Biology

Q11

The number of chromosomes present in a man, including the two (X & Y), which determine the sex of an organism are:

Q12

The amount of energy required by the children of age between one to three years is___________?

Q17

Which of the following organisms releases molecular oxygen into water?

Q18

___________ are needed as a source of energy for the vital activities of the body?

Q19

In a photocell light energy is converted into?

Q20

Different species of plants and animals living in the same habitat is called?

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