CBSE (Central Board of Secondary Education) Class-8 Science: Questions 236 - 242 of 465
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Question 236
Question MCQ▾
When force acts between two heavenly bodies it is called:
Choices
Choice (4) | Response | |
---|---|---|
a. | Thrust | |
b. | Pressure | |
c. | Gravitational force | |
d. | Force of gravity |
Question 237
Question MCQ▾
Secondary sexual characters help to distinguish between:
Choices
Choice (4) | Response | |
---|---|---|
a. | Male and female | |
b. | Birds and mammals | |
c. | Boys and girls | |
d. | Between sex organs |
Question 238
Question MCQ▾
Force is defined as:
Choices
Choice (4) | Response | |
---|---|---|
a. | Push | |
b. | Friction | |
c. | Pull | |
d. | Both a. and c. are correct |
Question 239
Question MCQ▾
The type of reproduction found in hydra is:
Choices
Choice (4) | Response | |
---|---|---|
a. | Asexual reproduction | |
b. | Budding | |
c. | Binary fission | |
d. | Sexual reproduction |
Question 240
Question MCQ▾
Deforestation leads to decrease in the level of:
Choices
Choice (4) | Response | |
---|---|---|
a. | Carbon dioxide | |
b. | Oxygen | |
c. | All of the above | |
d. | Question does not provide sufficient data or is vague |
Question 241
Question MCQ▾
Atmosphere is defined as:
Choices
Choice (4) | Response | |
---|---|---|
a. | Force between two bodies due to their mass | |
b. | Earth՚s surface | |
c. | Gaseous envelop surrounding the earth | |
d. | Air exerts pressure in all directions |
Question 242
Question MCQ▾
What is Atmospheric Pressure?
Choices
Choice (4) | Response | |
---|---|---|
a. | Thrust per unit area | |
b. | The force with which the earth pulls a body towards itself | |
c. | Force between two magnetic poles | |
d. | Pressure exerted by the air column above us |