The Carbon (IV) oxide content of the atmosphere is least affected by
cutting down and clearing forests
forest fires
burning fossil fuels
plant and animal respiration
Correct answer is A
No explanation has been provided for this answer.
35%
16%
46%
23%
Correct answer is C
No explanation has been provided for this answer.
Salts and water are absorbed in the roots and transported to leaves by
diffusion through the xylem tissues
osmosis through the phloem tissues
diffusion through the phloem tissues
osmosis through the xylem tissues
Correct answer is D
No explanation has been provided for this answer.
galactose
starch
sucrose
glucose
Correct answer is B
No explanation has been provided for this answer.
The veins of the leaf are formed by the
vascular bundles
cambium cells
palisade tissue
spongy mesophyll
Correct answer is A
No explanation has been provided for this answer.