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25. A fleshy fruit with leathery exocarp is called
a) Drupe b) Hesperidium
c) Pome d) Berry
Ans.
Hesperidium.
26. Halophytes are _______________.
Ans. Salttolerant plants.
27. Moisturizing gel is obtained
from _____________________.
Ans. Aloe vera
28. Which of the following is a model
metal hyperaccumulator plant ?
a) Nicotiana tabacum
b) Arabidopsis
c) Thlaspi goesinigense
d) Daucos
carota.
Ans.
Arabidopsis.
29. Natural genetic engineer is
a) Agrobacterium tumefasciens
b) E. coli
c) Bacillus subtilis
d) Pseudomonas.
Ans.
Agrobacterium tumefasciens.
30. Pacific yew tree is ________.
Ans. Taxus
brevifolia.
31. Who among the following is known as
'Father of Botany' ?
a) Theophrastus b) Aristotle
c) Lamarck d)
Leeuwenhoek.
Ans.
Theophrastus.
32. Periderm is formed by______________.
Ans.
Phellogen.
33. The species listed in the Red Data book
are _______________.
Ans.
Endangered.
34. Rhizophora sp. is characteristic
vegetation of___________.
Ans.
Mangroove belt
35. Clamp connection is found in
Ans.
Basidiomycetes.
36. The scientific name of green gram
is _______________.
Ans.
Phaseolus aureus,
37. Desert grasses often roll their leaves due
to presence of __________.
Ans. Bulliform cells.
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38. The stack of vesicles found inside the
plastid is called ______________.
Ans.
Granum,
39. The organelle that carries out cell
respiration is _______________.
Ans.
Mitochondria.
40. Sucrose, a common table sugar is
composed of _______________.
Ans.
Glucose & Fructose.
41. Which is not true for anaphase ?
a) Centromere splits and chromatids
separate
b) Chromosomes move to opposite poles
c) Spindle poles move farther apart
d) Golgi body and ER reformed.
Ans. Golgi body and ER reformed.
42. In which phase proteins for spindle fibre
formation are synthesis?
a) G1 phase b)
G2 phase
c) S-phase d) Anaphase.
Ans. G2 Phase.
43. In dicot stem the vascular bundles are
a) Numerous scattered
b) Arranged in a ring
c) With out cambium
d) Surrounded by bundle sheath.
Ans. Arranged in a ring.
44. Which type of fruit is present in rice?
a) Caryopsis b) Cypsela
c) Capsule d)
Cremocarp.
Ans. Caryopsis
45. The condition where filaments and
anthers are fused throughout entire length is
Ans.
Synandrous.
46. The inflorescence of family Compositae
is ______________,
Ans. Capitulum
47. Modified stem present in Gladiolus is
Ans. Corm.
48. Prokaryotic ribosomes has
sedimentation coefficient.
Ans. 70s.
49. Binomial nomenclature of plants was given
by _____________.
Ans.
Carolus Linnaeus.
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