You have to compile a List of Sources with relevant bibliographic references for a topic in your field of study Which source(s) will be MOST useful to find the information? A. Unisa Library Catalogue B. Dictionaries and encyclopaedias C. Text books and journals D. Conference proceedings​

Which statements are true for invasive species? 1. they always stabilize an ecosystem. 2. they’re always successful in adjusting to a new habitat. 3. they often compete with the native species for resources. 4. they have the ability to displace the native species. 5. they’re always pests.