Practice Questions

TLS Online TPP Program

#Question id: 4969

The snowball Earth hypothesis provides a possible explanation for the

#XL - S Microbiology

diversification of animals during the late Proterozoic.
oxygenation of Earthʹs seas and atmosphere.
colonization of land by plants and fungi.
origin of O2-releasing photosynthesis.

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TLS Online TPP Program

#Question id: 15737

#XL - S Microbiology

The basic event of development in higher organisms is

TLS Online TPP Program

#Question id: 15751

#XL - S Microbiology

Plants through the fusion of protoplasts of two different plant species/varieties is called

TLS Online TPP Program

#Question id: 15752

#XL - S Microbiology

Match the following

Column I	Column II
I. Auxin	a. Somatic embryogenesis
II. Cytokinin	b. Root
III. $GA_3$	c. Continued growth
IV. Abscisic acid	d. Shoot

TLS Online TPP Program

#Question id: 15755

#XL - S Microbiology

Cybrids or cytoplasmic hybrids are cells or plants containing

TLS Online TPP Program

#Question id: 15756

#XL - S Microbiology

Synthetic seeds are produced by the encapsulation of somatic embryos with ___________.

TLS Online TPP Program

#Question id: 15757

#XL - S Microbiology

Which of the following growth hormones produces apical dominance?