Download App

Control and Coordination — Science STD 10 — Question

Maharashtra BoardEnglish MediumSTD 10ScienceControl and Coordination2 Marks
Question
What is meant by ‘tropisms’ (or tropic movements)? Explain with an example.
✓

Answer

A growth movement ofa plant part in response to an external stimulus in which the direction of stimulus determines the direction of response is called tropism. Example – The bending of plant stem towards light is an example of positive phototropism.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "Answer the following questions: [2 M]" from Control and Coordination→Control and Coordination — all question types→Science STD 10 question papers→Maharashtra Board STD 10 question papers→Maharashtra Board question paper generator→

Similar questions

The specific latent heat of fusion of ice is 80 cal/g. Explain this statement.
→
What are the different ways of heat transfer?
→
What do you understand by the power of a lens? Name one factor on which the power of a lens depends.
→
State the various characteristics of chemical reactions.
→
Define relative humidity.
(OR)
What is relative humidity? Write the formula for % relative humidity.
→
Rewrite the following statements using correct of the options and explain the completed statements. (gluconic acid, coagulation, amino acid, 4% acetic acid, clostridium, lactobacilli)
Process of ……. of milk proteins occurs due to lactic acid.
→
Bacteria have a simpler body plan when compared with human beings. Does it mean that human beings are more evolved than bacteria? Explain your answer.
→
DEFINE : Hermaphrodite:
→
Explain why, a food chain usually cannot have more than three or four steps.
→
ScientistDiscovery
(1) Walter, Sutton(a) Chromosomes of grasshopper
(2) Mclyn McCarthy(b) DNA is genetic material
(c) Pioneer of the modern genetics
(d) Mutational theory
→