Are you looking for Mcqs on Plant movement? If Yes then you are at right place. Here you will find Plant movement Mcq Questions and Answers, Trivia, Quiz, Interview MCQ & Plant movement Current Affairs for Competitive Exams like Neet exams, around 30% to 40% of Neet questions are asked from given Plant movement Mcqs. as you know Questions and Ansers on Plant movement is very important for Neet Exam. In this Plant movement MCQ section for Neet competition we are covering MCQS on Plant movement
Question : Movements of leaves of sensitive plant, Mimosa pudica are due to
A. seismonasty
B. chemonasty
C. thermonasty
D. hydrotropism
Question : Nastic movements differ from tropic movements in being
A. Nondirectional
B. Movements of variation
C. Stimulated by chemicals
D. Directional
Question : In Drosera, movement of tentacles are
A. Thermonastic
B. Photomastic
C. Seismonastic
D. Thigmonastic
Question : Factors that modify geotropic responses are
A. root and shoot apices, humidity and temperature
B. root and shoot apices, phytochrome, humidity and temperature
C. root and shoot apices, temperature, light and atmospheric carbon dioxide
D. none of these
Question : Pneumatophores show
A. thigmotropism
B. negative phototropism
C. negative geotropism (ageotropism)
D. positive geotropism
Question : The best material for demonstrating streaming movements of protoplasm within living cells is
A. pith cells
B. onion peelings
C. staminal hairs of Tradescantia
D. None of these
Question : Tertiary roots are
A. negatively geotropic
B. ageotropic
C. positively geotropic
D. plagiogeotropic
Question : Protoplasmic streaming movements are referred to as
A. photonasty
B. thigmonasty
C. autonomic movements of locomotion
D. movements of curvature
Question : An apparatus commonly used to demonstrate phototropism is
A. clinostat
B. heliotropic chamber
C. potometer
D. arc auxanometer
Question : If the stem grows towards sunlight and root grows just opposite to it, the stem movement us known as
A. phototropic movement
B. negative phototropic movement
C. positive phototropic movement
D. none of these