What is astivation?

1. What do you mean by Aestivation?
2. What is Aestivation in biology?
3. What is Aestivation in biology class 11?
4. What is Aestivation example?
5. What is aestivation Class 11 Ncert?
6. What is aestivation Mcq?
7. What is the role of Aestivation in plants?
8. What is Aestivation explain with the help of diagram?
9. What is velvet Aestivation?
10. What is Aestivation class 11 one mark questions?
11. What is Aestivation Byjus?
12. What animals use Aestivation?
13. What is hibernation and Aestivation explain with suitable example?

What do you mean by Aestivation?

Aestivation or estivation is the positional arrangement of the parts of a flower within a flower bud before it has opened. Aestivation is also sometimes referred to as praefoliation or prefoliation, but these terms may also mean vernation: the arrangement of leaves within a vegetative bud.

What is Aestivation in biology?

Definition. (1) (botany) The arrangement of petals (as well as sepals) within a flower bud that is yet to open. (2) (zoology) The lack of or slowing of activity and metabolism during hot, dry season such as summer; summer dormancy; prolonged and deep torpor during the hot, dry season.

What is Aestivation in biology class 11?

Aestivation or estivation is the positional organisation of the sections of the flower inside the bud of the flower before it is opened. That is also the manner in which sepals or petals are arranged in a flower bud with respect to the other members of the same whorl.

What is Aestivation example?

Eg- China rose, ladyfinger, cotton etc. 3) Imbricate - If the margins of sepals or petals overlap one another but not in any particular direction. Ex- Cassia and gulmohar. 4) Vexillary - In pea and bean flower, there are 5 petals, the largest (standard) overlaps the lateral petals (wings)

What is aestivation Class 11 Ncert?

Aestivation: The mode of arrangement of sepals or petals in floral bud with respect to the other members of the same whorl is known as aestivation. The main types of aestivation are valvate, twisted, imbricate and vexillary (Figure 5.15).

What is aestivation Mcq?

Solution(By Examveda Team)

Aestivation is summer sleep and during aestivation, animals usually tend to rest in a shady and cool place. They take sleep during the hot hours of daytime. Hibernation is a winter sleep and in this sleep, an organism tend to pass the time in dormant conditions. They are not active at all.

What is the role of Aestivation in plants?

Aestivation can be an important systematic character for delimiting or diagnosing some flowering plant taxa. In practice, aestivation is best observed by making hand sections of mature flower buds, because after anthesis, the perianth aestivation may be obscured.

What is Aestivation explain with the help of diagram?

Hey there..! Aestivation means arrangement of accessory floral organs(sepals or petals) in relation to one another in a flower. ... -Twisted: One margin of a petal overlaps regularly the margin of an adjacent petal. ex: Chinarose. -Imbricate: Irregular overlapping of petals by one another.

What is velvet Aestivation?

1. Valvate aestivation: Sepals or petals in a whorl just touch one another. They do not overlap one another. It is observed in Calotropis.

What is Aestivation class 11 one mark questions?

Aestivation is the mode of arrangement of sepals or petals in a floral bud with respect to the other members of the same whorl.

What is Aestivation Byjus?

Aestivation is defined as the mode of arrangement of either sepals or petals in a floral bud.

What animals use Aestivation?

Animals who estivate include the fat-tailed lemur (the first mammal discovered who estivates); many reptiles and amphibians, including the North American desert tortoise, the spotted turtle, the California tiger salamader, and the water-holding frog; certain air-breathing land snails; and some insects, including bees, ...

What is hibernation and Aestivation explain with suitable example?

As hibernation is the sleep during the winter, the animals look out for the warmer place, their metabolic activities slow down, and it is the dormant stage. Aestivation is a summer sleep, so animals search for the moist, shady and cool place to sleep. Examples. Bats, birds, mammals, insects, etc.