Q.51)-The pollination of maize takes place by
- Self pllination
- Pollilnation by insects
- pllination by air
- Pollination by rain
Q.52)-Companion cells are unique to
- Bryophytes
- Pteridophytes
- Angiosperms
- Gymnosperms
Q.53)-Potato is a
- Root
- Stem
- Bud
- Fruit
Q.54)-Mangroves are plants that have
- Modified Roots
- Modified stems
- Respirtory roots
- Respiratory stems
Q.55)-Which of the following plants have root nodules
- Leguminous plants
- Parastic plants
- Epiphytic plants
- Aquatic plants
Q.56)-The auxiliary buds______________________
- Grow endogenously from the pericycle
- Arise endogenously from the main growing point
- Is an embryonic shoot located in the axil of a leaf
- Arise exogenoulsy from the epidermis
Q.57)-Organisms that use light to prepare food are known as____________________
- Autotrophs
- Heterotrophs
- Omnivores
- Decomposers
Q.58)-Which of the following bears flowers
- Bryophyta
- Pteridophytes
- Gymosperms
- Angiosperms
Q.59)-Parallel venation is found in ___________
- Plant which are monocots
- Plants which have a dicot stem
- Plants with leaves smilar to Tulsi
- Plants with tap roots
Q.60)-Which of the following is not true about nosperms
- Dominant phase is saprophytes
- Vascular bumdles are absent
- Spores are heteropores
- Flowers are absent