1. World population day
2. No tobacco day
3. World environment day
4. World health day
World population day
1. 684 millions
2. 844 millions
3. 1027 millions
4. 1128 millions
1027 millions
1. Zygote is taken from the oviduct cultured and then implanted
2. Ovum is taken out,then fetilized and implanted
3. Sperm and ovum are fused and zygote grown in a test tube
4. None of the above
Ovum is taken out,then fetilized and implanted
1. Develop similarly
2. Divide at equal rates
3. Contain different genes
4. Transcribe different genes
Transcribe different genes
1. Star fish
2. Prawn
3. Wall lizard
4. All of above
All of above
1. Creating awareness
2. Providing facilities and support
3. Finding new techinques
4. All of these
All of these
1. Becomes narrow
2. Becomes wide
3. Shows no reaction to light
4. Both (2) and (3)
Both (2) and (3)
1. Fertilization is external and foetus formation is internal
2. Fertilization is internal and foetus formation is external
3. Fertilization and foetus formation are external
4. Fertilization and foetus formation are internal
Fertilization is external and foetus formation is internal
1. Natality is zero
2. Natality balances mortality
3. Natality is less than mortality
4. Natality is more than mortality
Natality balances mortality
1. Senescent phase
2. Stationary phase
3. Lag phase
4. Exponential phase
Exponential phase