27. Define monoecious condition.
28. What is dioecious organism ?
29. Name a hermaphrodite animal
30. What is diploid and haploid/ga
31. What is diploid chromosome n
32. Define syngamy.
33. What occurs in fertilization ?
34. What is internal fertilization
35. Define embryogenesis.
36. What is grafting ?
37. What is layering ?
38. What are homogametes ?
39. Define heterogametes.
40. What is ovipary?
41. Define vivipary.
42. What is "Terror of Bengal"
ROM Previous Board Exa
Answers
a) monoecious condition :- having both male and female sex organs.
b) dioecious organism:- posses only one sex organs either male or female.
c) hermaphrodite animal :- earthworms.
d) Diploid :- having two complete sets of chromosomes.
haploid:- having only one sets of chromosome.
e) just like as answer (d).
f) syngamy:- the fusion of two gametes or nuclei.
g) just like as answer(f).
h) internal fertilisation :- fusion of gametes occurs in the body of female counterparts.
I) embryogenesis:-the formation and development of embryo.
j) grafting :- a process in which tissues of two plants are jointed and as they grow.
k) layering:-methods of propagating of a plant in which shoot is fastened down to form root and after that grows
l) homogametes:- the appearance of both gametes are same termed as homogametes.
m)hetrogametes:- gametes are distinguished to each other.
n)ovipary:- organism which lying eggs
o) vivipary:- organism which gives baby.
p)terror of Bangal:- water hyacinth ( ecchornia crasipacs)...
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