मराठी

State whether the following statement is true or false: Fish and earthworm exchange gases during respiration in the same way. - Science

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प्रश्न

State whether the following statement is true or false:

Fish and earthworm exchange gases during respiration in the same way.

पर्याय

  • True

  • False

MCQ

उत्तर

False

Fish breathe through gills and earthworms breathe through their moist skin.

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पाठ 1: Life Processes - Exercise 2 [पृष्ठ ४७]

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लखमीर सिंह Biology (Science) [English] Class 10
पाठ 1 Life Processes
Exercise 2 | Q 25.3 | पृष्ठ ४७

व्हिडिओ ट्यूटोरियलVIEW ALL [2]

संबंधित प्रश्‍न

In the lungs what substance is taken into the body?


State whether the following statement is true or false:

during respiration, the plants take CO2 and release O2.


"Respiration is a vital function of the body". Justify this statements.


During respiration, the exchange of gases takes place in:


Which of the following is correct for the process of anaerobic respiration?

  Carbon dioxide always produced A lot of energy released
(a) No Yes
(b) No No
(c) Yes No
(d) Yes Yes

Which of the following is the correct sequence of air passage during inhalation?

(a) nostrils → larynx → pharynx → trachea → lungs
(b) nasal passage → trachea → pharynx → larynx → alveoli
(c) larynx → nostrils → pharynx → lungs
(d) nostrils → pharynx → larynx → trachea → alevoli


The two organisms which breath only through their moist skin are:


Fill in the following blanks with suitable words:

The ___________ blood cells make antibodies whereas ___________ blood cells help in respiration.


Veins and arteries carry blood. Which of these carry blood back to the heart?


A student has set up "CO2 is released during respiration”. After about 1 hour he observes no change in the water level in the delivery tube. Write two possible resons for the failure of the experiment. 


Choose the odd one out in the following groups of four items each:

Diffusion, Respiratory gases, Alveoli, Capillary network


Choose the odd one out in each of the following groups of four items each: 

Oxyhaemoglobin, Carbaminohaemoglobin, Hypoxia, Carboxyhaemoglobin


Given below is an example of certain structure and its special functional activity:

"Kidney and excretion".

Fill in the blanks on a similar pattern.

Mitochondria and _____________.


State one function of the following: 

Mitochondria


Match the items in Column A with those in Column B.

Column A

Column B

Cartilaginous

Epiglottis

Large surface area

Diaphragm

Breathing movements

Bronchi

Voice

Alveoli

Complemental air

Larynx

Swallowing

Extra inhalation


Differentiate between the following pairs on the basis of the aspect given in the brackets.

Tidal volume and Residual volume (Quantity of air)


Given below is an overall chemical reaction of a certain process:

C6H12O6→LacticAcid+2ATP+Heat enengy

Name one tissue in which this reaction occur.


With regard to the respiratory system and the process of respiration in man, answer the following question: 

What is meant by :

  1. Residual air and
  2. Dead air space

What is common between extensive network of blood vessels around walls of alveoli and in glomerulus of nephron?


Sometimes when we do heavy exercise, anaerobic respiration takes place in our muscle cells. What is produced during this process?


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