Question :
In cactus, the spines are modified:
Option 1:
stem
Option 2:
stipules
Option 3: leaves
Option 4: buds
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Correct Answer: leaves
Solution : The correct option is leaves.
The spines of cactus are altered leaves. These altered leaves have evolved to perform several crucial tasks for the cactus plant, including defence against herbivores, lowering water loss through transpiration, and giving the plant's surface some shade.
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The gametophyte is called prothallus in:
Pteridophyta
Bryophyta
Option 3: Spermatophyta
Option 4: Thallophyta
The oilseed which is not edible:
sunflower
cotton seed
Option 3: sesame
Option 4: groundnut
Carolus Linnaeus's System of classification is:
natural
artificial
Option 3: binomial
Option 4: phylogenetic
Who proposed Binomial Nomenclature?
Carolus Linnaeus
John Ray
Option 3: Aldous Leonard Huxley
Option 4: Aristotle
Sporangia bearing leaf of a fern is called?
Ramentum
Indusium
Option 3: Sorus
Option 4: Sporophyll
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