Last seen: Jul 17, 2023
Total numbers of families = 1500 (i) Numbers of families having 2 girls = 475 Probability = Numbers of families having 2 girls/Total numbers of fa...
According to the question, Total number of balls = 30 Numbers of boundary = 6 Number of time batswoman didn’t hit boundary = 30 – 6 = 24 Proba...
(i) Since the given data is very large, we construct a grouped frequency distribution table of class size 2. class interval will be 84-86, 86-88, 88...
Since the given data is very large, we construct a grouped frequency distribution table of class size 5, class interval will be 0-5, 5-10, 10-15, 15-2...
Correct answer: (2) Eubacteria and archaea
Correct answer: (3) elaters
Correct answer: (3) Cedrus
Correct answer: (4) Salvinia
(4) presence of vessel elements and absence of archegonia
Correct answer: (2) Pinus
(1) formation of endosperm before fertilization
(1) self-fertilization is prevented
(3) types of pigments present in the cell.
(1) Riccia, Dryopteris and Cycas
(1) the microsporangium in which pollen grains develop
Correct answer: (2) Walking fern
Correct answer: (2) Cycas
Correct answer: (2) A-L; B-J; C-M; D-N; E-K;
(3) is partially parasitic on the gametophyte
(2) it is hygroscopic