NCERT Class 10 Chapter 7 Life Process CBSE Board Sample Problems Multiple Choice Question (For CBSE, ICSE, IAS, NET, NRA 2022)

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Question

To prepare a good temporary mount of the petunia leaf peel showing many stomata, the student has to get the peel from the

1. Lower surface of the leaf

2. Tip of the leaf

3. Point of attachment of the leaf to its petiole.

4. Upper surface of the leaf

Question

Which of the following element is essential for the formation of protein?

1.

2. Na

3. Ca

4. Fe

Question

Instant source of energy is________

1. Sucrose

2. Fats

3. Glucose

4. Amino acids

Question

The breakdown of pyruvate to give carbon dioxide, water and energy takes place in ________.

1. Cytoplasm

2. Mitochondria

3. Chloroplast

4. Nucleus

Question

Blood from superior vena cava flows into ________.

1. Right atrium

2. Right ventricle

3. Left atrium

4. Left ventricle

Question

In which of the following vertebrate groups, heart does not pump oxygenated blood to different parts of the body?

1. Pisces and Amphibians

2. Amphibians and Reptiles

3. Amphibians only

4. Pisces only

Question

The doctor measured Ravi՚s blood pressure and said it is normal now. The range of Ravi՚s blood pressure (systolic/diastolic) is likely to be

1.120/80mm of Hg

2.160/80mm of Hg

3.120/60mm of Hg

4.180/80mm of Hg

Question

Observe the given graphical representation below and answer the given question

A, B and C the Products of Respiration

Among A, B and C the products of respiration in A is likely to be-

1. Alcohol, , and 36 ATP

2. , and 36 ATP

3. Alcohol, and 2 ATP

4. Lactic acid, , and 2 ATP

Question

If the structure marked X in the diagram given below is blocked then which of the processes will not occur?

If the Structure Marked X in the Diagram

1. Transpiration and respiration

2. Transpiration, photosynthesis and respiration

3. Respiration, transpiration and transportation

4. Respiration and photosynthesis

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