Goa Board (GBSHSE) - Class 7

Biological, Physical & Chemical Principles question bank (Science (Class 7))

Practice 325 free Goa Board (GBSHSE) - Class 7 Science (Class 7) - Biological, Physical & Chemical Principles questions with answers and step-by-step solutions.

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Q1.

Chemical Reactions: Which reaction type represents 'Nutrition in Plants and Animals (Autotrophic & Heterotrophic)'?

(A)
Displacement, combination or neutralization reaction (Nutrition in Plants and Animals (Autotrophic & Heterotrophic))
(B)
Nuclear decay only
(C)
No chemical change
(D)
None of these
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Q2.

Force, Pressure & Sound: What formula explains the physical behavior of 'Nutrition in Plants and Animals (Autotrophic & Heterotrophic)'?

(A)
$P = \frac{F}{A}$ or $v = \nu \lambda$ (Nutrition in Plants and Animals (Autotrophic & Heterotrophic))
(B)
$P = F \times A$
(C)
Constant zero
(D)
None of these
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