TLS Online TPP Program

#Question id: 38754


Q. A researcher observes protoplasts under a fluorescence microscope and sees a bright yellow-green glow. This indicates that:

#Plant Biotechnology
  1. The protoplasts are dead and have absorbed the dye. 
  2. The protoplasts are viable and have an intact membrane. 
  3. New cell walls have successfully formed. 
  4. The protoplasts have fused with a second species.
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TLS Online TPP Program

#Question id: 40452

#Botany

Given below are two statements regarding the economic importance of Algae:
Statement I: Agar-agar, used in microbial culture media, is obtained from Laminaria and Sargassum.
Statement II: Chlorella is a unicellular alga rich in proteins and is used as a food supplement by space travelers.
Choose the correct answer:

TLS Online TPP Program

#Question id: 40453

#Botany

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A): Chara is known as "Stone Wort."
Reason (R): The plant body of Chara is heavily encrusted with calcium carbonate deposits.
In the light of the above statements, choose the correct answer:

TLS Online TPP Program

#Question id: 40454

#Botany

Given below are two statements regarding the economic importance of Algae:
Statement I: Agar-agar, used in microbial culture media, is obtained from Laminaria and Sargassum.
Statement II: Chlorella is a unicellular alga rich in proteins and is used as a food supplement by space travelers.
Choose the correct answer:

TLS Online TPP Program

#Question id: 40455

#Botany

Match the Algal genera in List-I with their characteristic features in List-II.

List-I (Genera)List-II (Feature)
A. VolvoxI. Coenobial colony (Motile)
B. HydrodictyonII. Water Net (Non-motile Coenobium)
C. EctocarpusIII. Isomorphic Alternation of Generations
D. PolysiphoniaIV. Triphasic Life Cycle (Haplobiontic)

TLS Online TPP Program

#Question id: 40456

#Botany

Given below are two statements regarding the thallus organization in Algae:
Statement I: The thallus of Fucus is differentiated into holdfast, stipe, and frond (lamina).
Statement II: Vaucheria has a coenocytic, siphonaceous thallus without septa.
Choose the correct answer:

TLS Online TPP Program

#Question id: 40457

#Applied Microbiology

Which of the following techniques is most appropriate for the separation of a mixture of lipids?