Breathing vs Respiration

Q.

How many ATP molecules are produced by oxidation of two molecules of glucose?

1. 76

2. 2

3. 40

4. 38

Q. Earthworms and breathe through their skin because their skin is moist and .

1. rough
2. frogs
3. cockroaches
4. slimy

Q.

Define epiglottis. Where it is present?

Q.

Why do food enter only the food pipe and not the wind pipe?

Q. What is ADP?

Q.

Why is it not possible to demonstrate respiration in green plants?

Q.

Respiration is a ___ .

1. Anabolic and endergonic process

2. Anabolic and exergonic process

3. Catabolic and endergonic process

4. Catabolic and exergonic process

Q.

What "trapdoor" on your windpipe helps keep out food particles?

1. Epiglottis

2. Oesophagus

3. Intestine

4. Nostrils

Q.

Plants carry out gas exchange through ___ .

1. Stomata

2. Lenticels

3. Mesophyll cells

4. Vascular system

Q.

The stored energy of carbohydrates is released during __.

1. Photosynthesis

2. Respiration

3. Fat metabolism

4. Photophosphorylation

Q. Where does the air reaches the lungs?

1. nasal cavity
2. chest cavity
3. diaphragm
4. Oral cavity

Q.

Incomplete breakdown of sugar during anaerobic respiration forms ____.

1. glucose and carbon dioxide

2. fructose and water

3. alcohol and carbon dioxide

4. water and carbon dioxide

Q. The air from nasal cavity reaches the lungs through the _________.

1. trachea
2. diaphragm
3. mouth
4. nostril

Q.

41. Distinguish between Respiration and combustion.

Q. Where does the air reaches the lungs?

1. nasal cavity
2. chest cavity
3. diaphragm
4. Oral cavity

Q.

Differentiate between combustion and respiration.

Q. The air from nasal cavity reaches the lungs through the _________.

1. trachea
2. diaphragm
3. mouth
4. nostril

Q. The air from the pharynx reaches the lungs through the _________.

1. trachea
2. diaphragm
3. nostril
4. nasal cavity

Q. The air from the pharynx reaches the lungs through the _________.

1. trachea
2. diaphragm
3. nostril
4. nasal cavity

Q.

Name the part of the chloroplast where the light reaction of photosynthesis takes place.

Q. The process of utilisation of oxygen and nutrients to produce energy in cells is called cellular respiration.

1. True
2. False

Q.

Name the part of the chloroplast where the light reaction of photosynthesis takes place.

Q.

Which of the following respire through lungs and skin

1. Human

2. Leech

3. Frog

4. Fish

Q.

Which is the correct sequence of air passage during inhalation?

1. $Nostrils\to larynx\to pharynx\to trachea\to lungs$

2. $Nasalpassage\to trachea\to pharynx\to larynx\to alveoli$

3. $Larynx\to nostrils\to pharynx\to lungs$

4. $Nostrils\to pharynx\to larynx\to trachea\to alveoli$

Q. Taking in oxygen and giving out carbon dioxide is called respiration.

1. True
2. False

Q.

The specific function of light in the process of photosynthesis is to

1. reduce carbon dioxide

2. synthesize glucose

3. activate chlorophyll

4. split water molecule