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Q:1
Cacti and euphorbia are desert plants which store water in their?
Stem
Buds
Root
Leaves
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Question 2 of 5
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Q:2
Human testes are capable to produce about -----million sperms per day?
30
32
34
Variable
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Question 3 of 5
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Q:3
Chiasmata are formed at many places between _______ of homologous chromosomes?
Non sister chromatids
Sister chromatids
Both sister and non sister chromatids
None of the above
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Question 4 of 5
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Q:4
The second heart sound is?
dupp
lubb
jubb
rubb
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Question 5 of 5
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Q:5
Phytochromes are mostly involved in ---------?
seed germination.
stem growth
flowering
all of the above
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