biology
Plants receive their nutrients mainly from
soil
Name the 5 possible Molecular Geometries (MG)
1) Linear
2) Bent
3) Trigonal Planar
4) Trigonal pyramidal
5) Tetrahedral
How many planets are in our solar system have rings?
Four
Light year is a unit of:
a) time
b) distance
c) light
d) intensity of light
b) distance
Who is credited with the invention of the modern periodic table?
Mendelev
Where does cellular respiration occur?
mitochondria
What is the main gas found in the air we breathe?
Nitrogen
Which is the second planet from the sun?
Venus
Light from the Sun reaches us in nearly
a) 2 minutes
b) 4 minutes
c) 8 minutes
d) 16 minutes
c) 8 minutes
what does a plant cell has that an animal cell does not? (hint: only three listed)
cell wall, chloroplast, and large central vacuole
6 CO2 + 6 H2O -----> 6 02 + glucose
This is the overall reaction of which process?
photosynthesis
Which of these elements is a nonmetal?
1) Sulfur
2) Manganese
3) Aluminum
4) Beryllium
1) Sulfur
Which planet lies between Jupiter and Uranus?
Saturn
Solar eclipse will take place when
a) the sun is between the moon and the earth
b) the earth is between the moon and the sun
c) the moon is between the sun and the earth
d) the moon does not lie on the line joining the sun and the earth
c) the moon is between the sun and the earth
A mole contains Avogadro's number of items. What is Avogadro's number?
6.023 x 10^23
Process of cell division can take place by
a) heterosis
b) fusion
c) mitosis
d) None of these
c) mitosis
What does IUPAC stand for?
Internation Union of Pure Applied Chemistry
How many planets are there in our solar system?
Eight (Pluto is no longer a planet)
When the frequency of the sound wave is increased, what happens to its wavelength?
decreases
What is the term given to the study of animals?
Zoology
list the three stages of cellular respiration
(160 pts for one correct, 350 for two correct and all is 500 pts)
glycolysis, krebs cycle, electron transport chain
Write the symbol for each of the following elements:
(All or 3 for 300pts)
1) Tungsten
2) Lead
3) Strontium
4) Mercury
5) Antimony
1) W
2) Pb
3) Sr
4) Hg
5) Sb
Which planet in our solar system takes the shortest time to orbit the sun?
Mercury
Radiocarbon dating technique is used to estimate the age of
a) rocks
b) monuments
c) soil
d) fossils
d) fossils
You can't live without iron. Where in the body is most of the iron located?
Your blood (Most of the body's iron is locked up in the hemoglobin found in red blood cells, used for oxygen transport.)