Other Biology Answers

Briefly describe what happens once the eudicot seed has accumulated moisture in fertile soil. 

What is one example of wind erosion and one example of weathering caused by wind

complete the table

elemets or ion atomic number mass number proton neutrons electrons

Ba+2

Ru+3

Cr+2

S-2

In 5 points, Discuss aquatic, terrestrial and arboreal habitats in relation with adaptation and survival of organisms in these habitats

A. Determine whether the following are molecules or ions. 

1. fluorine gas (F )

2. lithium fluoride (LiF)

3. glucose (C ) H O

B. Indicate the number of electrons lost or gained in forming theses ions:

1. Gold (III)

2. OH 

C. Give the name of each of the following compounds.

1.NO2

2.NaF

3. CaBr2

D. Given the name of the compound, write the molecular formula. 

1.carbon monoxide

2.nitrogen trichloride

1. Determine the number of atoms in 1.75 mol Al

2. Calculate the number of formula units in 25.0 mol NaNO3

3. Given 6.25 mol H O2 determine the number of molecules.

DIRECTIONS: A. How many atoms are in each of the following samples?

a atoms Ne

b molecules CH4

1. What is the percent composition of the following compounds?

a Naphtalene (C10 H8)

b Sucrose (C12 H22 O11)

c Alu um sulfate Al2(SO4)3

Each description below could be used to describe either plants or fungi. Select the 8 descriptions that apply to the Plant Kingdom:

a) includes mushrooms

b) cell walls of chitin

c) have chloroplasts and ribosomes

o)have ribosomes but no chloroplasts

d) includes ferns

e) photosynthesis

f) absorptive nutrition 

g) includes yeasts

h) includes molds

i) chemoheterotrophs

j) fermentation

k) cell walls of cellulose

l) photoautotrophs

m) includes mosses

n)alternation of generations life cycle

Speciation is a process in which ones species gives rise to new species. A population of plants or animals that are separated from their species can no longer exchange genetic material with their original

group is known as

1.Write out the floral formula and description for the Ray floret.

2.Write out the floral formula and description for the Disc floret.

The population of disease doubles every 90 minutes when growing under ideal conditions.

A different starter culture was prepared containing 1 * 10 ⁷ cells.

Sketch a growth curve on a graph (with axes ‘log₁₀ number of cells’ on the y axis and ‘time in hours’ on the x axis) you would expect for the yeast culture over the first 15 hours .