| 9th November 2016 05:41 PM | |
| shikha | Re: TIFR Entrance Exam Answer Key Tata Institute of Fundamental Research has conducted the Joint Graduate Entrance Exam at various examination centres across India. TIFR GS exam Biology Answer Key 2016 Section A: General 1. A researcher observes a moth that is highly attracted to a particular species of flower. The researcher wants to determine if smell is an important factor in this attraction. He or she could do the following and then observe the moth’s response: a. Contain the flower on the plant in a clear plastic bag b. Contain the flower on the plant in a net which moths cannot pass through c. Remove the flower from the plant d. Remove the petals of the flower 2. Fish spend a lot of energy removing oxygen from water. Which one of the following is the most plausible reason? a. The CO2content of their tissues is much higher than that of terrestrial animals b. Fish haemoglobin is much less efficient than mammalian haemoglobin c. Water has low oxygen content, a large amount must be pumped through gills d. Fish have a reduced body temperature which slows down reaction rates 3. Cholesterol levels are measured for a random sample of 1,000 persons. The survey is repeated for the same population, but with the sample size tripled to 3,000. Which one of the following is true? a. The two sample standard deviations will be approximately equal b. The new sample standard deviation will be smaller than the first c. The new sample standard deviation will be larger than the first d. This cannot be answered without knowing the sample means Answers- Q1 a Q2 c Q3 a For complete answer key here is the attached link univ.tifr.res.in/gs2017/Files/GS2016_QP_BIO.pdf |
| 9th November 2016 04:59 PM | |
| Unregistered | TIFR Entrance Exam Answer Key I want the answer key of Biology of Tata Institute of Fundamental Research TIFR GS exam 2016 so can you provide me? |
