1. Which one is a theory of passive absorption?
A. Lundegardth theoryB. Lecithin carrier conceptC. Proton-anion co-transport theoryD. Donnan equilibrium theory
2. What type is the endosperm of gymnosperm plants?
A. HaploidB. DiploidC. TriploidD. Aneuploid
3. Which one is the conjugate base of? H3O+
A. OH−B. H2OC. O2− 2D. O2
4. I hope to meet you ____ in January.
A. sometimesB. sometimeC. some timeD. some times
5. If a second pendulum on the surface of the Earth is taken to a spacecraft orbiting the Earth, what would be its time period?
A. 1 secB. 2 secC. 4 secD. Infinity
6. Which one is used as indicator in the neutralization reaction between strong acid and weak base?
A. PhenolphthaleinB. Thymol blue (base)C. Methyl redD. Cresol red