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Q.7 The different methods to overcome self incompatibility are (A). mixed pollination (B). bud pollination (C). stub pollination (D). intra-ovarian pollination Choose the correct answer from the options given below: […]

Q.6 Inverted ovules are called as 1. Orthotropus 2. Anatropus 3. Amphitropus 4. Hemianatropus Inverted Ovules in Botany: Hemianatropous Type Explained Inverted ovules, classified by their orientation relative to the […]

Q.5 The decreasing order of concentration of green house gases (GHGs) in the atmosphere is : (A). CO2 (B). CH4 (C). CFCs (D). N2O Choose the correct answer from the […]

Q.4 Given below are two statements, one is labelled as Assertion (A) and other one labelled as Reason (R). Assertion (A) : The zone of transition between two communities is […]

Q.3 Match List I with List II List I (Processes) List II (Changes) A. Nudation B. Ecesis C. Reaction D. Stabilization I. Creation of barren area II. Establishment of species […]

Q.2 The important characteristic of k-selected population is (A). convex survivorship curve (B). low fecundity (C). exist close to their carrying capacity (D). intraspecific competition Choose the correct answer from […]

Q.1 The causal agent of Byssinosis is: 1. Pollen dust 2. Arsenic 3. Cotton dust 4. Iron dust Byssinosis: The Cotton Dust Lung Disease Explained Byssinosis, often called “brown lung […]