1. Temperature
2. Light
3. O2 concentration
4. CO2 concentration
Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following facilitates opening of stomatal aperture?
1. | Decrease in turgidity of guard cells |
2. | Radial orientation of cellulose microfibrils in the cell wall of guard cells |
3. | Longitudinal orientation of cellulose microfibrils in the cell wall of guard cells |
4. | Contraction of outer wall of guard cells |
Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe water potential of pure water is:
1. Less than zero
2. More than zero but less than one
3. More than one
4. Zero
Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA few drops of sap were collected by cutting across a plant stem by a suitable method. The sap was tested chemically. Which one of the following test results indicates that it is phloem sap?
(1) Acidic
(2) Alkaline
(3) Low refractive index
(4) The absence of sugar
Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. | Both processes can happen together because the diffusion coefficient of water and CO2 is different |
2. | The above processes happen only during the night-time. |
3. | One process occurs happen only in the daytime and the other at night |
4. | Both processes cannot happen simultaneously |
Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology