Author Topic: Biolgy paper 1 help!  (Read 29119 times)

Offline Bani

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Re: Biolgy paper 1 help!
« Reply #165 on: June 06, 2009, 02:12:23 pm »
There was a question abt small mammals and their growth... it was a graph..
what is the answer?

I put B... all my frnds answered C or D  :-[

I think the answer is A; its not B, as thats the log phase, not D, as thats the death phase(births=deaths) and as far as I can remember, there was no stationary phase shown, or was there  ??? thats why I chose A
 :-[ :'(

Offline thukon

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Re: Biolgy paper 1 help!
« Reply #166 on: June 06, 2009, 02:14:18 pm »
The answer was C for the small mammals one. It says as what point does the growth slow down. Thats point C, the point right before the number of mammals stabilizes.

Offline MissDE

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Re: Biolgy paper 1 help!
« Reply #167 on: June 06, 2009, 02:15:42 pm »
The answer was C for the small mammals one. It says as what point does the growth slow down. Thats point C, the point right before the number of mammals stabilizes.

aha :(
a  new mistake


thx for the explanation :)

nid404

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Re: Biolgy paper 1 help!
« Reply #168 on: June 06, 2009, 02:19:19 pm »
which was the heart one?


i selected B and D from this diag
(right ventricle and left auricle)

it's A and B

explanation please

http://www.nhlbi.nih.gov/health/dci/Diseases/hhw/hhw_pumping.html visit this site it has a good animation with the explanation

Offline shafiq_92libra

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Re: Biolgy paper 1 help!
« Reply #169 on: June 06, 2009, 02:31:29 pm »
da answer for da graph is c
cos dey asked when is growth slowd down
at point A growth had just strted
and at point D der was no growth
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Offline Bani

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Re: Biolgy paper 1 help!
« Reply #170 on: June 06, 2009, 02:51:10 pm »
hey can sum1 please tell me de answer for de glucose thing

wat is glucose carried in ??

was it arteries only??
Nope. It is artery and veins both.
yes!!! I put areteries and veins.



Im asking again, what did u ppl put for the monocot leaf? The answer is D, the long thin one.

@vivek. Its C. Since its a 3:1 ratio, PP x Pp is the answer. The offspring will be PP, Pp, Pp, and pp, so 3 purple for 1 yellow. Simple.
Monocoat is D
And if PP X Pp is the answer u r wrong. Because offspring will be PP,PP,Pp and Pp

Therefor all purple. and No yellow.

I think C was Pp x Pp....so its right...I think

Offline AS girl

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Re: Biolgy paper 1 help!
« Reply #171 on: June 06, 2009, 03:01:53 pm »
yes the answer for the graph was C!! im pretty sure it's right!
If i fall along the way pick me up and dust me off...and if i get too tired to make it..be my breath so i can walk!!

Offline shafiq_92libra

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Re: Biolgy paper 1 help!
« Reply #172 on: June 06, 2009, 03:20:37 pm »
yeah da answer was Pp x Pp
dat is 3:1
u cross dem and get PP Pp Pp pp

hey guys wat did u get for da question about choloplast
palisad or mesophyll??
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Offline goin4dakill

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Re: Biolgy paper 1 help!
« Reply #173 on: June 06, 2009, 03:45:58 pm »
yeah da answer was Pp x Pp
dat is 3:1
u cross dem and get PP Pp Pp pp

hey guys wat did u get for da question about choloplast
palisad or mesophyll??

It was palisade. Cuz it asked where did photosynthesis take place.

Offline shafiq_92libra

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Re: Biolgy paper 1 help!
« Reply #174 on: June 06, 2009, 04:16:29 pm »
awsm iput dat :D
oh and huever wants an explanation to why its da upper 2 chamber for da heart dat contract together
you guys shud study da heart beat
atril systole, its when da atria contract
if they did not contract the heartbeat wud be different
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Offline magician007

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Re: Biolgy paper 1 help!
« Reply #175 on: June 06, 2009, 04:19:27 pm »
what was the answer to the energy flow diagram...;i put the one going from decomposers to plants..is that right?

Offline shafiq_92libra

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Re: Biolgy paper 1 help!
« Reply #176 on: June 06, 2009, 04:20:15 pm »
yeah dats wat i put
cos plants get energy from da sun
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Offline shafiq_92libra

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Re: Biolgy paper 1 help!
« Reply #177 on: June 06, 2009, 04:52:02 pm »
hey guys wat was da answer for da 1st question
i put excretion bt my friend sed its respiration cos it sed metablic ractions or sumtn 0_0
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Offline jennie

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Re: Biolgy paper 1 help!
« Reply #178 on: June 06, 2009, 05:02:34 pm »
hey guys wat was da answer for da 1st question
i put excretion bt my friend sed its respiration cos it sed metablic ractions or sumtn 0_0

It was excretion. Respiration is a metabolic reaction, but it's not how you get rid of the waste products of metabloic reactions. To get rid of the waste products of respiration you have to excrete CO2 and H2O.
Well done :D

Offline Steve13

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Re: Biolgy paper 1 help!
« Reply #179 on: June 06, 2009, 05:09:03 pm »
Excretion is to remove organisms of toxic
materials, the waste products of metabolism
(chemical reactions in cells including
respiration) and substances in excess of
requirements
 
Respiration as the chemical reactions that
break down nutrient molecules in living cells
to release energy