1. A characteristic of angiosperm is
a) root
b) seed
c) flower
d) all of the above
2. A flower with essential and non-essential whorls
a) incomplete
b) irregular
c) sessile
d) complete
3. A bisexual flowers which never open in its life span is called
a) homogamous
b) heterogamous
c) polygamous
d) cleistogamous
4. Which of the following is not a single flower
a) China rose
b) Petunia
c) Sun flower
d) holy hope
5. Plants which flower only once in their life is
a) Polycarpic
b) monocarpic
c) cleistocarpic
d) pericarpic
6. Third whorl in flower is of
a) petal
b) sepal
c) stamen
d) pistil
7. Flower is a modified shoot because
a) in some flowers thalamus become
elongated and shows distinct nodes and internodes
b) flowers aggregate to form
inflorescence
c) epicalyx is present in some flowers
d) essential organs are present in
some flowers
8. In monoecious plants
a) male and female parts are borne
by the same plant but not by the same flower
b) male and female parts are borne
by the same flower
c) male and female parts are borne by the different plant
d) none of the above
9. A flower is said to be complete when it has
a) corolla
b) androecium and gynoecium
c) calyx and corolla only
d) all the four whorls
10. The perianth is the term used when
a) androecium and gynoecium are
similar
b) calyx and corolla are similar
c) androecium and calyx are similar
d) gynoecium and corolla are
similar
11. A flower is brightly coloured, scented and secrete nectar. It is
most probably
a) pollinated by insects
b) sterile
c) pollinated by wind
d) an insectivorous plant
12. Protandry is the situation when
a) anthers and stigma mature at the
same time
b) anthers mature later than the
stigma of the same flower
c) anthers mature earlier than the stigma
of the same flower
d) anthers of the flower pollinate
the stigma of the same flower
13. In a bisexual flowers when the gynoecium matures earlier than the
androecium it is called
a) protogyny
b) Protandry
c) autogamy
d) heterogamy
14. In which of the following plants do the male and female flowers
occur in the same individual
a) pumpkin
b) gram
c) rose
d) hibiscus
15. In a flower, when the ovary is situated on the torus above all
other floral whorls, the flower is said to be
a) perigynous
b) epigynous
c) inferior
d) hypogynous
Learn more:
- Multiple Choice Questions on Seed Germination
- Multiple Choice Questions on Fruits
- Multiple Choice Questions on Seeds
1-c
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2-d
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3-d
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4-c
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5-b
|
6-c
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7-a
|
8-a
|
9-d
|
10-b
|
11-a
|
12-c
|
13-a
|
14-a
|
15-d
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