मराठी

The two organisms which breathe only through their moist skin are: - Science

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प्रश्न

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

पर्याय

  • fish and frog

  • frog and earthworm

  • leech and earthworm

  • fish and earthworm

MCQ

उत्तर

Leech and Earthworm

Leech and earthworm breathe only through their moist skin. Fish breathe through gills, while frogs breathe through lungs and skin.

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पाठ 1: Life Processes - Exercise 2 [पृष्ठ ४९]

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लखमीर सिंह Biology (Science) [English] Class 10
पाठ 1 Life Processes
Exercise 2 | Q 66 | पृष्ठ ४९

व्हिडिओ ट्यूटोरियलVIEW ALL [2]

संबंधित प्रश्‍न

Compare the functioning of alveoli in the lungs and nephrons in the kidneys with respect to their structure and functioning.


The trachea divides into tow tubes at its lower end. What is the name of these tubes?


State whether the following statement is true or false:

during respiration, the plants take CO2 and release O2.


Fill in the following blank with suitable word:

The actual exchange of gases takes place in the ___________ of the lungs.


Explain why, a land plant may die if its roots remain waterlogged for a long time.


From where do the aquatic animals and terrestrial animals obtain oxygen for breathing and respiration?


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

Internal respiration may be defined as:


There are five animals P, Q, R, S and T. The animal P always lives in water and has gills for breathing. The animal Q can stay in water as well as on land and can breathe both, through moist skin and lungs. The animal R lives in soil and breathes only through its skin. The animal S lives on land and breathes through spiracles and tracheae. And animal T lives in water and breathes through its cell membrane.

(a) Which of the animals could be Amoeba?
(b) Which of the animals could be frog?
(c) Which animal could be fish?
(d) Which animal could be grasshopper?
(e) Which animal could be earthworm?


An organism X having breathing organs A lives on land. When organism X goes underwater, it cannot survive for a long time unless carrying an oxygen cylinder. On the other hand, the organism Y having breathing organs B always lives in water and if taken out of the water, it dies after a short while. A third organism Z having breathing organs C and D which lives on the banks of ponds, lakes, and rivers can survive on land as well as in water equally well.

(a) What could organism X be? Name the breathing organs A.

(b) What could organism Y be? Name the breathing organs B.

(c) What could organism Z be? Name the breathing organs C and D.

(d) Out of X, Y, and Z, which organism is (i) amphibian, (ii) aquatic, and (iii)

terrestrial?


Name the body structure concerned with the given functional activity:

Prevents food from entering the trachea during swallowing.


Name the body structure concerned with the given functional activity:

Combines with the oxygen in the lungs.


Name the body structure concerned with the given functional activity:

Provides actual diffusion of respiratory gases in the lungs.


Which chemical compound inside a cell can be termed "Currency of Energy"?


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

"Kidney and excretion".

Fill in the blanks on a similar pattern. 

Alveoli and _____________.


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:

Ciliated epithelium lining the respiratory tract


The major fraction of CO2 released during cellular respiration is transported by the blood to the lung capillaries ______


What is the ppCO2 in alveolar air?


The oxygen dissociation curve is a sigmoid curve and it shifts towards the right due to ______.


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