Class 11 · Plant Growth and Development

Plant Growth Factors: Intrinsic vs Extrinsic — NEET Biology

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In this chapter, you shall also study some of the factors which govern and control these developmental processes. These factors are both intrinsic (internal) and extrinsic (external) to the plant.

NCERT Biology · Class 11 · Chapter 13 · Paragraph 2
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Consider the following statements : 1. Development in plants is the sum of growth and differentiation. 2. All plant organs arise in a precise, ordered sequence from the zygote. 3. Leaves, flowers, and fruits of a tree continue to grow indefinitely like stems and roots. 4. In absence of favourable conditions, seeds enter a period of suspended growth or rest. 5. Intrinsic and extrinsic factors together govern plant growth and development. Which of the above statements are correct?

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