Options:
- A. 1
- B. 2
- C. 3
- D. 4
View Answer
C. 3
Biology
There are _________ stomata per square cm of leaf surface in Tobacco plants?
Options:
- A. 1200
- B. 12000
- C. 100,000
- D. 1000
View Answer
C. 100,000
Voice box is another name used for___________?
Options:
- A. Buccal cavity
- B. Pharynx
- C. Larynx
- D. Chest Cavity
View Answer
C. Larynx
Among the followings which is the most longest supportive cell?
Options:
- A. Tracheids
- B. Sclereids
- C. Trachea
- D. Collenchyma cells
View Answer
A. Tracheids
Epinasty is controlled by_____________?
Options:
- A. Gibberellins
- B. Abscisins
- C. Auxins
- D. Cytokinins
View Answer
C. Auxins
Ecdysone is_________________?
Options:
- A. An enzyme that digest endocuticle during an arthropodal ecdysis
- B. A newly formed exoskeleton in authropods
- C. A hormone that regulates moulting in arthropods
- D. A process that involves moulting
View Answer
C. A hormone that regulates moulting in arthropods
How many vertebrae are present in coccyx?
Options:
- A. 7
- B. 12
- C. 9
- D. 4
View Answer
A. 7
In the root cells _______ pathway becomes discontinuous in the endodermis due to the presence of casparian strip.
Options:
- A. Tonoplast
- B. Apoplast
- C. Symplast
- D. Vacuolar.
View Answer
B. Apoplast
It is the measure of force with which blood pushes up against the walls of blood vessels.
Options:
- A. Stroke volume
- B. Cardiac output
- C. Blood pressure
- D. Blood flow
View Answer
C. Blood pressure
Pressure flow theory was proposed by_________?
Options:
- A. H-Van Mohl
- B. Dixon
- C. Vander wall.
- D. Earnst Munch
View Answer
D. Earnst Munch