Q. Why are traits acquired during the lifetime of an individual not inherited?

Q. Give the number of electrons in the species  H2+, H2 and O2+ .

Q. What are the Earth’s principal biological systems? Why have they been depleted and how can they be preserved?

Q. How does the woodpecker get her food?

Q. What is the difference between a quantum and a photon ?

Q. Couplet in taxonomic key means .

Q. Write formulae of the following minerals:Fluorspar

Q. Did Wanda have a hundred dresses? Why do you think she said she did?

Q. What are Maddie’s thoughts as they go to Boggins Heights?

Q. Why is an atom neutral?