The formula of chlorophylla is
The formula of chlorophyll-a is Options (a) C₅₆H₇₀O₆N₄ Mg (b) C₅₅H₇₂O₆N₄ Mg (c) C₅₅H₇₂O₅N₄ Mg (d) C₅₂H₇₀O₅N₄ Mg Correct Answer:…
5 years ago
AFMC1994
Growth in numbers is maximum in the zone of
Growth in numbers is maximum in the zone of Options (a) cell maturation (b) cell division (c) cell elongation (d)…
5 years ago
Hydrogen cannot be obtained by
Hydrogen cannot be obtained by Options (a) Mg + H₂SO₄ (b) Mg + H₂O (c) Zn + dil. H₂SO₄ (d)…
7 years ago
Pure nascent hydrogen is based obtained by
Pure nascent hydrogen is based obtained by Options (a) Na and C₂H₅OH (b) Al and NaOH (c) Zn and dil.H₂SO₄…
7 years ago
Pollination is best defined as
Pollination is best defined as Options (a) growth of pollen tube in ovule (b) Trasnfer of pollen from another to…
7 years ago
The development of a sporophyte from gametophytic tissue is called
The development of a sporophyte from gametophytic tissue is called Options (a) amphimixis (b) apogamy (c) parthenogenesis (d) apospory Correct…
7 years ago
Upon fertilization while ovule develops into seed, which structure develops
Upon fertilization while ovule develops into seed, which structure develops from a nucleus? Options (a) pericarp (b) testa (c) perisperm…
7 years ago
CO₂ is obtained by heating
CO₂ is obtained by heating Options (a) NaHCO₃ (b) Na₂CO₃ (c) MgCO₃ (d) K₂CO₃ Correct Answer: NaHCO₃Explanation:No explanation available. Be…
7 years ago
Melting point is the higher for
Melting point is the higher for Options (a) Ga (b) B (c) In (d) Al Correct Answer: BExplanation:In the boron…
7 years ago
Isoprene is used for the preparation of
Isoprene is used for the preparation of Options (a) teflon (b) rubber (c) nylon 66 (d) nylon Correct Answer: rubberExplanation:No…
7 years ago