A: If a plant is kept horizontally, auxin accumulates on a lower surface. R: Displacement of statoliths and other cell organelles to lower surface modifies the translocation pattern of auxin.

If both Assertion & Reason are true, and the reason is the correct explanation of the assertion.

If both Assertion & Reason are true, but the reason is not the correct explanation of the assertion.

If the Assertion is a true statement, but Reason is false.

If both Assertion and Reason are false statements.

A: Only buds or embryos can be vernalized. R: Vernalization requires dividing cells.

If both Assertion & Reason are true, and the reason is the correct explanation of the assertion.

If both Assertion & Reason are true, but the reason is not the correct explanation of the assertion.

If the Assertion is a true statement, but Reason is false.

If both Assertion and Reason are false statements.

A: Phytochrome, a protein, has a regulatory function. R: Various morphogenetic processes are regulated by it.

If both Assertion & Reason are true, and the reason is the correct explanation of the assertion.

If both Assertion & Reason are true, but the reason is not the correct explanation of the assertion.

If the Assertion is a true statement, but Reason is false.

If both Assertion and Reason are false statements.

A: Auxins treatment causes acidification of cell wall and helps in cell elongation. R: Loosening of cell wall microfibrils occurs.

If both Assertion & Reason are true, and the reason is the correct explanation of the assertion.

If both Assertion & Reason are true, but the reason is not the correct explanation of the assertion.

If the Assertion is a true statement, but Reason is false.

If both Assertion and Reason are false statements.

A: Cytokinins are anti-ageing hormones. R: They cause changes in osmotic potential by increasing the volume of mature cells.

If both Assertion & Reason are true, and the reason is the correct explanation of the assertion.

If both Assertion & Reason are true, but the reason is not the correct explanation of the assertion.

If the Assertion is a true statement, but Reason is false.

If both Assertion and Reason are false statements.

A: Gibberellic acid increases the yield of malt from barley grain. R: Gibberellins stimulate the synthesis of amylase, protease and other hydrolytic enzymes for mobilisation of reserve food.

If both Assertion & Reason are true, and the reason is the correct explanation of the assertion.

If both Assertion & Reason are true, but the reason is not the correct explanation of the assertion.

If the Assertion is a true statement, but Reason is false.

If both Assertion and Reason are false statements.

A: 2, 4-D is widely used by farmers in agricultural and horticultural practices. R: Flowering in most plants can be initiated by using high concentration of Auxin.

If both Assertion & Reason are true, and the reason is the correct explanation of the assertion.

If both Assertion & Reason are true, but the reason is not the correct explanation of the assertion.

If the Assertion is a true statement, but Reason is false.

If both Assertion and Reason are false statements.

A: Cytokinin, along with the auxin, is required for morphogenesis. R: More cytokinin to auxin ratio promote root initiation during micropropagation.

If both Assertion & Reason are true, and the reason is the correct explanation of the assertion.

If both Assertion & Reason are true, but the reason is not the correct explanation of the assertion.

If the Assertion is a true statement, but Reason is false.

If both Assertion and Reason are false statements.

A: Seeds do not sprout when Gibberellins overcome ABA. R: GA inhibits protein and RNA synthesis.

If both Assertion & Reason are true, and the reason is the correct explanation of the assertion.

If both Assertion & Reason are true, but the reason is not the correct explanation of the assertion.

If the Assertion is a true statement, but Reason is false.

If both Assertion and Reason are false statements.

A: Soyabean and sugar beet flower when exposed to a photoperiod shorter than a critical period. R: Most winter flowering plants are LDP.

If both Assertion & Reason are true, and the reason is the correct explanation of the assertion.

If both Assertion & Reason are true, but the reason is not the correct explanation of the assertion.

If the Assertion is a true statement, but Reason is false.

If both Assertion and Reason are false statements.

Assertion and Reason Test: Plant Growth and Development Free MCQ Practice Test with Solutions

	Topic-wise MCQ Tests for NEET 9 docs\|1272 tests

	Topic-wise MCQ Tests for NEET 9 docs\|1272 tests

Important Questions for Assertion & Reason Test: Plant Growth & Development

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Assertion & Reason Test: Plant Growth & Development MCQs with Answers

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Assertion & Reason Test: Plant Growth & Development - NEET MCQ

10 Questions MCQ Test Topic-wise MCQ Tests for NEET - Assertion & Reason Test: Plant Growth & Development

A: If a plant is kept horizontally, auxin accumulates on a lower surface.

R: Displacement of statoliths and other cell organelles to lower surface modifies the translocation pattern of auxin.

A: Only buds or embryos can be vernalized.
R: Vernalization requires dividing cells.

A: Phytochrome, a protein, has a regulatory function.
R: Various morphogenetic processes are regulated by it.

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Important Questions for Assertion & Reason Test: Plant Growth & Development

Assertion & Reason Test: Plant Growth & Development MCQs with Answers

Online Tests for Assertion & Reason Test: Plant Growth & Development Topic-wise MCQ Tests for NEET

Assertion & Reason Test: Plant Growth & Development - NEET MCQ

10 Questions MCQ Test Topic-wise MCQ Tests for NEET - Assertion & Reason Test: Plant Growth & Development

A: If a plant is kept horizontally, auxin accumulates on a lower surface. R: Displacement of statoliths and other cell organelles to lower surface modifies the translocation pattern of auxin.

A: Only buds or embryos can be vernalized.R: Vernalization requires dividing cells.

A: Phytochrome, a protein, has a regulatory function.R: Various morphogenetic processes are regulated by it.

Topic-wise MCQ Tests for NEET

Top Courses for NEET

Topic-wise MCQ Tests for NEET

Top Courses for NEET

Important Questions for Assertion & Reason Test: Plant Growth & Development

Assertion & Reason Test: Plant Growth & Development MCQs with Answers

Online Tests for Assertion & Reason Test: Plant Growth & Development Topic-wise MCQ Tests for NEET

A: If a plant is kept horizontally, auxin accumulates on a lower surface.

R: Displacement of statoliths and other cell organelles to lower surface modifies the translocation pattern of auxin.

A: Only buds or embryos can be vernalized.
R: Vernalization requires dividing cells.

A: Phytochrome, a protein, has a regulatory function.
R: Various morphogenetic processes are regulated by it.