Question

Before setting up an experiment to show that seeds release carbon dioxide during respiration, the seeds should be
(1) dried completely
(2) boiled to make them soft
(3) soaked in potassium hydroxide solution
(4) kept moist till they germinate

Answer 1

Answer:

the answer isD kept moist they germinate

Answer 2

The seeds should be kept moist till they germinate.

Option: (4)

Explanation:  

• Constant moisture increase the amount of water supplied. Moist condition stimulates the germination of seed because germination needs a lot of water to take place.  

• Now as they germinate they form new plant. The new plant starts the photosynthesis. Photosynthesis results in the intake of oxygen and the release of carbon dioxide.  

• This carbon dioxide is released and this is absorbed by the KOH solution. As the volume and the weight of KOH is checked, there is an increase in the volume and the weight.

Learn more about germinate

Seeds of certain plants fail to germinate if they do not pass through the digestive tract of fruit-eating birds. This is due to

https://brainly.in/question/7129041