परागकण की बाहरी भित्ति को क्या कहते हैं?

What is the outer wall of a pollen grain called?

Explanation opens after your attempt
Correct Answer

B. एक्साइनExine

Step 1

Concept

Identify the concept: pollen grain has two walls.

Step 2

Why this answer is correct

The outer wall is exine and the inner wall is intine.

Step 3

Exam Tip

Memory tip: Exine means external wall.

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परागकण की बाहरी भित्ति को क्या कहते हैं? / What is the outer wall of a pollen grain called?

Correct Answer: B. एक्साइन / Exine. Explanation: Step 1: अवधारणा पहचानें: परागकण की दो दीवारें होती हैं। Step 2: बाहरी दीवार एक्साइन और भीतरी दीवार इंटाइन कहलाती है। Step 3: Memory tip: Exine = external wall। / Step 1: Identify the concept: pollen grain has two walls. Step 2: The outer wall is exine and the inner wall is intine. Step 3: Memory tip: Exine means external wall.

Which concept should I revise for this Biology MCQ?

Identify the concept: pollen grain has two walls.

What exam hint can help solve this Biology question?

Memory tip: Exine means external wall.