Question

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
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Answer 1

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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Answer 2

sáúryæ's answer is right ...