In which one of the following, the genus name, its two characters and its class/ phylum are correctly matched?
Options
(a) Ascaris-Annelida-Body segmented, Males and Females distinct (b) Salamandra-Amphibia-A tympanum represents ear, fertilization is external […]
Consider the following four statements whether they are correct or wrong? (A)The sporophyte in liverworts is more elaborate than that in mosses (B)Salvinia is heterosporous (C)The life cycle in all seed-bearing plants is diplontic (D)In […]
Selaginella and Salvinia are considered to represent a significant step toward evolution of seed habit because:
Options
(a) female gametophyte is free and gets dispersed like seeds (b) female gametophyte lacks archaegonia (c) […]
Which one of the following aspects is an exclusive characteristic of living things ?
Options
(a) Isolated metabolic reactions occur in vitro (b) Increase in mass from inside only (c) Perception of events […]
Given below is a sample of a portion of DNA strand. What is so special shown in it? 5′ – GAATTC – 3′ 3′ – CTTAAG – 5′
Options
(a) Replication completed (b) Deletion […]
Which one of the following statements is correct for secondary succession ?
Options
(a) It begins on a bare rock (b) It occurs on a deforested site (c) It follows primary succession (d) […]
When a neuron is in resting state I not conducting any impulse, the axonal membrane is:
Options
(a) comparatively more permeable to Na⁺ ions and nearly impermeable to K⁺ ions (b) equally permeable to […]
Which one of the following is a wrong matching of a microbe and its industrial product, while the remaining three are correct ?
Options
(a) Yeast – statins (b) Acetobacter aceti – acid […]
Read the following statement having two blanks: ‘A drug used for —– patients is obtained from a species of the organism —–‘ The one correct option for the two blanks is
Options
(a) […]
The figure given below depicts a diagrammatic sectional view of the female reproductive system of humans. Which one set of three parts out of I – IV have been correctly identified?
Options
(a) […]
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