1. Which one is a part of cellular chemical defense?
A. HairB. CiliaC. InterferonD. Cerumen
2. Medicine for respiratory distress comes from -
A. EphedraB. WolffiaC. SequoiaD. Eucalyptus
3. Which of the following is an example of a non-polar molecule?
A. Sulfur dioxideB. AmmoniaC. WaterD. Inert gas
4. Response of an animal towards touch is called which taxis?
A. HydrotaxisB. AnemotaxisC. ThigmotaxisD. Reotaxis
5. What is the name of the trade agreement Bangladesh signed with the US?
A. NAFTAB. SAPTAC. GATTD. TICFA
6. Response of an animal to flowing water is called which taxis?
A. HydrotaxisB. AnemotaxisC. ThigmotaxisD. Reotaxis