Q1.The substances that are composed of two or more different elements in fixed proportion by mass are called—
(a) compound
(b) mixture
(c) element
(d) none of the above
Q2.Which one is not metal?
(a) sugar
(b) Sulphur
(c) nitrogen
(d) all of these
Q3.Antimony is—
(a) metal
(b) metalloid
(c) non metal
(d) none of the above
Q4.Which of the following is a mixture?
(a) distilled water
(b) liquefied petroleum gas
(c) gasoline
(d) both (b) & (c)
Q5.The mass of one atom of hydrogen is approximately—
(a) 1 g
(b) 1.5 g
(c) 1.6 × 10-24 g
(d) 3.3 × 10-24 g
Q6. Which part is edible of Lichi —
(a) Aril
(b) Entire fruit
(c) fleshy thalamus
(d) Mesocarp
Q7. The branch that deals with the plants studies in the geological past is called—
(a) Pteridology
(b) Palaeobotany
(c) Neurology
(d) Archaeology
Q8. Birbal Sahni Institute of Palaeobotany is situated at—
(a) Allahabad
(b) Delhi
(c) Mumbai
(d) Lucknow
Q9. In Birds, largest egg is found in—
(a) Ostrich
(b) Hawk
(c) Pinus
(d) Pigeon
Q10. Which one of the following is an example of symbiosis ?
(a) Utricularia
(b) Agaricus
(c) Lichen
(d) Mango
Solutions:
S1.Ans.(a)
S2.Ans.(d)
S3.Ans.(b)
S4.Ans.(d)
S5.Ans.(c)
S6.Ans.(a)
S7.Ans.(b)
S8.Ans.(d)
S9.Ans.(a)
S10.Ans.(c)
