IIT JAM 2019 Question Papers: Check Previous Year Question Paper with Solution PDFs

1.

The restriction map of a circular plasmid is shown below, along with the indicated distances between the restriction sites.

The plasmid was completely digested with EcoRI, and XhoI. The products were analysed by agarose gel electrophoresis followed by ethidium bromide staining. The number of bands that will be visible in the gel when exposed to UV light is __________.

2.

Two resistors 2 Ω and 4 Ω are combined in parallel. If this combination is connected to a battery of 16 𝑉, the maximum current that can be drawn from the battery is ________ 𝐴 (rounded off to the nearest integer).

3.

Which of the following technique(s) can be used to determine the three - dimensional structure of an organic compound?

4.

A regression equation 𝑌 = −2.5 + 2𝑋 is estimated using the following data:

𝑌	2	5	9	14
𝑋	2	4	6	8

The coefficient of determination is ________ (rounded off to two decimal places).

5.

GDP_F = Gross Domestic Product at Factor Cost; GDP_M = Gross Domestic Product at Market Price; NNP_F= Net National Product at Factor Cost; C = Consumption; I = Investment; G = Government Expenditure; X = Export; M = Import; T = Tax; S = Saving; D = Depreciation; NIA = Net Income from Abroad
Which of the following expressions is/are CORRECT?

• 𝐺𝐷𝑃_𝐹 = 𝐶 + 𝐼 + 𝐺 + 𝑋 – M
• 𝐺𝐷𝑃_𝑀 = 𝐶 + 𝐼 + 𝐺 + 𝑋 – M
• 𝑁𝑁𝑃_𝐹 = 𝐶 + 𝐼 + 𝐺 + 𝑋 – 𝑀 – 𝑇 + 𝑆 – 𝐷 + 𝑁𝐼A
• 𝑁𝑁𝑃_𝐹 = 𝐶 + 𝐼 + 𝐺 + 𝑋 – 𝑀 – 𝑇 + 𝑆 – D