Unformatted text preview: ID: 7. Phytochromc is converted from the is; inactive tin-2km the active form by being exposed to light of What
((-1 y color? “wk,
3. yellow P Ff: Ht
b. blue t” ‘ l-t’
\ a. white
3‘ d. far red © red i; 8. Statoliths have a role in _.
\A d. biological clocks;
e. dormancy _‘?\_ 9. Which is no: :1 feature that may have. given angiospcnm a xclcclti c .u l\'.mt.i}:c -I\ ct pymnmpcrmx'?
rid c. an ovary around an m'ulc
d. an improved vascular system
e. the ﬂower as a modiﬁed brunch ¥ 10. Root hairs are
a. are misnumed. they are found on lL’;t\!..’.\
b. water repellant
>9 c. tubular extensions of’cpidermal ccllu
' \dj mucilaginous extensitms ot'thc root cup
e. multicellular. water-absorbing orcum
i ll. Which ofthe following can he llHL‘tl to Lllhlll‘lglllhll monotob [tom tlicots'.‘ - . E
a. leaf venation pattern tl. a_ and h. ~ 5 " ' '
b. stern vascular arrangemcnt c. a. h. 'tLllil c.
c. floral organ (eg. petal] number "0 12. Which of the following are altcmtitivcx‘ to uccontlar} growth / ﬂ Branch and grow horizontally (I. a. and h.
I Jar." Grow wide during primary growth c. a. h. and c.
f - c3 Adopt an annual life cycle
‘5’ 13. Which of the following is not an example of :1 stem modification?
X corrn . _ d. rhizome
}‘ C13} spine (cg. cactus) .3, tuber p." thorn (e.g. citrus}
Q/ 14. During energy transfer from one trophie level to the next. the smallest amount of energy is: consumed but lost as unassimtlated. undigested waste
I . assimilated and spent on growth assimilated and spent on metabolism
lost as unconsumed waste ...
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- Fall '07