Recent questions tagged botany

Natality refers to

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What type of ecological pyramid would be obtained with the following data ? Secondary consumer : 120 g Primary consumer : 60 g Primary producer : 10 g

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Which one of the following statements is not valid for aerosols ?

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DNA replication in bacteria occurs-

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Which of the following cell organelles is responsible for extracting energy from carbohydrates to form ATP?

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Which ecosystem has the maximum biomass ?

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Flowers which have single ovule in the ovary and are packed into inflorescence are usually pollinated by :

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The morphological nature of edible part of coconut is :

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Alexander Von Humbolt described for the first time :

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Functional megaspore in an angiosperm develops into :

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Spliceosomes are not found in cells of :

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Among the following characters, which one was not considered by Mendel in his experiments on pea ?

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Mycorrhizae are the example of :

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Homozygous purelines in cattle can be obtained by :

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Thalassemia and sickle cell anemia are caused due to a problem in globin molecule synthesis. Select the correct statement

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What is the criterion for DNA fragments movement on agarose gel during gel electrophoresis ?

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Which one from those given below is the period for Mendel’s hybridization experiments ?

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Attractants and rewards are required for :

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Double fertilization is exhibited by :

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Which of the following in sewage treatment removes suspended solids ?

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Which one of the following is related to Ex-situ conservation of threatened animals and plants ?

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The genotypes of a Husband and Wife are $I^A I^B$ and $I^A i$. Among the blood types of their children, how many different genotypes and phenotypes are possible?

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The water potential of pure water is :

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Which of the following is correctly matched for the product produced by them ?

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Phosphoenol pyruvate (PEP) is the primary $CO_2$ acceptor in :

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Which among the following are the smallest living cells, known without a definite cell wall, pathogenic to plants as well as animals and can survive without oxygen ?

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Identify the wrong statement in context of heartwood :

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The region of Biosphere Reserve which is legally protected and where no human activity is allowed is known as :

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Select the mismatch :

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Presence of plants arranged into well defined vertical layers depending on their height can be seen best in :

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Select the mismatch :

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Which statements is wrong for Krebs' cycle?

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Life cycle of Ectocarpus and Fucus respectively are :

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Anaphase Promoting Complex (APC) is protein degradation machinery necessary for proper mitosis of animal cells. If APC is defective in a human cell, which of the following is expected to occur ?

asked Aug 21, 2018 by pady_1

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Which of the following facilitates opening of stomatal aperture ?

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If there are 999 bases in an RNA that codes for a protein with 333 amino acids, and the base at position 901 is deleted such that the length of the RNA becomes 998 bases, how many codons will be altered ?

asked Aug 21, 2018 by pady_1

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During DNA replication, Okazaki fragments are used to elongate

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Which of the following RNAs should be most abundant in animal cell ?

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Viroids differ from viruses in having

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In Bougainvillea thorns are the modifications of :

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Which of the following are found is extreme saline conditions ?

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Zygotic meiosis is characteristic of :

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Root hairs develop from the region of :

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Which of the following is made up of dead cells ?

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Coconut fruit is

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Plants which produce characteristic pneumatophores and show vivipary belong to :

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A dioecious flowering plant prevents both :

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An example of colonial alga is :

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Which of the following components provides sticky character to the bacterial cells ?

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Which of the following are not polymeric ?

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