Biology
The difference between the birth rate and the death rate is called
- natality
- mortality
- growth rate of population
- population density
Related Questions
The condition affecting the older people who cannot see nearby objects clearly is called
- presbyopia
- cataract
- astigmatism
- hyperopia
The cellular elements found in highest number in blood are
- RBCs
- lymphocyte
- eosinophils
- basophils
Which phytohormone have specific effects on cell division?
- Ethylene
- Gibberellins
- Cytokinin
- Auxin
Transpiration is highest during the summer. Which of the following reasons supports this statement?
P. Increase in temperature allows more water to evaporate.
Q. Warm air can hold more water than cold air.
R. Increase in temperature allows less water to evaporate.
- Only P
- Only R
- Only P and Q
- Only Q and R