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?

#Section 6: Plant, Animal and Microbial 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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#Question id: 10520

#Section 6: Plant, Animal and Microbial Biotechnology

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#Section 6: Plant, Animal and Microbial Biotechnology

Which is an example of a plant-derived DAMP found in tomato that is produced in response to wounding associated with herbivore activity?

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#Question id: 10522

#Section 6: Plant, Animal and Microbial Biotechnology

Mechanical barriers provide a first line of defence against insect pests and pathogens, these mechanical barriers developed by plants;

                   COLUMN A  

                     COLUMN B

A. Thorns

i) It can be found on the stem and petioles of roses and are formed by the epidermis

B. Spines

ii) Found on a lemon tree (Citrus sp.) are modified branches, as can be seen by their position in the axil of a leaf

C. Prickles

iii) Found on shoot and leaves of tomato (Solanum lycopersicum) are derived from epidermal cells

D. Trichomes

iv) which are characteristic of cacti (Opuntia spp.) in the New World, are modified leaves

Match correctly following combination of barrier developed by plants ;