| 1 |
The animals that lay shelled eggs to protect the developing embryo are called. |
- A. Oviparous
- B. Ovovlviparous
- C. Viviparous
- D. Egg laying mammals
|
| 2 |
In nature P 730 to P 660 conversion occurs in the |
- A. Day
- B. Dark
- C. Evening
- D. Dawn
|
| 3 |
P660 is quiescent from, is converted to active p 730 by the absorption of. |
- A. Blue light
- B. Red light
- C. Orange light
- D. Yellow light
|
| 4 |
The light effective in preventing flowering in cocklebur is. |
- A. Blue light
- B. Red light
- C. Yellow light
- D. Orang light
|
| 5 |
Discharge of egg from the ovary is called. |
- A. Oogenesis
- B. Ovulation
- C. Spermatogenesis
- D. Gametogenesis
|
| 6 |
When will call embryo a fetus. |
- A. After 2 months
- B. After 3 moths
- C. After 5 moths
- D. After 4 months
|
| 7 |
Fruit ripening is due to the production of. |
- A. Auxins
- B. Cytokinin
- C. Gibberellin
- D. Ethane
|
| 8 |
In human only one ovum is usually discharged from the ovary at one time this phenomenon is called |
- A. Ovulation
- B. Menstruation
- C. Oestrous
- D. Apomixes
|
| 9 |
Vehicle for transport of male gamete in land plants is |
- A. Water
- B. Pollen tube
- C. Pollen grain
- D. Wind
|
| 10 |
The leaf unrolling is promoted by red light in. |
- A. Monocot
- B. Dicot
- C. Ferns
- D. Gymnosperm
|