Sexual Reproduction in Flowering Plants Set 4

Q1 | Wind pollination requires that the pollen grains are

Q2 | Future sporophytic generation in a seed is

Q3 | Scatelum is

Q4 | Which one of the following floats in the cytoplasm of the vegetative cell ?

Q5 | The mature pollen grain contains

Q6 | Pollen tube is formed by

Q7 | A single ovule produces

Q8 | Embryo sac is formed inside

Q9 | Pro-embryo is a

Q10 | Suspensor is made up of

Q11 | Root cap of the embryo develops from

Q12 | The hilum of the ovule represents the junction between

Q13 | Which layer of the wall of microsporangium is made up of Fibrous layer

Q14 | Out of the four sets of appendages of a typical flower the outer two sets are

Q15 | A proximal sterile part of the stamen is called

Q16 | A sterile region present between stigma and ovary is called

Q17 | The opposite end of the micropylar region of an ovule is called

Q18 | When pollen grains are not transferred from anthers to stigma in a flower, due to the physical barrier,it is called

Q19 | The asexual production of seed is called

Q20 | Perisperm is

Q21 | The root cell of wheat plant has 42 chromosomes. What would be the number of chromosomes in the synergid cell ?

Q22 | The plant part which consist of two generations, one within the other, is

Q23 | The pollen tube usually enters the female gametophyte

Q24 | Match A and B :A B(p) Simple diffusion (i) Uphill transport(q) Faciliate diffusion (ii) Membrane protein that have a hydrophilic moiety.(r) Active transport (iii) Membrane protein that have a hydrophabic moiety.(s) Water potential. (iv) The potential energy.(v) Passive transportp q r s

Q25 | The pressure at which the entry of water across the semipermiable membrane stops is called .....