Home
Class 10
BIOLOGY
Ethylene retards senescence of leaves, f...

Ethylene retards senescence of leaves, flowers and fruits.

Text Solution

Verified by Experts

False – Ascorbic Acid retards senescence of leaves, flowers and fruits.
Promotional Banner

Topper's Solved these Questions

  • PLANTS AND ANIMAL HORMONES

    PREMIERS PUBLISHERS|Exercise TEXTBOOK EVALUATION (V Assertion and Reasoning:)|3 Videos

  • PLANTS AND ANIMAL HORMONES

    PREMIERS PUBLISHERS|Exercise TEXTBOOK EVALUATION (VI. Answer in a word or sentence:)|8 Videos

  • PLANTS AND ANIMAL HORMONES

    PREMIERS PUBLISHERS|Exercise TEXTBOOK EVALUATION (III. Match the Column)|2 Videos

  • PLANT ANATOMY AND PLANT PHYSIOLOGY

    PREMIERS PUBLISHERS|Exercise OTHER IMPORTANT QUESTIONS & ANSWER(Higher Order Thinking Skills (HOT)):|3 Videos

  • REPRODUCTION IN PLANTS AND ANIMALS

    PREMIERS PUBLISHERS|Exercise Other Important Questions & Answers (X. Higher Order Thinking Skills (HOTS))|3 Videos

Similar Questions

Explore conceptually related problems

Define senescence.

Senescence -Define.

Explain 'senescence'

Assertion (A) : Abscission is a physiological process of shedding of organs like leaves, flowers fruits and seeds from the parent plant body. Reason (R ) : When leaves, flowers, fruits and seeds are removed, the plant seals off its vascular system to prevent loss of water and nutrients.

Assertion: Application of cytokinin to marketed vegetables can keep them fresh for several days. Reason: Cytokinins delay senescence of leaves and other organs by mobilisation of nutrients

While cultivating tomato plants, a farmer noticed some yellow or white spots on plant parts like leaves, flowers, fruits etc. He applied some pesticides. But he was not able to control the disease. a. Identify the pathogen and disease. b. Suggest any two measures to control the disease.

A plant having seeds but lacking flowers and fruits belongs to

Assertion : Auxins help to prevent fruits and leaves droo at early stages. Reason : Auxins promote the abscission of older mature leaves and fruits.

A plant that grows vegetatively during the first season and undergoes flowering and fruiting during the second season is called as …………………

A plant that grows for many years that flowers and set fruits for several season during the life span is called as …………………