CBSE Class-7 Science: Questions 173 - 180 of 322

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Question number: 173

» Respiration in Organisms » Breathing in Other Animals » Fish

MCQ▾

Question

Gills are the respiratory organs of:

Choices

Choice (4) Response

a.

Prawns

b.

Fishes

c.

Muscles

d.

All a. , b. and c. are correct

Question number: 174

» Reproduction in Plants » Sexual Reproduction » Flower the Reproductive Organ

MCQ▾

Question

Reproductive part of the plant is:

Choices

Choice (4) Response

a.

Flower

b.

Bisexual flower

c.

Unisexual flower

d.

None of the above

Question number: 175

» Soil » Properties of Soil » Moisture in Soil

MCQ▾

Question

Soil holds the right amount of the moisture is:

Choices

Choice (4) Response

a.

Sandy soil

b.

Clayey soil

c.

Loamy soil

d.

None of the above

Question number: 176

» Reproduction in Plants » Sexual Reproduction » Pollination

MCQ▾

Question

Agents of pollination are:

Choices

Choice (4) Response

a.

Water, birds, insects

b.

Wind, Birds, Insects

c.

Wind, birds, insects, water and mammals

d.

Question does not provide sufficient data or is vague

Question number: 177

» Reproduction in Plants » Sexual Reproduction » Fruits and Seeds Formation

MCQ▾

Question

Fruit is the:

Choices

Choice (4) Response

a.

Embryo

b.

Ripened ovule

c.

Ripened ovary

d.

Zygote

Question number: 178

» Respiration in Organisms » How Do We Breathe? » Mechanism of Breathing

MCQ▾

Question

How diaphragm and rib cage helps in respiration?

Choices

Choice (4) Response

a.

Diaphragm and ribcage helps in respiration by reducing and increasing the pressure inside the chest cavity

b.

Diaphragm and ribcage helps in respiration by decreasing and increasing the space in the chest cavity

c.

Both a. and b. are correct

d.

None of the above

Question number: 179

» Winds, Storms and Cyclones » Cyclones » Different Types of Cyclones

MCQ▾

Question

Different names for cyclones are:

Choices

Choice (4) Response

a.

Hurricanes

b.

Cyclones

c.

Typhoons

d.

All a. , b. and c. are correct

Question number: 180

» Transportation in Animals and Plants » Excretion in Animals » Excretory System in Humans

MCQ▾

Question

The controlling centre of the urinary system is:

Choices

Choice (4) Response

a.

Urinary bladder

b.

Kidneys

c.

Nephron

d.

Urethra

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