Lab Photo

Question 1

What is the name of the leaf used for determining the evidence of starch in photosynthesis

Answer 1

mayana leaf

Question 2

White zone formation of __ in __

Answer 2

starch; amyloplast

Question 3

The mayana leaf is placed in a __%__

Answer 3

95% ethanol

Question 4

Plants take up ___

Answer 4

HCO3 –

Question 5

Carbon indicator.

Answer 5

phenol red dye

Question 6

Phenol red dye is __ in acidic and __ in basic and neutral

Answer 6

Yellow; red

Question 7

Converting glucose into energy

Answer 7

Cellular respiration

Question 8

What happen to monggo suspended in a solution containing Ca(OH)2?

Answer 8

White ppt

Question 9

What’s the chem formula of the precipitate?

Answer 9

CaCo3

Question 10

Pyrogallic -

KOH

Answer 10

hinders the growth

neutralized the pyrogallic

Question 11

What’s the name of the

Answer 11

Saccharomyces cerevisae

Question 12

D. Anaerobic respiration: Alcoholic fermentation

Tube A , B and C contains

Answer 12

50 ml 10% glucose,
30 ml 2%peptone,
0.5% yeast extract

Question 13

Tube B + live yeast (2 dys)

Result?

Answer 13

Used O2 to populate

Question 14

Tube C + live yeast - anaerobic

Result?

Answer 14

Produced CO2 and ethanol

Question 15

Prove ethanol using

Answer 15

Iodoform test

Question 16

Transpiration happens in the __

Answer 16

Stomatal pores

Question 17

Solution used For paper chroma is __ or ____

Answer 17

Benzene- petroleum ether

Acetone - petroleum ether