IISER Biology Aptitude Sample Question Papers 2020 With Answers 2020 Free Download

IISER Biology Aptitude Sample Question Papers 2020

Indian Institutes of Science Education and Research IISER Biology 2020 Model Question Papers 2020 IISER Biology Sample Question papers IISER Biology Mock Test Question Paper for 2020 Exam, This IISER Biology Question are based on the syllabus but here some of the question may out of syllabus, just for your better exam IISER Biology Exam preparation.

Indian Institutes of Science Education and Research (IISER Biology) 2020 exam Model Paper 2020 will help all the students for their IISER Biology exam preparation, here the IISER Biology Sample question 2020 are MCQ i.e multiple choice question answers, if this IISER Biology Model question paper 2020 in pdf file format you can download it in FREE, if IISER Biology Sample Paper 2020 in text format you can download IISER Biology page also just Go to menu bar, Click on File->then Save.

IISER Biology Aptitude Sample Question Papers 2020

Indian Institutes of Science Education and Research (IISERs) at Bhopal, Kolkata, Mohali, Pune and Thiruvananthapuram. Admission to BS-MS Dual Degree Programme 2020

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IISER Biology Aptitude Sample Question Papers

1. If an interphase cell is treated with cyanide (a metabolic poison), the cell does not divide by mitosis. However, if cyanide is added right after mitosis has started, the same cell completes mitosis. Which of the following explains this observation?

A. Metabolic activity ceases during mitosis
B. Cell division does not require metabolic activity
C. Energy required for mitosis is produced and stored in the cell during interphase
D. Mitotic cells make factors that make them resistant to cyanide

2. The symplast pathway is most easily disrupted when

A. Water transport channels in the plasma membrane of the root hair cells malfunction
B. Water transport channels in the plasma membrane of the root cortex malfunction
C. Water transport channels in the plasma membrane of the root endodermis malfunction
D. Water transport channels in the plasma membrane of the guard cells malfunction

3. Paleontological studies use fossil pollen because

A. Pollen retains viability for long periods of time unlike male gametes in animals
B. The intine of pollen is very hard and stable and can be used in rescuing plant populations on a decline
C. The exine of pollen retains its structure for long periods of time
D. Soil pollen banks, unlike soil seed banks, stay dormant for long periods of time

4. Which of the following is not an assumption of the Hardy-Weinberg principle?

A. Mating is random in the population
B. There are no mutations
C. All individuals have an equal opportunity to survive and reproduce
D. Immigration and emigration occurs in the population

5. The lens of many vertebrate eyes is a crystallized form of a protein that also functions in digestion
as a metabolic enzyme. This shows that

A. Vision and digestion co-evolved
B. Digestion necessarily evolved prior to vision since it is a more basic function
C. Evolution in opportunistic
D. Vision and digestion evolved around the same time

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