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 MNS- NDA- Sample Questions Biology, Physics, Chemistry, English, GK , : Compiled by www.ssbcoaching.com - 2017
 1. The folds of plasma membrane in bacterial cells are known as
          a) Sphaerosomes
          b) Acrosomes
          c) Mesosomes
          d) Episomes
 2. Synandrous, monothecous extrorse stamens occur in
          a) Cucurbitaceae
          b) Compositae
          c) Papilionatae
          d) Malvaceae
 3. Characteristic of Xeric environment is
          a) Precipitation
          b) High rate of vapourisation
          c) Low atmospheric humidity
          d) Extremes of Temperature
 4. Identify the correct statements for "plantibodies".
(P) Plantibodies are antibodies generated by bacteria.
(Q) Plantibodies are pre made anti bodies that are produced in transgenic plants.
(R) Plantibodies can not uncoat the calcium ion binding sites on the coat protein fo the virus.
(S) Plantibodies are toxins produced by plants.
          a) P, R
          b) R, S
          c) Q, R
          d) Q, S
 5. Given below are assertion and reason. Point out if
Assertion : Thick cuticle is present in disease resistant plants.
Reason : Disease causing agents cannot grow on cuticle and they cannot invade the cuticle.
          a) Both are true but reason is not correct explanation
          b) Both are true and reason is correct explanation
          c) Both are wrong.
          d) Assertion is true but reason is wrong
 6. Glyoxylate cycle is used for generating
          a) 4-carbon intermediates during growth on hexose
          b) 4-carbon intermediates when cells grow on acetate
          c) Precursors for synthesis of aromatic amino acids
          d) Cyclic adenosine monophosphate
 7. dentify the correct statements
(P) Heterosis is a proven way of increasing productivity of many crop plants
(Q) Weed caused considerable yield loss and reduce farmer's income
(R) PR (Pathogenesis related) proteins protect plants against bacteria
(S) Marker assisted selection can improve crops in field
          a) P,S
          b) Q, R
          c) P. Q
          d) R. S
 8. A bryophyte which harbours a nitrogen fixing blue green alga in its thallus is
          a) Marchantia
          b) Anthoceros
          c) Pogonatum
          d) Riccia
 9. Number of teeth which grow twice are
          a) 14
          b) 8
          c) 12
          d) 20
 10. The 'Egg plant' is
          a) Cucurbita moschata
          b) Litchi chinensis
          c) Artocarpus spp
          d) Solanum melanogena

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