Fragrant flowers with well-developed nectaries are adapted for
Options
(a) entomophily (b) hydrophily (c) anemophily (d) zoophily
Correct Answer:
entomophily
Explanation:
No explanation available. Be the first to write the explanation for this […]
Apomixis is a type of reproduction that results in the development of a/an
Options
(a) new seed with fusion of gametes (b) embryo from nucleus (c) new seed without fusion of gametes (d) […]
Development of female gametophyte directly from megaspore mother cell without meiosis is called
Options
(a) apogamy (b) apospory (c) syngamy (d) parthenocarpy
Correct Answer:
apospory
Explanation:
No explanation available. Be the first to […]
Embryo sac is also known as
Options
(a) microgametophyte (b) microsporangium (c) megagametophyte (d) megasporangium
Correct Answer:
megagametophyte
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
Formation of liquid endosperm in coconut takes place because
Options
(a) karyokinesis is not followed by cytokinesis (b) karyokinesis is followed by cytokinesis (c) formation of liquid endosperm is not dependent upon karyokinesis […]
A plant has 25 chromosomes in “microspore mother cell”. The number of chromosomes in its endosperm will be
Options
(a) 36 (b) 24 (c) 12 (d) 48
Correct Answer:
36
Explanation:
No explanation […]
Development of a sporophyte directly from gametophytic tissue is called
Options
(a) apospory (b) apogamy (c) parthenogenesis (d) parthenocarpy
Correct Answer:
apogamy
Explanation:
No explanation available. Be the first to write the explanation […]
Embryo from egg without fertilisation is
Options
(a) parthenogenesis (b) apogamy (c) parthenocarpy (d) allogamy
Correct Answer:
parthenogenesis
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
Formation of embryo sac in the angiosperms is called
Options
(a) double fertilization (b) double fusion (c) trible fusion and double fertilization (d) trible fusion
Correct Answer:
trible fusion
Explanation:
No explanation available. […]
The endosperm in angiosperm develops from
Options
(a) zygote (b) secondary nucleus (c) chalazal polar nucleus (d) micropylar polar nucleus
Correct Answer:
secondary nucleus
Explanation:
No explanation available. Be the first to write […]
2017 Copyright Doctor Dreams Training Academy