IAT_NEST Biology MCQ Practice

Practice Questions

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Q1SingleMarks: 4.00Negative: -1.00

Immature lymphocytes are primarily found in which organ?

A. Peyer’s patchesB. SpleenC. LiverD. Thymus

Q2SingleMarks: 4.00Negative: -1.00

Plant A is kept very dry and plant B in high humidity, while both roots are immersed in red-dye water. What is observed?

A. Plant A turns redder than Plant BB. Plant B turns redder than Plant AC. Neither plant turns redD. Both plants turn equally red

Q3SingleMarks: 4.00Negative: -1.00

A population of 100 grows at intrinsic rate 0.1 with carrying capacity 200. What is its current growth rate?

A. 9/yearB. ZeroC. 2/yearD. 5/year

Q4SingleMarks: 4.00Negative: -1.00

Pick the incorrect statement regarding a mitochondrion.

A. Inner and outer membranes have identical enzyme setsB. Matrix contains a single circular DNA moleculeC. Inner membrane forms cristaeD. Matrix possesses 70S ribosomes

Q5SingleMarks: 4.00Negative: -1.00

Erythroblastosis foetalis can be avoided by:

A. Anti-Rh antibodies to an Rh-positive woman before first pregnancyB. Anti-Rh antibodies to an Rh-positive mother after first Rh-positive birthC. Anti-Rh antibodies to an Rh-negative woman before first pregnancyD. Anti-Rh antibodies to an Rh-negative mother after first Rh-positive birth

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