TLS Online TPP Program

#Question id: 15901


The following features are included between the shoot buds and somatic embryo;

                                                                             FEATURES

A) SHOOT BUD                                 i) Originated from the many cells, usually superficial

B) SOMATIC EMBRYO                        ii) Polarity is defined as bipolar; both shoot and root poles present
                                                        iii) Vascular strands connected with those present in callus/explant
                                                       iv) Easily separated from the callus/explant
                                                        v) There is no vascular connection with callus/explant
Which of the following correctly represents the features of  shoot buds and somatic embryo?

#Unit 13. Advances in Biotechnology
  1. A-ii, iv and v, B-i and iii
  2. A- i and iii, B-ii, iv and v
  3. A-ii and iv, B-i, iii and v
  4. A-i, iii and v, B-ii and iv
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TLS Online TPP Program

#Question id: 30045

#Unit 6. System Physiology – Plant

In Which of the following enzymes Light regulates the catalytic activity of four enzymes of the Calvin–Benson cycle directly via the ferredoxin– thioredoxin system?

TLS Online TPP Program

#Question id: 30046

#Unit 6. System Physiology – Plant

The oxygenase activity of rubisco produces one molecule each of 3-phosphoglycerate and 2-phosphoglycolate due to this activity a loss of carbon fixed by the Calvin–Benson cycle and yields 2-phosphoglycolate which is a inhibitor of two chloroplast enzymes known as;

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#Question id: 30092

#Unit 6. System Physiology – Plant

The first stable product of C3 CYCLE is

TLS Online TPP Program

#Question id: 11805

#Unit 6. System Physiology – Plant

P-proteins from the genus Cucurbita consist of two major proteins: PP1, the phloem filament protein, and PP2, the phloem lectin. Both PP1 and PP2 are thought to be synthesized in_______A___________and transported via the_______B_________to the_______C______, where they associate to form P-protein filaments and P-protein bodies.

TLS Online TPP Program

#Question id: 11806

#Unit 6. System Physiology – Plant

sap is translocated from areas of supply, called sources, to areas of metabolism or storage, called sinks. Which of the following statements about source and sink are TRUE?

a.) Sinks include any nonphotosynthetic organs of the plant and organs that do not produce enough photosynthetic products to support their own growth or storage needs

b.) Sources include exporting organs that are capable of producing photosynthate in excess of their own needs

c.) During the growing season of the first year, storage root is a sink, when it accumulates sugars received from the source leaves. During the second growing season the same root becomes a source

d.) Roots, tubers, developing fruits, and immature leaves, which must import carbohydrate for normal development, are all examples of sources tissues

Find the correct combination of the source and sink pattern of translocation.

TLS Online TPP Program

#Question id: 13198

#Unit 6. System Physiology – Plant

The sugar is a carbohydrate that are generally translocated  in the phloem in which form?