Q1. While teaching “Flower of Brassica campestris”, which of the following would be the best suited method?
(a) Observation Method
(b) Lecture Method
(c) Field Trip Method
(d) Discussion Method
Q2. The vertical component of earth’s magnetic field is zero at
(a) Magnetic poles
(b) Geographic poles
(c) Everywhere
(d) Magnetic equator
Q3. Which one of the following are acoelomate animals?
(a) Echinoderms
(b) Annelids
(c) Arthropods
(d) Platyhelminthes
Q4. Which of the following is not a protein?
(a) Heparin
(b) Keratin
(c) Fibroin
(d) Albumin
Q5. In the absence of light, what will increase?
(a) Water uptake
(b) Elongation of internodes
(c) Uptake of mineral salts
(d) Extension of leaf lamina
Q6. Aqueous solution of SO₂ is
(a) Acidic
(b) Basic
(c) Neutral
(d) Amphoteric
Q7. A plant forms spores, have vascular system, but does not form flowers and seeds can be placed under
(a) Algae
(b) Bryophytes
(c) Pteridophytes
(d) Gymnosperm
Q8. The image produced a concave lens is always
(a) Real
(b) Virtual
(c) Inverted
(d) Enlarged
Q9. If somehow the distance between the sun and the Earth is doubled, the gravitation force between them will become
(a) Double
(b) Half
(c) Four times
(d) One-fourth
Q10. The enzyme responsible for reduction of molecular nitrogen to ammonia in leguminous plant is
(a) Nitrite reductase
(b) Nitrate reductase
(c) Nitrogenase
(d) All the above
S1. Ans.(a)
Sol.
S2. Ans.(d)
Sol.
S3. Ans.(d)
Sol.
S4. Ans.(a)
Sol.
S5. Ans.(b)
Sol.
S6. Ans.(a)
Sol.
S7. Ans.(c)
Sol.
S8. Ans.(b)
Sol.
S9. Ans.(d)
Sol.
S10. Ans.(d)
Sol.
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