Life Process

Q.

what processes would you consider essential for maintaining life

Q.

Define life process.

Q.

Why Do Organisms Need To Take Food?

Q. What do you mean by life process ? Give examples ( long answer )

Q.

Describe the mechanism of urine formation.

Q. Why are molecular movements necessary for life?

Q.

What happens to a flower after pollination?

Q.

What is the definition of human anatomy and physiology? Give examples for each.

Q.

How do flowers help plants reproduce?

Q.

What are the functions of the collecting duct?

Collection of urine

Transportation of urine to the pelvis

Reabsorption of water

Secretion of NaCl

Q.

In which part of the flower does fertilisation occur?

1. Ovary

2. Anther

3. Petals

4. None of the above

Q.

Which of the following is not a property of living being?

1. Decay

2. Growth

3. Metabolism

4. Reproduction

Q.

Explain the statement "the outside sources of energy could be quite varied , since the environment is not under the control of the individual organism "

Q. Microorganisms that do not show any molecular movement in them, until they infect some living cells are______.

1. Viruses
2. Bacteria
3. Archaebacteria
4. Eubacteria

Q.

Give one reason why multicellular organisms require special organs for exchange of gases between their body and their environment .

Q.

Question 4
What processes would you consider essential for maintaining life?

Q.

Nitrogenous wastes are formed from the breakdown of

1. Ammonia

2. Fat

3. Amino acids

4. Water

Q.

Lenticels are involved in

1. Transpiration

2. Gaseous exchange

3. Food transport

4. Photosynthesis

Q.

Question 25
Which of the following is an incorrect statement?

(a) Organisms grow with time.
(b) Organisms must repair and maintain their structure.
(c) Movement of molecules does not take place among cells.
(d) Energy is essential for life processes.

Q. What is life processes?

Q.

What is the end product of nitrogen metabolism?

Q. Arrange the following steps in the correct order in which they appear in the process of adaptation.

A. You gradually feel better and decrease sweating.
B. Sudden increase in the temperature of the environment.
C. Eventually you stop sweating and then feel completely normal.
D. You feel very hot and start sweating.

1. B, D, A, C
2. A, B, C, D
3. B, C, D, A
4. B, D, C, A

Q. The most fundamental and conspicuous characteristic of living organisms is ______.

1. Growth

2. Development

3. Differentiation

4. Maturation

Q.

How is urea produced in the body?

Q. Dysfunction in _____ can affect the quality of life while other life processess are still working as usual.

1. respiration
2. digestion
3. circulation
4. excretion

Q. What is circulatory system? Describe the circulatory system of humans.

Q.

Which of the following type of energy is usedby livingorganisms to perform vital lifeprocesses? Kinetic energy, Chemical energy, Nuclear energy.

Q.

What type of circulatory system does a human have?

Q.

Question 4
What processes would you consider essential for maintaining life?

Q.

Why isn't reproduction and control and coordination involved as one of the life processes?