Aquatic Ecosystem, Biodiversity & Marine Ecol

1

Multi-stage stratified random sampling method is used for estimating

Stock Assessment Models & Maximum Sustainable Stock Assessment Models & Maximum Sustainable ICAR JRF Aquatic Environmental Management 2024 Shift 1 MCQ (Single Correct) +4 / −1

2

The Trophic Level of top level predatory fish will be between

Trophodynamics & Feeding Ecology Trophodynamics & Feeding Ecology ICAR JRF Aquatic Environmental Management 2024 Shift 1 MCQ (Single Correct) +4 / −1

3

Which of the following is an example of biotic relationship ?

Trophodynamics & Feeding Ecology Trophodynamics & Feeding Ecology ICAR JRF Aquatic Environmental Management 2024 Shift 1 MCQ (Single Correct) +4 / −1

4

The definitive indication of a "spawning" ovary in finfish histology is the presence of

Reproductive Biology, Hermaphroditism & Matur Reproductive Biology, Hermaphroditism & Matur ICAR JRF Aquatic Environmental Management 2024 Shift 1 MCQ (Single Correct) +4 / −1

5

The von Bertalanffy equation deals with the following in fish

Fish Growth, von Bertalanffy Model & Mortalit Fish Growth, von Bertalanffy Model & Mortalit ICAR JRF Aquatic Environmental Management 2024 Shift 1 MCQ (Single Correct) +4 / −1

6

Fishes which spend most of their life in freshwater and migrate to sea to breed are called

Ichthyotaxonomy, Morphometrics & Anatomy Ichthyotaxonomy, Morphometrics & Anatomy ICAR JRF Aquatic Environmental Management 2024 Shift 1 MCQ (Single Correct) +4 / −1

7

What distinguishes Euryhaline organisms from stenohaline organisms?

Ichthyotaxonomy, Morphometrics & Anatomy Ichthyotaxonomy, Morphometrics & Anatomy ICAR JRF Aquatic Environmental Management 2024 Shift 1 MCQ (Single Correct) +4 / −1

8

The concentration of iodine solution required in smoked fish plant for hand and equipment sterlization respectively are

Fish Smoking & Carcinogenic Compounds Fish Smoking & Carcinogenic Compounds ICAR JRF Aquatic Environmental Management 2024 Shift 1 MCQ (Single Correct) +4 / −1

9

Stretched shrimp is otherwise known as

Surimi Technology & Texturized Seafood Produc Surimi Technology & Texturized Seafood Produc ICAR JRF Aquatic Environmental Management 2024 Shift 1 MCQ (Single Correct) +4 / −1

10

A Fried fish cake product is

Surimi Technology & Texturized Seafood Produc Surimi Technology & Texturized Seafood Produc ICAR JRF Aquatic Environmental Management 2024 Shift 1 MCQ (Single Correct) +4 / −1

11

The major protein complex in the surimi production belongs to the group of

Surimi Technology & Texturized Seafood Produc Surimi Technology & Texturized Seafood Produc ICAR JRF Aquatic Environmental Management 2024 Shift 1 MCQ (Single Correct) +4 / −1

12

Squalene is obtained from

Marine Bio-Polymers, Chitin, Chitosan & Squal Marine Bio-Polymers, Chitin, Chitosan & Squal ICAR JRF Aquatic Environmental Management 2024 Shift 1 MCQ (Single Correct) +4 / −1

13

The area of an irregular polygon is calculated by using ——---—-

Ecosystem Modeling, Remote Sensing & Marine G Ecosystem Modeling, Remote Sensing & Marine G ICAR JRF Aquatic Environmental Management 2024 Shift 1 MCQ (Single Correct) +4 / −1

14

Boundry between stratosphere and troposphere is called

Ecosystem Modeling, Remote Sensing & Marine G Ecosystem Modeling, Remote Sensing & Marine G ICAR JRF Aquatic Environmental Management 2024 Shift 1 MCQ (Single Correct) +4 / −1

15

Match the following oceanographic analysis techniques with their descriptions:

Choose the correct answer from the options given below :

Ecosystem Modeling, Remote Sensing & Marine G Ecosystem Modeling, Remote Sensing & Marine G ICAR JRF Aquatic Environmental Management 2024 Shift 1 Match the Following +4 / −1

16

Which factor affects the drying time in dehydrating equipment for fish?

(A) Ambient temperature

(B) Fish size & species

(C) Humidity level

Salting, Drying & Water Activity Principles Salting, Drying & Water Activity Principles ICAR JRF Aquatic Environmental Management 2024 Shift 1 MCQ (Single Correct) +4 / −1

17

‘Among the followings, which statement (s) is/ are wrong with regards to soil profile-

(i) Soil profile depicts all of its horizon (ji) Hard bedrock is denoted as horizon

(iii) The horizon E is known as master horizon

Aquatic Soil Mineralogy, Profile Horizons & S Aquatic Soil Mineralogy, Profile Horizons & S ICAR JRF Aquatic Environmental Management 2024 Shift 1 MCQ (Single Correct) +4 / −1

18

Tetrahedron configuration of zeolite is-

Aquatic Soil Mineralogy, Profile Horizons & S Aquatic Soil Mineralogy, Profile Horizons & S ICAR JRF Aquatic Environmental Management 2024 Shift 1 MCQ (Single Correct) +4 / −1

19

‘Among the following soil particles, which one has lowest specific area?

Aquatic Soil Mineralogy, Profile Horizons & S Aquatic Soil Mineralogy, Profile Horizons & S ICAR JRF Aquatic Environmental Management 2024 Shift 1 MCQ (Single Correct) +4 / −1

20

Depending on chemical nature, the decomposition of which organic matter is rapid?-

Organic Matter Decomposition & Chemical Detox Organic Matter Decomposition & Chemical Detox ICAR JRF Aquatic Environmental Management 2024 Shift 1 MCQ (Single Correct) +4 / −1

21

Soil detoxification is done mainly by-

Organic Matter Decomposition & Chemical Detox Organic Matter Decomposition & Chemical Detox ICAR JRF Aquatic Environmental Management 2024 Shift 1 MCQ (Single Correct) +4 / −1