Botany - Online Test

Q1. Usually, the monocotyledons do not increase their girth, because
Answer : Option B
Explaination / Solution:
No Explaination.


Q2. Cortex is the region found between
Answer : Option A
Explaination / Solution:
No Explaination.


Q3.

Which among the following is correct?

i. apoplast is fastest and operate in nonliving part

ii. Transmembrane route includes vacuole

iii. symplast interconnect the nearby cell through plasmadesmata

iv. symplast and transmembrane route are in living part of the cell

Answer : Option D
Explaination / Solution:
No Explaination.


Q4. If a plant is provided with all mineral nutrients but, Mn concentration is increased, what will be the deficiency?
Answer : Option A
Explaination / Solution:
No Explaination.


Q5. Which chlorophyll molecule does not have a phytol tail?
Answer : Option C
Explaination / Solution:
No Explaination.


Q6.

During oxidation of two molecules of cytosolic NADH + H+, number of ATP molecules produced in plants are

Answer : Option C
Explaination / Solution:
No Explaination.


Q7. If the diameter of the pulley is 6 inches, length of pointer is 10 inches and distance travelled by pointer is 5 inches. Calculate the actual growth in length of plant.
Answer : Option D
Explaination / Solution:

Diameter of pulley = 6 inches

Radius of pulley = 3 inches

Actual growth in length = [Distance travelled by the pointer x Radius of the pulley] / Length of the pointer

= [5 x 3] / 10 = 1.5


Q8. Transpiration and root pressure cause water to rise in plants by
Answer : Option B
Explaination / Solution:
No Explaination.


Q9. The infectious agent that causes potato spindle tuber disease
Answer : Option D
Explaination / Solution:
No Explaination.


Q10. Match the following

i) Volvox - a) Siphonous

ii) Cladophora - b) Foliaceous

iii) Ulva - c) Branched fi lamentous

iv) Vaucheria - d) Colonial


Answer : Option A
Explaination / Solution:
No Explaination.