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Which of the following pairs is correctly matched regarding floral morphology?
In order to increase the yield of sugarcane crops, which of the following plant growth regulators should be sprayed?
Which of the following is an example of actinomorphic flower?
What type of placentation is seen in sweet pea?
Pentamerous, actinomorphic flowers, bicarpillary ovary with oblique septa, and fruit a capsule or berry, are characteristic features of:
Which of the following animals does not undergo metamorphosis?
I: Male condoms are disposable, female condoms are not. II: Male and female condoms, both, are disposable. III: Condoms are not disposable in general. IV: Condoms cannot be self-inserted. What is true from the above statements?
Surgical methods of contraception prevent:
Match List-I with List-II: List-I (A) Vexillary aestivation (B) Epipetalous stamens (C) Epiphyllous stamens (D) Perigynous flower List-II (I) Brinjal (II) Peach (III) Pea (IV) Lily
Which of the following examples show monocarpellary, unilocular ovary with many ovules?
Match List-I with List-II: List-I A. Rose B. Pea C. Cotton D. Mango List-II I. Twisted aestivation II. Perigynous flower III. Drupe IV. Marginal placentation
Which stages of cell division do the following figures A and B represent respectively?
Which of the following is an abortion pill?
Match List I with List II regarding the phases of the cell cycle: List I A. M Phase B. G2 Phase C. Quiescent stage (G0) D. G1 Phase List II I. Proteins are synthesized II. Inactive phase III. Interval between mitosis and initiation of DNA replication IV. Equational division
Select the correct sequence of substages of Prophase - I of Meiotic division: (A) Zygotene (B) Pachytene (C) Diakinesis (D) Leptotene (E) Diplotene
Match List-I with List-II. List-I A. Cilia B. Endoplasmic Reticulum C. Mitochondria D. Kinetochore List-II I. Spindle fibres II. Cristae III. Axoneme IV. Ribosomes
A plant in your garden avoids photorespiratory losses, has improved water use efficiency, shows high rates of photosynthesis at high temperatures and has improved efficiency of nitrogen utilization. In which of the following physiological groups would you assign this plant?
The biosynthesis of ribosomal RNA occurs in:
What is true about "Saheli"? I: Developed at the CDRI, Lucknow II: Contains a steroidal preparation III: "Once-a-week" pill IV: Many side-effects V: High contraceptive value VI: Very few side-effects
Genetic Drift occurs due to :