Biology
Which of the following is an external factor that affects the rate of transpiration?
- Leaf area
- Age of plants
- Water content of leaves
- Carbon dioxide concentration
Related Questions
In humans, urea is formed in
- ureter
- liver
- spleen
- kidney
Assertion (A): Application of ethylene phytohormone induces fruit ripening.
Reason (R): Ethylene is the only hormone which is a gas at ordinary temperature.
- Both A and R are true
- Both A and R are false
- A is true and R is false
- A is false and R is true
Ram went for his driving test. He has to answer many questions regarding this. He was able to give correct answers to all the questions, but was not able to read the numbers given in coloured circles. This was due to
- colour blindness
- myopia
- hypermetropia
- astigmatism
Which layer of eyeball is richly supplied with blood vessels for providing nourishment to the organ?
- Sclerotic layer
- Choroid
- Retina
- Cornea