Recent questions in 2021

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Which of the following statements is correct? (1) Some of the organisms can fix atmospheric

asked Nov 8, 2021 in 2021 by Doubtly (98.9k points)

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Which of the following is a correct sequence of steps in a PCR (Polymerase Chain Reaction)

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Which of the following is not an application of PCR (Polymerase Chain Reaction)? (1) Detection of gene mutation (2) Molecular diagnosis

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Amensalism can be represented as: (1) Species A (+); Species B (0)

asked Nov 8, 2021 in 2021 by Doubtly (98.9k points)

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Which of the following are not secondary metabolites in plants? (1) Rubber, gums (2) Morphine, codeine (3) Amino acids, glucose (4) Vinblastin, curcumin

asked Nov 8, 2021 in 2021 by Doubtly (98.9k points)

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The plant hormone used to destroy weeds in a field (1) IBA (2) IAA (3) NAA (4) 2,4-D

asked Nov 8, 2021 in 2021 by Doubtly (98.9k points)

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When the centromere is situated in the middle of two equal arms of chromosomes, the chromosome is referred as

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In the equation GPP – R =NPP R represents: (1) Respiration losses (2) Radiant energy (3) Retardation factor (4)Environment factor

asked Nov 8, 2021 in 2021 by Doubtly (98.9k points)

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Complete the flow chart on central dogma. (1) (a)-Transduction; (b)-Translation; (c)-Replication; (d)-Protein (2) (a)-Replication; (b)-Transcription;

asked Nov 8, 2021 in 2021 by Doubtly (98.9k points)

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Match List -I with List - II. (a) Protoplast fusion (i) Totipotency

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Match List -I with List - II. (a) Cristae (i) Primary constriction in chromosome

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When gene targetting involving gene amplification is attempted in an individual’s tissue to treat disease, it is known as : (1) Safety testing (2) Biopiracy

asked Nov 8, 2021 in 2021 by Doubtly (98.9k points)

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Which of the following algae contains mannitol as reserve food material? (1) Ulothrix (2) Ectocarpus (3) Gracilaria (4) Volvox

asked Nov 8, 2021 in 2021 by Doubtly (98.9k points)

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Which of the following statements in not correct? (1) Pyramid of numbers in a grassland ecosystem is upright.

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The first stable product of CO2 fixation in sorghum is: (1) Phosphoglyceric acid (2) Pyruvic acid (3) Oxaloacetic acid (4) Succinic acid

asked Nov 8, 2021 in 2021 by Doubtly (98.9k points)

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Which of the following stages of meiosis involves division of centromere? (1) Telophase II (2) Metaphase I (3) Metaphase II (4) Anaphase II

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Match List -I with List - II. (a) Lenticels (i) Phellogen

asked Nov 8, 2021 in 2021 by Doubtly (98.9k points)

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The amount of nutrients, such as carbon, nitrogen, phosphrous and calcium present in the soil at any given time, is referred as:

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The site of perception of light in plants during photoperiodism is: (1) Leaf (2) Shoot apex (3) Stem (4) Axillary bud

asked Nov 8, 2021 in 2021 by Doubtly (98.9k points)

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Which of the following plants is monoecious? (1) Cycas circinalis (2) Carica papaya (3) Chara (4) Marchantia polymorpha

asked Nov 8, 2021 in 2021 by Doubtly (98.9k points)

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