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Free download in PDF Angiosperms Objective Type Questions and Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams like NEET, AIIMS, B.Sc etc. These short solved questions or quizzes are provided by Gkseries.
(21)
Which of the following is not concerning pollination?
[A]
Syngamy
[B]
Autogamy
[C]
Allogamy
[D]
Geitonogamy
(22)
Bulb is a modification of
[A]
root
[B]
stem
[C]
radicle
[D]
plumule
(23)
Monocot pollengrains are generally
[A]
Monocoplate
[B]
Bicolpate
[C]
Tricolpate
[D]
Multicolpate
(24)
Exine of pollen-grain is made up of
[A]
Sporopollenin
[B]
Cellulo-pectin
[C]
Callose
[D]
Cellulose
(25)
Ovule is
[A]
Megasporangium
[B]
Microsporangium
[C]
Integumented megasporangium
[D]
Megaspore
Answer: Integumented megasporangium
(26)
The tenuinucellate ovule has
[A]
Small amount of nucellus
[B]
Large amount of nucellus
[C]
Chalazal nucellus
[D]
MIcropyle nucllus
Answer: Small amount of nucellus
(27)
The point at which funicle is attached to body of ovule
[A]
Raphe
[B]
Hilum
[C]
Endothelium
[D]
None Of The Above
(28)
A typical angiospermic embryo sac is susally
[A]
One celled
[B]
Two celled
[C]
Three celled
[D]
Seven celled
(29)
Continued self poll ination results in
[A]
Better progeny
[B]
Weak progeny
[C]
New varieties
[D]
Both (A) and (C)
(30)
Cleistogamous flowers are always
[A]
Insect pollinated
[B]
Wind pollinated
[C]
Cross pollinated
[D]
Self pollinated
31
Flowers are small and unattractive in
[A]
Entomophily
[B]
Ornithophily
[C]
Anemophily
[D]
All of these
32
When birds are agents, the pollination is
[A]
Anemophily
[B]
Entomophily
[C]
Ornithophily
[D]
Hydrophily
33
Endosperm is generally
[A]
Haploid
[B]
Diploid
[C]
Triploid
[D]
Polyploid
34
Free nuclear divisions occurs in
[A]
Cellular endosperm
[B]
Nuclear endosperm
[C]
Helobial endosperm
[D]
Both (B) and (C)
35
Suspensor formed during development of dicot embryo is
[A]
2-3 celled
[B]
3-4 celled
[C]
5-6 celled
[D]
6-10 celled
36
The first cell of suspensor towards micropyle which absorbs food material is
[A]
Hypophysis
[B]
Haustoria
[C]
Radicle
[D]
None of the above
37
Helobial type of endosperm is seen in
[A]
Asphodelus
[B]
Common in order Helobiales
[C]
Petunia
[D]
Both (A) and (B)
38
Embryo axis is also called as
[A]
Tegman
[B]
Tiller
[C]
Tigellum
[D]
Scutellum
39
The first node indicates point of attachment of ----- to embryo axis
[A]
Plumule
[B]
Radicle
[C]
Cotyledons
[D]
None of these
40
Suspensor is a component of
[A]
Germinating seed
[B]
Developing embryo
[C]
Mature embryo
[D]
Endosperm
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