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Free download PDF of Botany questions and answers in multiple choice type(mcqs) for SSC CGL, Data Entry Operator, Postal Assistant, UPSC, Railway Exams. These previous years general awareness quiz objective questions answers for competitive exam are very important for prelims and mains exams.
(21)
Flower less plants are termed as:
[A]
Cryptogams
[B]
Thallophytes
[C]
Bryophytes
[D]
Phanerogams
Comment
(22)
Bio-diesel is mostly produced by:
[A]
Liliaceae
[B]
Malvaceae
[C]
Myrtaceae
[D]
Euphorbiaceae
Comment
(23)
The most abundant enzyme in the living world is
[A]
DNAse
[B]
Rubisco
[C]
Zymase
[D]
Invertase
Comment
(24)
What is the impact of advancing glaciers on the rings of trees?
[A]
They become concentric
[B]
Their shape is distorted
[C]
They become widely spaced
[D]
They are immune to this change
Comment
(25)
Insectivorous plants grow in soil deficient in
[A]
Water
[B]
Magnesium
[C]
Nitrogen
[D]
Calcium
Comment
(26)
The red, orange and yellow colours of leaf is due to:
[A]
Aldehydes
[B]
Tannis
[C]
Lignins
[D]
Carotenoid
Comment
(27)
Bio-magnification implies
[A]
Food is magnified
[B]
Light is magnified
[C]
Toxic matters are magnified
[D]
Living beings are magnified
Comment
(28)
Which of the following is an insectivorous plant?
[A]
Drosera
[B]
Orobanche
[C]
Rafflesia
[D]
Balanophora
Comment
(29)
Protein part of enzyme is known as
[A]
Holoenyme
[B]
Apoenzyme
[C]
Isoenzyme
[D]
All the above
Comment
(30)
Entomology is the study of
[A]
Fungi
[B]
Fossils
[C]
Insects
[D]
Birds
Comment
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