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Biology · PYQ NEET UG 2024
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Biology · PYQ NEET UG 2024
Identify the type of flowers based on the position of calyx, corolla and androecium with respect to the ovary from the given figures (a) and (b)
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Which of the following is an example of actinomorphic flower?
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The capacity to generate a whole plant from any cell of the plant is called:
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List of endangered species was released by-
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दिए गए चित्र में, किस घटक की बाहरी दीवारें पतली और आंतरिक दीवारें अत्यधिक मोटी होती हैं?
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Formation of interfascicular cambium from fully developed parenchyma cells is an example for
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Identify the step in tricarboxylic acid cycle, which does not involve oxidation of substrate.
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Choose the correct answer from the options given below: Column IColumn II ADiakinesisISynaptonemal complex formation BPachyteneIICompletion of terminalisation of chiasmata CZygoteneIIIChromosomes look like thin threads DLeptoteneIVAppearance of recombination nodules
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In an ecosystem if the Net Primary Productivity (NPP) of first trophic level is \( 100x \text{ (kcal m}^{-2}\text{) yr}^{-1} \), what would be the GPP (Gross Primary Productivity) of the third trophic level of the same ecosystem?
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Choose the correct answer from the options given below: Column IColumn II AMonoadelphousICitrus BDiadelphousIIPea CPolyadelphousIIILily DEpiphyllousIVChina-rose
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Read the following statements and choose the set of correct statements: In the members of Phaeophyceae, A. Asexual reproduction occurs usually by biflagellate zoospores. B. Sexual reproduction is by oogamous method only. C. Stored food is in the form of carbohydrates which is either mannitol or laminarin. D. The major pigments found are chlorophyll a, c and carotenoids and xanthophyll. E. Vegetative cells have a cellulosic wall, usually covered on the outside by gelatinous coating of algin. Choose the correct answer from the options given below:
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Given below are two statements: Statement I : Chromosomes become gradually visible under light microscope during leptotene stage. Statement II : The beginning of diplotene stage is recognized by dissolution of synaptonemal complex. In the light of the above statements, choose the correct answer from the options given below:
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Tropical regions show greatest level of species richness because A. Tropical latitudes have remained relatively undisturbed for millions of years, hence more time was available for species diversification. B. Tropical environments are more seasonal. C. More solar energy is available in tropics. D. Constant environments promote niche specialization. E. Tropical environments are constant and predictable. Choose the correct answer from the options given below:
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Spindle fibers attach to kinetochores of chromosomes during
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The equation of Verhulst-Pearl logistic growth is \( \frac{dN}{dt} = rN [ \frac{K-N}{K} ] \).\nFrom this equation, \( K \) indicates:
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दिए गए चित्र से बीज के उस भाग को पहचानिए जो बीज के अंकुरित होने पर जड़ बनाने के लिए नियत है।
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In a plant, black seed color (BB/Bb) is dominant over white seed color (bb). In order to find out the genotype of the black seed plant, with which of the following genotype will you cross it?
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The cofactor of the enzyme carboxypeptidase is:
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Which of the following factors are favourable for the formation of oxyhaemoglobin in alveoli?
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Match List I with List II **List I** A. Clostridium butylicum B. Saccharomyces cerevisiae C. Trichoderma polysporum D. Streptococcus sp. **List II** I. Ethanol II. Streptokinase III. Butyric acid IV. Cyclosporin-A Choose the correct answer from the options given below:
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Choose the correct answer from the options given below: Column IColumn II ARoseITwisted aestivation BPeaIIPerigynous flower CCottonIIIDrupe DMangoIVMarginal placentation
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Which one of the following is not a criterion for classification of fungi?
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