Which on eof the following is a saprophytic bryophyte?

• Riccia fluitans

• Buxbaumia aphylla

• Funaria hygrometrica

• Sphagnum

Iodine is obtained from 

• Laminaria

• Chlorella

• Polysiphonia

• Porphyra

Male gamete in angiosperm is produced by

• generative cell

• microspore cell

• vegetative cell

• tube cell

Phytochrome is present in

• vascular cryptogam

• prokaryotes

• flowering plants

• algae

Vessels and companion cells are found in

• angiosperm

• pteridophytes

• bryophytes

• thallophytes

The ability of the venus flytrap to capture insects is due to

• chemical stimulation by the prey

• a passive process requiring no special ability on the part of the plant

• specialized "muscle-like" cells

• rapid turgor pressure changes

117.

The protein rich alga is

•  Ulothrix

•  Spirogyra

•  Nostoc

•  Chlorella

The amphibians of plant kingdom are

• algae 

• bryophytes

• thallophytes 

• floating plants

The plant Cuscuta shows maximum photosynthesis in

• red light

• blue light

• green light

• no photosynthesis at all

Top-shaped multiciliate male gametes and the mature seed which bears only one embryo with two cotyledons, are characteristic features of

• polypetalous angiosperms

• gamopetalous angiosperms

• conifers

• cycads