Low food supply or a lack of space can lower birth rates, increase death rates, or lead to emigration. Tasha is studying birth rates in various countries. She looks at two countries. In South Africa, the food supply is currently higher than in Australia. Because of this, the birth rate in South Africa, compared to Australia, will be lower or higher?
higher

The more cylinders a car engine has, the more powerful its engine can be. Chris is going car shopping. He has two choices, a car with 6 cylinders or a car with 4 cylinders. If Chris wants to get the car with the less powerful engine, then he should go with the car with 6 cylinders or 4 cylinders?
4 cylinders

Q: The pupil automatically gets bigger or smaller to let more or less light in as needed. John was observing the patient. He saw that as more light was let in, the pupil would get bigger or smaller.?
A: bigger

Question: In electromagnetic waves with higher frequencies, photons have more energy. If Jim increases the frequency of the radio waves on his shortwave radio, will the radio use less energy? or more or?
Answer: more or

*Question*
The folds present in the membrane increase the surface area allowing more ribosomes to be present on the ER, thereby allowing greater protein production. If there is less surface area on an item then it will have more ribosomes or less ribosomes?
**Answer**
less ribosomes

(Question)
More advanced farming practices allowed a single farmer to grow food for many more people. As fewer computers have made work harder for people we have had to do more work or less work.?
(Answer)
more work