GATE XE 2022 Paper 1 — page 57

Complete GATE XE 2022 Paper 1 overview, original pages and practice · Timed previous-paper practice

Questions 169–171 of 175. Imported answers require review unless explicitly marked reviewed.

Paper practice 175 questionsPage 57 of 59

In gradient wind balance, which of the following statement(s) is/are true for flow around a region of low pressure in the northern hemisphere?

Your answerSelect all correct options. You can choose more than one.

The flow is clockwise.

The flow is anti-clockwise.

The wind speed is faster than the geostrophic wind.

The wind speed is slower than the geostrophic wind.

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Which of the following statement(s) is/are true regarding biogeochemical cycle in the ocean?

Your answerSelect all correct options. You can choose more than one.

Shutdown of the biological pump in the ocean would have resulted in higher CO₂ concentration in the atmosphere compared to present-day.

If atmospheric CO₂ concentration increases, solubility pump would lead to a decrease in dissolved inorganic carbon in the ocean.

All carbon sequestered by marine photosynthesis settles down on the ocean floor as organic matter.

Calcification (the process of making shells and skeletons) by marine organisms in the surface ocean layer would lead to an increase in the surface ocean CO₂.

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Consider the atmosphere to be a heat engine, which converts absorbed radiation to kinetic energy of winds. Let the global mean radiation absorbed be 200 Wm⁻². In steady-state, if the global mean kinetic energy dissipation is 10 Wm⁻², then the efficiency of the atmospheric heat engine is ________%. (Round off to one decimal place)

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2022 · Paper 1

Question 169

Question 170

Question 171