افسانہ ہمارے ہاں کس زبان کے ادب سے آیا؟ A). فرانسیسی B). انگریزی C). جرمنی D). چینی
How many pairs of homologous chromosomes are present in pisum sativum?
A. Seven pairs
B. Eight pairs
C. Nine pairs
D. Ten pairs
Lignin could not be expected in which part of the plant cell wall:
A. Secondary cell wall
B. Middle lamella
C. Cell membrane
D. Primary cell wall
Which statement about thylakoids in eukaryotes is not correct?
A. Thylakoids are assembled into stacks
B. Thylakoids exist as a maze of folded membranes
C. The space sorrounding thylakoids is called storma
D. Thylakoids contain chlorophyll
The usual position of the two centrioles in relation to each other is at right angle in:
A. Higher plant cell
B. Lower plant cell
C. Animal cells
D. Both (a) and (b)
For callus formation, auxin and cytokinin are required in which ratio?
A. Balanced
B. Only cytokinin required
C. Low auxin, very high cytokinin
D. Only auxin
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