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Life Process Class 10 Science Karnataka Board

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Life Process Class 10 Science Karnataka Board

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Questions and Answers

What is the main focus of the Life Process chapter in class 10 science for Karnataka board?

Exploring plant photosynthesis

Investigating blood circulation

Understanding the human digestive system (correct)

Studying cellular respiration

Which of the following is not a life process occurring in living organisms?

Transportation

Excretion

Reproduction

Cementation (correct)

Why is respiration considered an essential life process?

To regulate body temperature

To release energy from food (correct)

To produce glucose

To synthesize proteins

Which part of the question paper includes Physics questions?

Part-A Signup and view all the answers

What is the total number of questions in the question paper?

38 Signup and view all the answers

What does the right-hand margin indicate for questions in the paper?

Maximum marks for the questions Signup and view all the answers

In the context of rejuvenating ancient water harvesting systems, why is it important to encourage this practice?

To conserve water and promote sustainable agriculture practices Signup and view all the answers

How does the function of 'villi' and 'alveoli' differ in our body?

Villi help in absorbing nutrients while alveoli help in oxygen exchange Signup and view all the answers

Why is it important for germ cells to receive only half the amount of DNA during reproduction?

To maintain the correct number of chromosomes in the offspring Signup and view all the answers

Why does silver chloride exposed to sunlight turn grey in color?

Due to the decomposition of silver chloride into silver and chlorine Signup and view all the answers

What is the electronic configuration of potassium (K)?

2, 8, 8, 1 Signup and view all the answers

Why is the conversion of ethanol to ethanoic acid considered an oxidation reaction?

Ethanol loses electrons during the reaction Signup and view all the answers

In a food chain from algae to small fish to large fish to humans, how are the trophic levels arranged?

Increasing order of energy availability Signup and view all the answers