Home › NEET UG › Biology › Plant Growth and Development › Ripe oranges gave off a gas that ripened stored …
Ripe oranges gave off a gas that ripened stored bananas. The gas was:
AHydrogen
BEthylene
COxygen
DNitrogen
Answer & Solution
Correct answer: B. Ethylene
1. Cousins noticed the volatile substance in 1910.
2. It hastened ripening of unripe bananas.
3. It was later identified as ethylene.
_Source: NCERT Class 11 Biology, Chapter 15, Plant Growth and Development._
Related questions
Which part of the plant senses day length?Plants that flower only when light lasts longer than a critical time are:ABA mostly acts as an antagonist of:In a drought a hormone closes the stomata and is called the stress hormone. It is:Fruits ripen faster in a closed box thanks to a gas they release. The gas is:Grape growers spray a PGR to lengthen the bunch stalks. It is a:2,4-D kills dicot weeds in a lawn but spares the grass because it does not affect mature:Tea gardeners pinch off shoot tips so that: