1. The prominent Indian botanist noted chiefly for his invention of the technique of test-tube fertilization of angiosperms:
A) P Maheswari
B) Goral Gandhi
C) N Guha
D) A K Dutta
2. The development of a sporophyte directly from the gametophyte without the intermediate formation and fertilization of gametes is ------.
A) Apospory
B) Apogamy
C) Recurvation
D) None of these
3. Polygonum type embryo sac is
A) Monosporic
B) Bisporic
C) Trisporic
D) Tetrasporic
4. Endosperm formation is suppressed in
A) Orchidaceae
B) Compositae
C) Aristolochiaceae
D) Boraginaceae
5. The production of fruits without fertilization is
A) Parthenogenesis
B) Apomixis
C) Parthenocarpy
D) Pseudocarpy
6. The type of ovule in which micropyle and funicle lie in one line
A) Orthotropous
B) Anatropous
C) Amphitropous
D) Campylotropus
7. Amphimixis is development of an organism obtained through
A) Apospory
B) Apogamy
C) Fusion of gametes
D) Without fusion of gametes
8. Study of medical aspects of pollen grains is known as
A) Latropalynology
B) Mellitopalynology
C) Aeropalynology
D) Copropalynology
9. Study of pollen grains in honey is known as
A) Iatropalynology
B) Aeropalynology
C)
Melissopalynology
D) Pharmacopalynology
10.
Sporopollinin is seen in
A) Intine
B) Exine
C) Endocarp
D) Mesocarp
11. ‘Pollen kitt’ a sticky coloured pollen coating material and is chiefly made of
A) Chlorophylls
B) Lipids
C) Carotenoids
D) Both B and C
12. When pollen grains are not transferred from anthers to stigma in a flower, due to the
barrier, it is called
A) cleistogamy
B) herkogamy
C) dichogamy
D) heterogamy
13. Identify the correct the sequence of development during the formation of embryo sac:
A) archesporium → megaspore → megaspore mother cell → embryo sac
B) megasporocyte → archesporium → megaspore → embryo sac
C) megaspore → megaspore mother cell → archesporium → embryo sac
D) archesporium → megaspore mother cell → megaspore → embryo sac
14. In plants, the ovules are attached to the ovary by
A) Placenta
B) Synergids
C) Embryo sac
D) Tube cells
Answers:
1. A) P Maheswari
2. B) Apogamy
3. A) Monosporic
4. A) Orchidaceae
5. C) Parthenocarpy
6. A) Orthotropous
7. C) Fusion of gametes
8. A) Latropalynology
9. C) Melissopalynology
10. B) Exine
11. D) Both B and C
12. B) herkogamy
13. D) archesporium → megaspore mother cell → megaspore → embryo sac
14. A) Placenta
