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Biology
Plant growth and development
What is nutation?
Biology
Plant growth and development
Why do plants store food reserves in the form of amylum instead of glucose?
Biology
Plant growth and development
Do plants need oxygen? Why or why not?
Biology
Plant growth and development
Name a plant that shows viviparous germination seeds.
Biology
Plant growth and development
Why do leaves turn red and shed off during the autumn season?
Biology
Plant growth and development
What is the meaning of heterophylly?
Biology
Plant growth and development
Plasticity in plant growth means that _______
A. Plant roots are extensible
B. Plant development is dependent on the environment
C. Stems can extend
D. None of the above
Biology
Plant growth and development
Phytochrome is involved in
A. Phototropism
B. Photorespiration
C. Photoperiodism
D. Geotropism
Biology
Plant growth and development
What are secondary metabolites? Name five secondary metabolites and their role in plant life.
Biology
Plant growth and development
Design an experiment to demonstrate hydrotropism.
Biology
Plant growth and development
By hormone application, it is possible to obtain seedless fruits. In which of the following, it is undesirable to obtain seedless fruits?
A) Tomato
B) Orange
C) Watermelon
D) Pomegranate
Biology
Plant growth and development
Secondary metabolite of plant weed ‘vinca rosea’ is used as anticancer drugs in:
A. Vincristine
B. Cyclophosphamide
C. Vinblastine
D. Both A and C
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