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Animal Kingdom

Question

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Gemmule formation in sponges are useful in

asexual reproduction

sexual reproduction

parthenogenesis

parthenocarpy

Solution

A.

asexual reproduction

Gemmules are asexual reproductive bodies of. sponges. These are formed by endogenous budding in all fresh water and some marine sponges.

Sexual reproduction involves viable male and female gametes.

Development of egg into an adult without fertilization is called parthenogenesis. It is common in honey bees.

Parthenocarpy is the development of seedless fruits.

Some More Questions From Animal Kingdom Chapter

What are the reasons that you can think of for the arthropods to constitute the largest group of the animal kingdom?

Water vascular system is the characteristic of which group of the following:

“All vertebrates are chordates but all chordates are not vertebrates”. Justify the statement.

How important is the presence of air bladder in Pisces?

What are the modifications that are observed in birds that help them fly?

Could the number of eggs or young ones produced by an oviparous and viviparous mother be equal? Why?

Segmentation in the body is first observed in which of the following

Match the following:

Prepare a list of some animals that are found parasitic on human beings.

In some animal groups, the body is found divided into compartments with at least some organs/ organ repeated. This characteristic feature is named

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