337860
Auxin is used by gardeners to prepare weed free lawns. But no damage is caused to grass as auxin
1 Promotes apical dominance.
2 Promotes abscission of mature leaves only.
3 Does not affect mature monocotyledonous plants.
4 Can help in cell division in grasses, to produce growth.
Explanation:
Auxin does not affect mature monocot plants. In monocots, especially grasses show limited translocation and cause rapid degradation of external auxin.
NEET - 2024
BIOXI15: PLANT GROWTH AND DEVELOPMENT
337861
NAA stands for____.
1 Nitrogen acetic acid
2 N-acetic acid
3 Naphthalene acetic acid
4 Nitro acetic acid
Explanation:
NAA stands for Napthaline acetic acid.
BIOXI15: PLANT GROWTH AND DEVELOPMENT
337862
Which of the following hormones does not naturally occur in plants?
1 IAA
2 GA
3 ABA
4 2,4 - D
Explanation:
2,4-D is a synthetic auxin. They elicit auxin-like functions and have been produced synthetically. IAA(Indole acetic acid) is a natural auxin. ABA (Abscisic acid) and GA(Gibberelic acid) are natural plant growth hormones.
KCET - 2009
BIOXI15: PLANT GROWTH AND DEVELOPMENT
337863
Auxins induce parthenocarpy in which plants?
337860
Auxin is used by gardeners to prepare weed free lawns. But no damage is caused to grass as auxin
1 Promotes apical dominance.
2 Promotes abscission of mature leaves only.
3 Does not affect mature monocotyledonous plants.
4 Can help in cell division in grasses, to produce growth.
Explanation:
Auxin does not affect mature monocot plants. In monocots, especially grasses show limited translocation and cause rapid degradation of external auxin.
NEET - 2024
BIOXI15: PLANT GROWTH AND DEVELOPMENT
337861
NAA stands for____.
1 Nitrogen acetic acid
2 N-acetic acid
3 Naphthalene acetic acid
4 Nitro acetic acid
Explanation:
NAA stands for Napthaline acetic acid.
BIOXI15: PLANT GROWTH AND DEVELOPMENT
337862
Which of the following hormones does not naturally occur in plants?
1 IAA
2 GA
3 ABA
4 2,4 - D
Explanation:
2,4-D is a synthetic auxin. They elicit auxin-like functions and have been produced synthetically. IAA(Indole acetic acid) is a natural auxin. ABA (Abscisic acid) and GA(Gibberelic acid) are natural plant growth hormones.
KCET - 2009
BIOXI15: PLANT GROWTH AND DEVELOPMENT
337863
Auxins induce parthenocarpy in which plants?
337860
Auxin is used by gardeners to prepare weed free lawns. But no damage is caused to grass as auxin
1 Promotes apical dominance.
2 Promotes abscission of mature leaves only.
3 Does not affect mature monocotyledonous plants.
4 Can help in cell division in grasses, to produce growth.
Explanation:
Auxin does not affect mature monocot plants. In monocots, especially grasses show limited translocation and cause rapid degradation of external auxin.
NEET - 2024
BIOXI15: PLANT GROWTH AND DEVELOPMENT
337861
NAA stands for____.
1 Nitrogen acetic acid
2 N-acetic acid
3 Naphthalene acetic acid
4 Nitro acetic acid
Explanation:
NAA stands for Napthaline acetic acid.
BIOXI15: PLANT GROWTH AND DEVELOPMENT
337862
Which of the following hormones does not naturally occur in plants?
1 IAA
2 GA
3 ABA
4 2,4 - D
Explanation:
2,4-D is a synthetic auxin. They elicit auxin-like functions and have been produced synthetically. IAA(Indole acetic acid) is a natural auxin. ABA (Abscisic acid) and GA(Gibberelic acid) are natural plant growth hormones.
KCET - 2009
BIOXI15: PLANT GROWTH AND DEVELOPMENT
337863
Auxins induce parthenocarpy in which plants?
NEET Test Series from KOTA - 10 Papers In MS WORD
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BIOXI15: PLANT GROWTH AND DEVELOPMENT
337860
Auxin is used by gardeners to prepare weed free lawns. But no damage is caused to grass as auxin
1 Promotes apical dominance.
2 Promotes abscission of mature leaves only.
3 Does not affect mature monocotyledonous plants.
4 Can help in cell division in grasses, to produce growth.
Explanation:
Auxin does not affect mature monocot plants. In monocots, especially grasses show limited translocation and cause rapid degradation of external auxin.
NEET - 2024
BIOXI15: PLANT GROWTH AND DEVELOPMENT
337861
NAA stands for____.
1 Nitrogen acetic acid
2 N-acetic acid
3 Naphthalene acetic acid
4 Nitro acetic acid
Explanation:
NAA stands for Napthaline acetic acid.
BIOXI15: PLANT GROWTH AND DEVELOPMENT
337862
Which of the following hormones does not naturally occur in plants?
1 IAA
2 GA
3 ABA
4 2,4 - D
Explanation:
2,4-D is a synthetic auxin. They elicit auxin-like functions and have been produced synthetically. IAA(Indole acetic acid) is a natural auxin. ABA (Abscisic acid) and GA(Gibberelic acid) are natural plant growth hormones.
KCET - 2009
BIOXI15: PLANT GROWTH AND DEVELOPMENT
337863
Auxins induce parthenocarpy in which plants?
