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5 questions · 2009 · answers as per the UPSC key

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All years of Biology · Full UPSC 2009 paper
UPSC 2009 · Q67 · Science & Technology › Biology · Save

Consider the following statements:

  1. Sweet orange plant is propagated by grafting technique.
  2. Jasmine plant is propagated by layering technique.

Which of the statements given above is/are correct?

(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
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Answer: (c) Both 1 and 2
UPSC 2009 · Q73 · Science & Technology › Biology · Save

Consider the following :

  1. Camphor
  2. Chicory
  3. Vanilla

Which of the above is/are plant product(s) ?

(a) 1 and 2 only
(b) 3 only
(c) 1 and 3 only
(d) 1, 2 and 3
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Answer: (d) 1, 2 and 3
UPSC 2009 · Q74 · Science & Technology › Biology · Save

In the context of Indian wild life, the flying fox is a

(a) Bat
(b) Kite
(c) Stork
(d) Vulture
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Answer: (a) Bat
UPSC 2009 · Q139 · Science & Technology › Biology · Save

In making the saffron spice, which one of the following parts of the plant is used ?

(a) Leaf
(b) Petal
(c) Sepal
(d) Stigma
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Answer: (d) Stigma
UPSC 2009 · Q149 · Science & Technology › Biology · Save

With reference to the evolution of living organisms, which one of the following sequences is correct?

(a) Octopus – Dolphin – Shark
(b) Pangolin – Tortoise – Hawk
(c) Salamander – Python – Kangaroo
(d) Frog – Crab – Prawn
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Answer: (c) Salamander – Python – Kangaroo