BOTANY

BOTANY

PLANT REPRODUCTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
I have hooks to cling to animal fur. What is likely my dispersal method?
A
wind
B
water
C
animals
D
explosive action
Explanation: 

Detailed explanation-1: -Animals can disperse seeds by excreting or burying them; other fruits have structures, such as hooks, that attach themselves to animals’ fur.

Detailed explanation-2: -Xanthium seeds are produced inside a hard, spiny, double-chambered, single-seeded bur which is 0.8 to 2.01 cm long. As the seed is covered with stiff spines that are hooked, they stick to the fur of animals.

Detailed explanation-3: -The seed of these plants catches on the fur of animals and are carried away to different places, far from their parent plants. Dates, rambutan, sea grapes, sea holly, tamarind, raspberry, sunflower, tomatoes are a few examples of plants whose seeds are dispersed by animals and birds.

Detailed explanation-4: -Entelia is a tree native to New zealand which disperses its seeds with the help of hooks on the seed surface.

Detailed explanation-5: -Some plants produce seeds that are covered in hooks or spines. These seeds get attached to animals fur or feathers. They are carried upto a certain distance away from their parent plant. Later, these seeds may either fall off, or are rubbed off by the animal.

There is 1 question to complete.