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Ecology Part 10
Online bilingual mock test designed according to latest Assam government exam pattern. Practice high-yield MCQs with timer, negative marking simulation, and instant answer explanations.
📋
100
Total Questions
⏱️
30 Mins
Test Duration
🎯
+1 / -0.25
Marking Scheme
🌐
Bilingual
Eng & Assamese
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📖 Sample Questions from this Mock Test
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Q1. In the ocean's vertical stratification, what is the layer characterized by a rapid and steep change in salinity with increasing depth?
অসমীয়া: মহাসাগৰৰ উলম্ব স্তৰীভৱনত গভীৰতা বৃদ্ধিৰ লগে লগে লৱণতাৰ দ্ৰুত পৰিৱৰ্তন ঘটা স্তৰটোক কি বোলা হয়?
A) Pycnocline
B) Halocline
C) Thermocline
D) Epipelagic zone
Q2. The oceanic layer characterized by a rapid change in water density with depth is scientifically known as the:
অসমীয়া: সাগৰৰ গভীৰতাৰ লগে লগে পানীৰ ঘনত্বৰ দ্ৰুত পৰিৱৰ্তন ঘটা স্তৰটোক কি বোলা হয়?
A) Halocline
B) Chemocline
C) Pycnocline
D) Lysocline
Q3. The Lysocline in oceanography represents the depth below which:
অসমীয়া: মহাসাগৰ বিজ্ঞানত 'লাইছ’ক্লাইন' (Lysocline) বুলিলে কোনটো গভীৰতাক বুজোৱা হয়?
A) Sunlight completely disappears into total darkness
B) The dissolution rate of calcium carbonate dramatically increases
C) Ice remains frozen throughout the year
D) Marine bacteria cannot survive