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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:
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?
The circuit is equivalent to:
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
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
Which of the following is an incorrect statement?
Which of the following is a cationic detergent?
A ray is incident at an angle of incidence i on one surface of a small angle prism (with angle of prism A) and emerges normally from the opposite surface. If the refractive index of the material of the prism is $\mu$, then the angle of incidence is nearly equal to :
Given below are two statements: I: In bacteria, the mesosomes are formed by the extensions of the plasma membrane. II: The mesosomes, in bacteria, help in DNA replication and cell wall formation. In light of the above statements, choose the most appropriate answer from the options given below: