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Test: Nutrition in Animals - UPSC MCQ


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10 Questions MCQ Test Science & Technology for UPSC CSE - Test: Nutrition in Animals

Test: Nutrition in Animals for UPSC 2024 is part of Science & Technology for UPSC CSE preparation. The Test: Nutrition in Animals questions and answers have been prepared according to the UPSC exam syllabus.The Test: Nutrition in Animals MCQs are made for UPSC 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Nutrition in Animals below.
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Test: Nutrition in Animals - Question 1

Bile is produced in

Detailed Solution for Test: Nutrition in Animals - Question 1

Production of Bile in the Liver

- The liver is the primary organ responsible for the production of bile in the human body.
- Bile is a yellow-green fluid that aids in the digestion and absorption of fats in the small intestine.
- Hepatocytes, the main functional cells of the liver, synthesize bile by extracting waste products, cholesterol, and other substances from the blood.
- Bile is then stored and concentrated in the gallbladder before being released into the small intestine to help with the digestion of fats.

Test: Nutrition in Animals - Question 2

Ingestion is the process in which organism _________.

Detailed Solution for Test: Nutrition in Animals - Question 2

The process of intake of food inside the body is known as Ingestion. It is a vital step in the process of animal nutrition. When animals eat or drink something, they are ingesting it.

Ingestion involves taking food into the mouth and swallowing it. The mouth is the starting point of the digestive system, where the process of breaking down food begins. Animals have different ways of ingesting food depending on their body structure and eating habits.

Test: Nutrition in Animals - Question 3

Breaking down food into simpler substances is called _________.

Detailed Solution for Test: Nutrition in Animals - Question 3

Breaking down complex food into simpler substances is called Digestion.

Digestion is the process in which food is broken down into simpler forms with the help of enzymes. When we eat food, our body needs to extract nutrients from it in order to obtain energy and support various bodily functions. Digestion involves both mechanical and chemical processes.

  • Assimilation: The process of absorbing and incorporating nutrients into the body after digestion.
  • Egestion: The elimination of undigested waste materials from the body through the process of excretion.
  • Absorption: The process by which nutrients from digested food are taken up into the bloodstream or cells of the body for use and distribution.
Test: Nutrition in Animals - Question 4

Which part of the body is responsible for carrying food from the mouth to the stomach?

Detailed Solution for Test: Nutrition in Animals - Question 4

Oesophagus is the part of the body which is responsible for carrying food from the mouth to the stomach. It is also commonly known as Food Pipe.

Test: Nutrition in Animals - Question 5

What is the shape of the stomach?

Detailed Solution for Test: Nutrition in Animals - Question 5

The stomach is described as having a flattened J shape and is the widest part of the alimentary canal.

Fig: Flattened J Shaped Stomach

Test: Nutrition in Animals - Question 6

The acid present in the stomach:

Detailed Solution for Test: Nutrition in Animals - Question 6

'Hydrochloric acid' (HCL) is an acid that is secreted in the stomach. It helps to kill the harmful bacteria that may enter with food.

Test: Nutrition in Animals - Question 7

What process allows digested food to pass into the blood vessels in the wall of the intestine?

Detailed Solution for Test: Nutrition in Animals - Question 7

The Correct Option is d: Absorption

The process of digested food passing into the blood vessels in the wall of the intestine is called Absorption.
During digestion, food is broken down into smaller molecules that can be absorbed and used by the body for energy and other functions. After digestion takes place in the stomach and small intestine, the resulting nutrients, such as glucose, amino acids, and fatty acids, need to be transported into the bloodstream so that they can be distributed to various cells and tissues in the body.

Test: Nutrition in Animals - Question 8

Which one is a ruminant animal?

Detailed Solution for Test: Nutrition in Animals - Question 8

Those animals whose stomach is divided into four chambers to store different kinds of food are called Ruminant animals.
Example: cattle, sheep, goats, buffalo, deer, elk, giraffes, cow , camels.

Test: Nutrition in Animals - Question 9

What is the process of cud returning to the mouth in small lumps and being chewed by the animal called?

Detailed Solution for Test: Nutrition in Animals - Question 9

The passage states that the process of cud returning to the mouth and being chewed is called Rumination.

Rumination is a special way of digesting food that happens in animals like cows, sheep, and goats. These animals have a special part in their stomach called the rumen that helps them get the most out of the nutrients in plants. When they eat, the food goes into the rumen where it gets broken down by tiny organisms and turns into a soft lump called cud.

Test: Nutrition in Animals - Question 10

Amoeba obtains the food using a finger-like projection called _________.

Detailed Solution for Test: Nutrition in Animals - Question 10

The finger-like projections are called “pseudopodia“. They not only help in engulfing food molecules but also help the organism in movement.

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