Which gas is used for artificial ripening of green fruit ?

A. Carbon dioxide
B. Acetylene
C. Ethane
D. Ethylene

Submitted by: Malik Asghar Hussain

Ethylene plays a vital role in the natural ripening of fruits. It is a hormone produced naturally within the fruits to stimulate ripening process. Ethylene, being a natural hormone, does not pose any health hazards to consumers, the guidance note points out.

Related Mcqs:

Which is used for artificial ripening of fruit ?
A. ethane
B. ethene
C. ethyne
D. methane
Which of the gas is not known as green house gas?
A. Methane
B. Nitrous oxide
C. Carbon dioxide
D. Hydrogen

Submitted by: Farjan Ahmed Soomro
Which synthetic fibre is known as artificial Silk?
A. Nylon
B. Rayon
C. Cotton
D. Terylene

Submitted by: ABDUL HAYEE
The gases which are used by drivers as an artificial atmosphere are helium and_____________?
A. Nitrogen
B. Oxygen
C. Neon
D. Carbon monoxide

Submitted by: Ashfaque Ali Khoso
Which is artificial manmade fiber?
A. Boron
B. Saffron
C. Rayon
D. None of these

Submitted by: Bilal Tahir
Which among the following waves is used for communication by artificial satellites ?
A. Micro waves
B. Radio waves
C. A. M.
D. Infra-red waves

Submitted by: Abid Hussain
What is the largest artificial object in space?
A. ISS (International Space Station)
B. AI powered robot
C. Parabolic aircraft
D. None of the above

Submitted by: Muhammad Abdullah
Fruit juices and fizzy drinks such as lemonade are often sold in aluminium cans. What is the most important reason aluminium is a suitable metal ?
A. aluminium can be recycled
B. aluminium has very low density
C. aluminium is the most abundant metal in the earth crust
D. aluminium is resistant to corrosion by organic acids.
Fruit plant that flowers only once in lifetime?
A. Mango
B. Ground Nut
C. Banana
D. Peach

Submitted by: Mansoor Ahmed Suhag
Which one of the following is not a true fruit?
A. Apple
B. Grapes
C. dates
D. plum

Submitted by: Abid Hussain