Multiple Choice QuestionsTypical growth curve in plants is
sigmoid
linear
Stair-steps shaped
Stair-steps shaped
Typical growth curve in plants is
sigmoid
linear
stair-steps shaped
stair-steps shaped
Phototropic curvature is the result of uneven distribution of
gibberellin
phytochrome
cytokinins
cytokinins
The technical term used for the androecium in a flower of China rose (Hibiscus rosa siensis( is
monadelphous
diadelphous
polyandrous
polyandrous
A.
monadelphous
In Monadelphous condition, all filaments become fused and form a group, while other remain free, eg, China rose Achyranthes, etc. In diadelphous, more than two separate bundles of filaments are formed, eg, Ricinus.
One of the commonly used plant growth hormone in tea plantations is
ethylene
abscisic acid
Zeatin
Zeatin
Stroma in the chloroplasts of higher plants contains
light -independent reaction enzymes
Light -dependent reaction enzymes
ribosomes
ribosomes
In which one of the following, the male and female gametophytes don't have free -living independent existence ?
Pteris
Funaria
Polytrichum
Polytrichum
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