Document page
biology 0610printed 74 · PDF 74
328 pagesrevision 46933
printed 74 · PDF 74
Page image rendered from the stored file at 110 dpi; it sharpens as you zoom. Outlines are placed from each region’s stored position on the page (612 × 792 pt).
no text layerread by OCR (tesseract5-eng@250dpi)The text layer was unusable, so the page image was read by OCR. OCR text can contain misread characters.
Source of this text: read by OCR. The better of the embedded text and OCR is kept.
Aitchison College Academic
7 Aplant with striped leaves similar to the one below was kept in bright light for six hours.
white stripe
green stripe
A leaf was taken from the plant and the chlorophyll removed. It was then tested for starch using
Which diagram shows the result of the test?
A B c D
blue-black yellow-brown
yellow-brown white
y blue-black y blue-black green green
8 Apparatus was set up as shown.
air ——e
Sodium hydroxide removes carbon dioxide from the air. Limewater goes cloudy if carbon dioxide
is bubbled through it.
What happens to the limewater in flasks X and Y when the pump is switched on?
flask X flask Y
A goes cloudy goes cloudy
B goes cloudy stays clear
o
stays clear goes cloudy
a DD. |. .atawa alear atava clear
74