Nutrition

Q.

What processes are essential for maintaining life?

Q.

Statement I: Energy is required by every living organism to survive and carry out different activities.

Statement II: Living organisms obtain this energy by nutrition.

Statement III: Nutrition alone is enough to provide the required energy to the organisms.

Which of these statement(s) is/are correct?

1. I, II and III
2. I and II
3. II and III
4. I and III

Q. Why proteins are called ‘building blocks’ of body?

Q.

Question 1
Why do organisms need to take food?

Q.

What is a currency?

1. It is a medium of useful exchange of goods and services.

2. It is a piece of paper that can be printed by anyone.

3. It is always made of gold.

4. None of the above.

Q.

Are humans made of energy?

Q.

Consumers are also called heterotrophs.

1. True
2. False

Q.

Explain nutrition in plants

Q. Animals cannot prepare their own food. What scientific name is given to such organisms?

Q. The process of taking in food and utilising it is called ________ .

1. reproduction
2. nutrition
3. respiration
4. excretion

Q.

Why do insectivorous plants trap and digest insects?

Q.

What is the difference between heterotrophic nutrition and holozoic nutrition

Q.

Directly or indirectly, all the animals, including humans, depend on ___ for food.

Q.

Which of the following is not an essential life process for survival?

1. Nutrition

2. Respiration

3. Reproduction

4. Circulation

Q. Which portion of an egg is rich in proteins?

1. shell
2. yellow (yolk)
3. White portion
4. None of the above

Q. Directly or indirectly, all the animals, including humans, depend on ___ for food.

Q.

Define nutrition (1 mark)

Q. _________ is the mode of taking food by an organism and its utilisation by the body.

1. Transpiration
2. Nutrition
3. Digestion
4. Germination

Q. The mode of nutrition where organisms take in nutrients from dead and decaying matter is known as nutrition.

1. saprotrophic
2. autotrophic
3. parasitic

Q. Identify the incorrect statement about Amoeba.

1. Amoeba uses pseudopodia to capture its food.
2. Amoeba is a microscopic single-celled organism.
3. Amoeba exhibits autotrophic mode of nutrition.
4. Amoeba secretes digestive juices into the food vacuole.

Q.

The substance required for the maintenance of life and survival is known as ___.

Q. What is the full form of ATP

Q.

What is the source of energy that flows through the living world?

1. Photosynthesis

2. Sun

3. Respiration

4. ATP

Q. Identify the nutrient rich in these food items.

1. 
2. 
3. 
4. 

Q. Why do organisms eat food?​

Q.

Can we survive only on raw vegetables or grass ?Discuss.

Q. Why do organisms eat food?​ [2 marks]

Q. The process of breakdown of food in the cells with the release of energy is known as ___.

1. cellular preparation
2. cellular digestion
3. cellular respiration
4. cellular excretion

Q. The mode of nutrition in which organisms make their own food from simple substances is called:

1. Saprophytic nutrition
2. Holozoic nutrition
3. Autotrophic nutrition
4. Heterotrophic nutrition

Q.

do cells need nutrition ?