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Q.54 Migratory species pose special preservation challenges, because 1. they are endemic, they are especially susceptible to habitat destruction. 2. their conservation may require international cooperation, when they require habitats […]

Q.53 The transition zone in biosphere reserve – 1. covers the buffer zone and lies, in between the buffer zone and the core zone. 2. covers the core zone and […]

Q.52 Which of the following is a feature of a stable community? 1. Susceptible to invasions by alien species 2. Susceptible to occasional disturbances 3. Resistant to occasional disturbances 4. […]

Q.51 Which organism’s species have greater diversity in the Western Ghats than the Eastern Ghats? 1. Mammals 2. Amphibians 3. Reptiles 4. Pisces Western Ghats vs Eastern Ghats: Greatest Species […]

Q.50 Which of the following statements made with regards to plasmid incompatibility are true ? (A). Plasmids having the same origin of replication, belong to the same incompatibility group. (B). […]

Q.49 Which of the following statements about cortisol are correct? (A). It decreases the circulating lymphocytes. (B). It increases the circulating eosinophils. (C). It decreases the production of prostaglandins (D). […]

Q.48 Estrous and menstrual cycle are two types of cycles, that occur in female mammals. Both cycles begin after sexual maturity in females. Reproductive hormones induce these cycles in females. […]

Q.47 Sequentially arrange the following steps involved in blood clot formation – (A). Conversion of fibrinogen to fibrin (B). Conversion of prothrombin to thrombin (C). Adhesion and aggregation of platelets […]

Q.46 Match List-I with List-II List-I (Structure) List-II (Function) (A) Ascending loop of Henle (I) Reabsorption of glucose (B) Descending loop of Henle (II) Sodium is actively thrown out (C) […]

Q.45 Match List-I with List-II List-I (Technique) List-II (Connecting / Purpose) (A) DNA footprinting (I) Protein–protein interaction (B) Yeast two hybrid system (II) VNTR (C) DNA fingerprinting (III) DNA binding […]