periodic classification of elements - Gujarat Board (GSEB) STD 10 Science Questions - Vidyadip

Question types

periodic classification of elements question types

193 questions across 7 question groups — pick any mix to generate a Science paper with step-by-step answer keys.

193

Questions

7

Question groups

5

Question types

M.C.Q

Fill in the blank

True-False

[1 Mark Questions]

[2 Mark Questions]

[3 Mark Questions]

[4 marks Questions]

Sample Questions

periodic classification of elements questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

Q 1M.C.Q1 Mark

Enzyme required for digestion of food in amoeba is produced by which cellular organelle?

A
Mitochondria
B
Chloroplast
✓
Lysosome
D
Golgi body

Answer: C.

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Q 2M.C.Q1 Mark

In the below organism in which group is food digested outside the body and then absorbed.

A
) Mushrooms, Green plants, Amoeba
✓
Yeast, Mushroom, Bread mould
C
Paramoecium, Amoeba, Amar bell.
D
Amar bell, Lice, Tape-worms

Answer: B.

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Q 3M.C.Q1 Mark

The opening and closing of stomata depends on what ?

A
Proportion of $O _2$
B
Temperature
✓
Water in guard cells
D
Concentration of $CO _2$ in stomata

Answer: C.

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Q 4M.C.Q1 Mark

The opening and closing of stomata depends on what ?

A
Proportion of $O _2$
B
Temperature
✓
Water in guard cells
D
Concentration of $CO _2$ in stomata

Answer: C.

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Q 5M.C.Q1 Mark

In which organ the exchange of respiratory gases take place?

A
Trachea
✓
Alveoli
C
Larynx
D
Nasopharynx

Answer: B.

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Q 6Fill in the blank1 Mark

The breakdown of pyruvate to give carbon dioxide, water and energy takes place in_______ .(Cytoplasm, Mitochondria, Nucleus)

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Q 7Fill in the blank1 Mark

The kidneys in human beings are a part of the system for _______ .(Nutrition, Respiration, Excretion)

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Q 8Fill in the blank1 Mark

The action of losing water through the aerial parts of the plant is known as _______ .(Reduction, Transpiration, Watershed)

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Q 9Fill in the blank1 Mark

The action of losing water through the aerial parts of the plant is known as _______.(Reduction, Transpiration, Watershed)

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Q 10Fill in the blank1 Mark

The opening and closing of stomatal pores is controlled by _______ .(Phagocytes, Guard cells, Mast cells )

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Q 11True-False1 Mark

An element having atomic number $3.5$ can be placed between Be and $B.$

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Q 12True-False1 Mark

Mendeleev named gallium for eka-silicon.

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Q 13True-False1 Mark

Molecular formula of oxide of barium is $BaO.$

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Q 14True-False1 Mark

Mendeleev’s periodic law was based on atomic number of element.

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Q 15True-False1 Mark

Dobereiner’s triads are observed in Newlands’ octaves.

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Q 16[1 Mark Questions]1 Mark

Two elements $M$ and $N$ belong to the same period of the modern periodic table and are in group $I$ and group $II$ respectively. Compare their following properties : $(a)$ Atomic size $(b)$ Metallic character $(c)$ Valency of oxides $(d)$ Molecular formula of their chlorides

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Q 17[1 Mark Questions]1 Mark

How do you think the tendency to lose electrons changes in a group?

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Q 18[1 Mark Questions]1 Mark

On which side of the periodic table do you find the non-metals?

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Q 19[1 Mark Questions]1 Mark

On which side of the periodic table do you find the metals?

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Q 20[1 Mark Questions]1 Mark

Examine elements of the third period and classify them as metals and non-metals.

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Q 21[2 Mark Questions]2 Marks

Muscles become stretched during excessive exercise. Give reason.

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Q 22[2 Mark Questions]2 Marks

Write difference between : Atrium and Ventricle.

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Q 23[2 Mark Questions]2 Marks

Give scientific reason : Trachea consists of cartilage rings.

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Q 24[2 Mark Questions]2 Marks

Name $A, B$ and $C$ in the below figure and state its work.

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Q 25[2 Mark Questions]2 Marks

Column-I		Column-II
$1$	Autotrophic Nutrition	$(A)$ Leeches
$2$	Heterotrophic Nutrition	$(B)$ Paramoecium
$3$	Parasitic Nutrition	$(C)$ Deer
$4$	Digestion in Vacuole	$(D)$ Green plants

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Q 26[3 Mark Questions]3 Marks

Did Dobereiner’s triads also exist in the columns of Newlands’ octaves? Compare and find out.

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Q 27[3 Mark Questions]3 Marks

Compare and contrast the arrangement of elements in mendeleev’s periodic table and the modern periodic table.

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Q 28[3 Mark Questions]3 Marks

Name two elements you would expect to show chemical reactions similar to magnesium. What is the basis for your choice?

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Q 29[3 Mark Questions]3 Marks

Write the limitations of Mendeleev’s classification.

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Q 30[3 Mark Questions]3 Marks

Explain the irregularities (anomalies) of Mendeleev’s periodic table.

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Q 31[4 marks Questions]4 Marks

$(a)$ Explain :
$(1)$ Platelets
$(2)$ Lymph
$(b)$ The human heart contains four chambers; which is very benificial. - Explain the statement.

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Q 32[4 marks Questions]4 Marks

Explain : The tubes-blood vessels

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Q 33[4 marks Questions]4 Marks

Give the full form of $ATP$ and explain its importance.

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Q 34[4 marks Questions]4 Marks

To demonstrate the presence of $CO _2$ in the process of respiration. Explan.

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Q 35[4 marks Questions]4 Marks

Write the structure of a nephron and its work.

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