| 1 |
The hormones which controls the development of male secondary sexual characteristics during puberty is. |
Progesterone
Testosterone
Estrogen
Thyroxin
|
| 2 |
Reptiles and birds are. |
Viviparous
Ovlparous
Marsupial
Ovoviviparous
|
| 3 |
Rapid aging and less resistance to environmental stress and diseases are limitations of. |
Parthenocarpy
Cloning
Phototropism
Verbalization
|
| 4 |
Haploid males produce sperms by mitosis. |
Hydra
Man
Earth worm
Honey bee
|
| 5 |
In honey bee, males are haploid and produce sperms by. |
Mitosis
Meiosis
Apomixis
Parthenogenesis
|
| 6 |
Union of gametes is called. |
Fertilization
Spermatogensis
oogenesis
Gametegenesis
|
| 7 |
Fertilizations is the process which leads to the union of. |
Individuals
Gametes
Eggs
Sperms
|
| 8 |
Diploid parthenogenesis may occur in |
Aphids
Bees
Wasp
Honey bee
|
| 9 |
The animals that lay shelled eggs to protect the developing embryo are called. |
Oviparous
Ovovlviparous
Viviparous
Egg laying mammals
|
| 10 |
Development of an egg into embryo without fertilization is called as. |
Parthenocarpy
parthenogenesis
Fragmentation
Meiosis
|
| 11 |
Type of asexual reproduction. |
Fertilization
Vernalization
Photoperiodism
Apomixes
|
| 12 |
In nature to p730 conversion occurs in. |
Light
Evening
Morning
Dark
|
| 13 |
Temperature around 4oC stimulates the production of. |
Florigen
Vernalin
Ethene
Auxins
|
| 14 |
Photoperiodism was first studied by garner and allured in. |
1918
1920
1922
1924
|
| 15 |
All of the following are day neutral plants except. |
Pea
Wheat
Maize
Cotton
|
| 16 |
Example of day Neutral plant is. |
Tomato
Xanthium
Soyabean
Chrysanthium
|
| 17 |
An example of long day plant is |
Tomato
Cabbage
Corn
Soyabean
|
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