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Q61. Name the structures given below in the order of their appearance and identify corresponding glycosidic linkages (A) Amylose, Cellulose; (α1→4), (β1→6) (B) Cellulose, Dextran; (β2→4), (α3→6) (C) Starch, Cellulose; […]

Q60. Regarding the relationships between two organisms in an ecosystem, match the following Group I (Relationship) Group II (Definition) P. Commensalism Q. Mutualism R. Parasitism S. Amensalism 1. Both organisms […]

Q.59 From the structures given below, identify the compounds Group I (Structure)   Group II (Compound) 1. Ethylene 2. Indole butyric acid 3. Nicotine 4. Indole acetic acid 5. Gibberellic […]

Q.58 Identify the Correct Match   Group II (Type of Fixation) 1. Basifixed 2. Longitudinal 3. Dorsifixed 4. Adnate 5. Porous 6. Versatile Options (A) P-1, Q-4, R-6, S-3 (B) […]

Q57. Match the following Group I Group II Group III P. Sorghum Q. Castor R. Mushroom S. Cotton 1. Gossypol 2. Strychnine 3. Dhurrin 4. Bungarotoxin 5. Ricin 6. α-Amanitin […]

Q56. Identify the CORRECT statements from the following P. Lenticels are the small pores present on the surface of the stem or branches of woody plants Q. Glyoxysomes contain chlorophyll […]

Q55. Free radical scavenging activity of a medicinally important plant extract can be quantified by (A) ABTS (2,2′-azino-bis-(3-ethyl benzothiazoline-6-sulphonic acid)) method (B) Bradford method (C) Walkley and Black method (D) […]

Q54. The amount of chemical energy available to consumers in an ecosystem is best represented by (A) Gross primary production (B) Net primary production (C) Respiration (D) Photosynthesis Answer: (B) […]

Q53. The possible genotypes of endosperms borne on a heterozygous (Rr) plant will be (A) RRR, RRr, Rrr, rrr (B) RRR, Rrr (C) RR, Rr, rr (D) Rr Endosperm in […]

Q52. In the arrangement of floral parts in a bud, identify the INCORRECT statement (A) Valvate: where the petals or sepals do not overlap but simply touch one another by […]