Zoology-(general)

NEET Zoology (general) MCQ Question

Type: MCQ-numerical-Medium-Class 12

Based on the evolutionary timeline, approximately how many million years ago did invertebrates become active?

A

2000 mya

B

500 mya

C

350 mya

D

320 mya

Correct Answer

Option B

Detailed Explanation

Invertebrates became active around 500 million years ago as indicated in the NCERT context.

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