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Hydroponic Gardening
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311.

The botanical name of the onion is:

A.	Allium sativum	B.	Allum cepa
C.	Pisum sativium	D.	Tagetes erecta

312.

The branch of genetics concerned with the study of frequencies of mating populations is:

A.	Quantitative genetics	B.	Behavioural genetics
C.	Population genetics	D.	Eugenetics

313.

The cell sap of cell A has an osmotic potential of -14 bars and turgor pressure of 4 bars. Cell B has a water potential of -16 bars and osmotic potential of -24 bars. The water movement will be:

A.	From A to B	B.	From B to A
C.	No movement	D.	None of the above

314.

The chromosomal aberrations include:

A.	Duplication or deficiency	B.	Translocations or inversions
C.	Multiplication or polyploidy	D.	All of these

315.

The chromosomes are attached to the spindle fibre by means of:

A.	Pellicle	B.	Telomere
C.	Satellite body	D.	Centromere

316.

The commonest form of the ovule is:

A.	Orthotropous	B.	Anatropous
C.	Amphilotropous	D.	Campylotropous

317.

The components of synthetic population would have already been tested for:

A.	SCA	B.	Genetic advance
C.	CGA	D.	Both GCA & SCA

318.

Which of the following is ploidy level of common wheat?

A.	Tetraploid	B.	Hexaploid
C.	Diploid	D.	Octaploid

319.

The condition in which the anthers and stigmas of a bisexual flower mature at the same time is known as:

A.	Cleistogamy	B.	Heterogamy
C.	Syngamy	D.	Homogamy

320.

The condition in which the pollen of a flower has no fertilizing effect on the stigma of the same flower is called:

A.	Herkogamy	B.	Dichogamy
C.	Dicliny	D.	Self-sterility