Which among the following pairs are diastereomers?
Which among the following statements are true for unisexual flowers ? (i) They possess both stamen and pistil (ii) They possess either stamen or pistil (iii) They exhibit cross-pollination (iv) Unisexual flowers possessing only stamens cannot produce fruits
(a) (i) and (iv) (b) (ii) (iii) and (iv) (c) (ii) and (iii) (d) (i), (iii) and (iv)
Match the following:
(i)Can have variable composition of constituent elements(A)Compound(ii) – – – is new substance formed due to reaction of two constituent elements(B)Mixture(iii)Constituent elements can be separated easily(C)Element(iv)Can be separated only by chemical or electrochemical reactions(v)Composition is always fixed(vi)Shows properties of constituent elements The correct pairs are:-