Plant physiology

The tropic movement that helps the climbing vines to find suitable support is ------

• Phototropism

• Geotropism

• Thigmotropism

• Chemotropism

The chemical reaction occurs during photosynthesis is ……………………….

• CO₂ is reduced and water is oxidized

• water is reduced and CO₂ is oxidized

• both CO₂ and water are oxidized

• both CO₂ and water are produced

The bending of root of a plant in response to water is called ……………………….

• Thigmonasty

• Hydrotropism

• Phototropism

• Photonasty

A growing seedling is kept in the dark room. A burning candle is placed near it for a few days. The tip part of the seedling bends towards the burning candle. This is an example of ……………….

• Chemotropism

• Thigmotropism

• Phototropism

Transpiration takes place through …………….

• Fruit

• Seed

• Flower

• Stomata

Chlorophyll in a leaf is required for ------

• Photosynthesis

• Transpiration

• Nastic movement

• Tropic movement

The non-directional movement of a plant part in response to temperature is called ………………

• Thermotropism

• Thermonasty

• Phototropism

• Thigmonasty

True or false????🙆‍♂️

The response of a plant part to the chemical stimulus is called phototropism.....

• False

• True

True or false??? 🙅

The shoot is positively phototropic and negatively geotropic.

• True

• False

True or false??? 🐹

When the weather is hot water evaporates lesser which is due to the opening of stomata

• True

• False