Practice Questions

TLS Online TPP Program

#Question id: 40207

Assertion (A): The pH of normal rain is considered to be exactly 7.0 (Neutral).
Reason (R): Carbon dioxide (CO2) in the atmosphere dissolves in raindrops to form weak carbonic acid.

#Environmental Science

Both (A) and (R) are correct and (R) is the correct explanation of (A).
Both (A) and (R) are correct but (R) is NOT the correct explanation of (A).
(A) is correct but (R) is not correct.
(A) is not correct but (R) is correct.

More Questions

TLS Online TPP Program

#Question id: 37897

#Plant Biotechnology

Increased interest in root cultures during the 1980s was mainly due to:

TLS Online TPP Program

#Question id: 37898

#Plant Biotechnology

Who was the first to induce nucellar embryony in Citrus microcarpa using a modified White’s medium?

TLS Online TPP Program

#Question id: 37899

#Plant Biotechnology

In the culture of nucellar tissue, Malt Extract is often used as a supplement. It can be replaced by a combination of:

TLS Online TPP Program

#Question id: 37900

#Plant Biotechnology

Consider the following statements regarding the Auxin:Cytokinin ratio:

1. High Cytokinin favors shoot formation.

2. High Auxin suppresses bud differentiation.

3. High Cytokinin:Auxin ratio can promote both xylem and phloem differentiation.

Which of the statements given above are CORRECT?

TLS Online TPP Program

#Question id: 37901

#Plant Biotechnology

Tropane alkaloid production in root cultures is commonly associated with plants belonging to:

TLS Online TPP Program

#Question id: 37902

#Plant Biotechnology

Which of the following plants is known for producing tropane alkaloids in root cultures?