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Biology · PYQ NEET UG 2020
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Biology · PYQ NEET UG 2020
Match the following:\n(a) Inhibitor of catalytic activity (i) Ricin\n(b) Possess peptide bonds (ii) Malonate\n(c) Cell wall material in fungi (iii) Chitin\n(d) Secondary metabolite (iv) Collagen\nChoose the correct option from the following:
Read answer →Biology · PYQ NEET UG 2020
The roots that originate from the base of the stem are:
Read answer →Biology · PYQ NEET UG 2020
From his experiments, S.L. Miller produced amino acids by mixing the following in a closed flask:
Read answer →Biology · PYQ NEET UG 2020
Name the enzyme that facilitates opening of DNA helix during transcription.
Read answer →Biology · PYQ NEET UG 2020
Which of the following is NOT inhibitory substance governing seed dormancy?
Read answer →Biology · PYQ NEET UG 2020
In water hyacinth and water lily, pollination takes place by:
Read answer →Biology · PYQ NEET UG 2020
Which one of the following is the most abundant protein in the animals?
Read answer →Biology · PYQ NEET UG 2020
In light reaction, plastoquinone facilitates the transfer of electrons from:
Read answer →Biology · PYQ NEET UG 2020
Match the following columns and select the correct option.\nColumn - I\n(a) Gregarious, polyphagous pest\n(b) Adult with radial symmetry and larva with bilateral symmetry\n(c) Book lungs\n(d) Bioluminescence\nColumn - II\n(i) Asterias\n(ii) Scorpion\n(iii) Ctenoplana\n(iv) Locusta
Read answer →Biology · PYQ NEET UG 2020
The infectious stage of Plasmodium that enters the human body is:
Read answer →Biology · PYQ NEET UG 2020
Meiotic division of the secondary oocyte is completed:
Read answer →Biology · PYQ NEET UG 2020
Which of the following would help in prevention of diuresis?
Read answer →Biology · PYQ NEET UG 2020
Which of the following is CORRECT about viroids?
Read answer →Biology · PYQ NEET UG 2020
Which of the following statements are TRUE for the phylum-Chordata?
Read answer →Biology · PYQ NEET UG 2020
Identify the WRONG statement with reference to transport of oxygen.
Read answer →Biology · PYQ NEET UG 2020
Which of the following hormone levels will cause release of ovum (ovulation) from the Graafian follicle?
Read answer →Biology · PYQ NEET UG 2020
Experimental verification of the chromosomal theory of inheritance was done by:
Read answer →Biology · PYQ NEET UG 2020
The oxygenation activity of RuBisCo enzyme in photorespiration leads to the formation of:
Read answer →Biology · PYQ NEET UG 2020
Match the trophic levels with their correct species examples in grassland ecosystem.\n(a) Fourth trophic level \t (i) Crow\n(b) Second tropic level \t (ii) Vulture\n(c) First trophic level \t (iii) Rabbit\n(d) Third trophic level \t (iv) Grass\nSelect the correct option:
Read answer →Biology · PYQ NEET UG 2020
The product(s) of reaction catalysed by nitrogenase in root nodules of leguminous plants is/are:
Read answer →Biology · PYQ NEET UG 2020
Strobili or cones are found in:
Read answer →Biology · PYQ NEET UG 2020
Select the correct events that occur during inspiration.\n(a) Contraction of diaphragm\n(b) Contraction of external inter-costal muscles\n(c) Pulmonary volumes decreases\n(d) Intra pulmonary pressure increases
Read answer →Biology · PYQ NEET UG 2020
