species?

d. tropical rainforest (within forest biome)

Where do most earthquakes occur?

b. tectonic plate boundaries

Which of the following is NOT a form of heat transfer?

d. condensation

Which body system is responsible for producing hormones?

a. endocrine

Which process' goal is to release as much ATP as possible?

c. cellular respiration

What phase is the moon in during a total solar eclipse?

d. new moon

A neutral atom becomes a positive ion when it loses one or more

c. electron

Which of the following is a cluster of stars, dust, and gas?

d. galaxy

Which body system absorbs nutrients through the body?

d. digestive

In which step of the water cycle does water fall from the atmosphere to the Earth?

c. precipitation

How long does it take for Earth to rotate on its axis?

d. 1 day (24 hours)

What is the amount of matter in something to its volume, or the amount of matter something has in a certain space?

c. density

The amount of matter in something is called

a. mass

What is the quantity of 3D space taken up by a solid, liquid, or gas?

b. volume

Which body part stores bile?

c. gall bladder

Which part of the cell produces energy?

a. mitochondria*releases chemical energy

What type of energy does a ball have when it is sitting on a table?

d. potential

What type of energy does a ball have when it falls off a table?

b. kinetic

Which of the following is speed with direction?

c. velocity

Does asexual reproduction use mitosis or meiosis?

mitosis

Does mitosis involve sex cells (sperm and eggs)?

no

Does mitosis result in genetic diversity?

no, offspring are genetically identical