CBSE (Central Board of Secondary Education) Class-7 Science: Questions 167 - 172 of 322
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Question 167
Question MCQ▾
Networks of tube that carry blood across the human body is called as:
Choices
Choice (4) | Response | |
---|---|---|
a. | Arteries | |
b. | Capillaries | |
c. | Veins | |
d. | Blood vessels |
Question 168
Question MCQ▾
Respiration in human beings involves:
Choices
Choice (4) | Response | |
---|---|---|
a. | Body gives out carbon dioxide in exchange of oxygen | |
b. | Intake of oxygen from the nostrils and sending it to the lungs through the bronchi and trachea | |
c. | Two steps external respiration and internal respiration | |
d. | Question does not provide sufficient data or is vague |
Question 169
Question MCQ▾
Respiratory organ of a cockroach includes:
Choices
Choice (4) | Response | |
---|---|---|
a. | Skin | |
b. | Lungs | |
c. | Air tubes or trachea | |
d. | None of the above |
Question 170
Question MCQ▾
Components of blood are:
Choices
Choice (4) | Response | |
---|---|---|
a. | Plasma and red blood cells | |
b. | Plasma and platelets | |
c. | Plasma and blood cells | |
d. | Plasma and white blood cells |
Question 171
Question MCQ▾
Soil, which absorbs water without runoff or pudding, is:
Choices
Choice (4) | Response | |
---|---|---|
a. | Clayey soil | |
b. | Sandy soil | |
c. | Loamy soil | |
d. | All of the above |
Question 172
Question MCQ▾
Types of asexual reproduction are:
Choices
Choice (4) | Response | |
---|---|---|
a. | Vegetative propagation | |
b. | Spore formation | |
c. | Budding, Fragmentation | |
d. | All a., b. and c. are correct |